cschantz
9bb904da61
Fixed HIGH priority QA issues found by toolkit-qa-check.sh: • Added 10-second timeout (-m 10) to all curl commands • Prevents script hanging on slow/unresponsive domains • Lines fixed: 912, 954, 968, 982 Changes: ✓ analyze_redirect_chains() - Added timeout to redirect counting ✓ analyze_https_redirect() - Added timeout to HTTP redirect check ✓ analyze_network_waterfall() - Added timeout to response time measurement ✓ analyze_cdn_performance() - Added timeout to CDN header check Result: ✅ 4 NET-TIMEOUT issues fixed (HIGH priority) ✅ Code remains production-safe ✅ Syntax validated ✅ Ready for deployment Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
1455 lines
63 KiB
Bash
1455 lines
63 KiB
Bash
#!/bin/bash
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################################################################################
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# Extended Analysis Functions
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################################################################################
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# Purpose: All 32 additional intelligence checks for website slowness
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# Categories: WordPress, Database, PHP, Web Server, Cron/Tasks
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################################################################################
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# ============================================================================
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# CATEGORY 1: WORDPRESS-SPECIFIC SETTINGS (8 checks)
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# ============================================================================
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### 1.1 - WP_DEBUG Enabled Check
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analyze_wp_debug() {
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local docroot="$1"
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local wp_config="$docroot/wp-config.php"
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if [ ! -f "$wp_config" ]; then
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return 0
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fi
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local debug_enabled=$(grep -c "define.*'WP_DEBUG'.*true" "$wp_config" 2>/dev/null || echo 0)
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if [ "$debug_enabled" -gt 0 ]; then
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save_analysis_data "wordpress_settings.tmp" "CRITICAL: WP_DEBUG enabled in production"
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save_analysis_data "wordpress_settings.tmp" " Impact: 10-15% performance penalty from error logging"
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save_analysis_data "wordpress_settings.tmp" " Fix: Set define( 'WP_DEBUG', false );"
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fi
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}
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### 1.2 - XML-RPC Enabled Check
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analyze_xmlrpc() {
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local domain="$1"
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local xmlrpc_test=$(curl -s -m 3 "https://$domain/xmlrpc.php" -w "%{http_code}" -o /dev/null 2>/dev/null || echo "000")
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if [ "$xmlrpc_test" != "403" ] && [ "$xmlrpc_test" != "404" ]; then
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save_analysis_data "wordpress_settings.tmp" "WARNING: XML-RPC is enabled"
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save_analysis_data "wordpress_settings.tmp" " Security risk, unnecessary API exposure"
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save_analysis_data "wordpress_settings.tmp" " Fix: Add to .htaccess or disable via plugin"
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fi
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}
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### 1.3 - WordPress Heartbeat API
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analyze_heartbeat_api() {
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local docroot="$1"
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if [ -f "$docroot/wp-config.php" ]; then
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local heartbeat_interval=$(grep -o "HEARTBEAT_INTERVAL.*[0-9]*" "$docroot/wp-config.php" 2>/dev/null | grep -o "[0-9]*" | head -1)
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if [ -z "$heartbeat_interval" ]; then
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save_analysis_data "wordpress_settings.tmp" "INFO: Heartbeat running at default (15s) interval"
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save_analysis_data "wordpress_settings.tmp" " Recommendation: Increase to 60s: define('HEARTBEAT_INTERVAL', 60);"
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elif [ "$heartbeat_interval" -lt 30 ]; then
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save_analysis_data "wordpress_settings.tmp" "WARNING: Heartbeat interval too frequent: ${heartbeat_interval}s"
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save_analysis_data "wordpress_settings.tmp" " Recommend: At least 60 seconds"
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fi
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fi
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}
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### 1.4 - Autosave Frequency
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analyze_autosave_frequency() {
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local docroot="$1"
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if [ -f "$docroot/wp-config.php" ]; then
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local autosave_interval=$(grep -o "AUTOSAVE_INTERVAL.*[0-9]*" "$docroot/wp-config.php" 2>/dev/null | grep -o "[0-9]*" | head -1)
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if [ -z "$autosave_interval" ] || [ "$autosave_interval" -lt 120 ]; then
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save_analysis_data "wordpress_settings.tmp" "INFO: Autosave frequency at default or too frequent"
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save_analysis_data "wordpress_settings.tmp" " Recommendation: Set to 300s (5 min): define('AUTOSAVE_INTERVAL', 300);"
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fi
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fi
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}
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### 1.5 - REST API Exposure
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analyze_rest_api_exposure() {
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local domain="$1"
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local rest_test=$(curl -s -m 3 "https://$domain/wp-json/wp/v2/posts" 2>/dev/null | head -c 50)
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if [[ "$rest_test" == *"ID"* ]] || [[ "$rest_test" == *"title"* ]]; then
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save_analysis_data "wordpress_settings.tmp" "INFO: REST API is fully exposed (public)"
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save_analysis_data "wordpress_settings.tmp" " Consider: Require authentication or limit access"
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fi
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}
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### 1.6 - Emoji Support
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analyze_emoji_scripts() {
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local domain="$1"
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local emoji_test=$(curl -s -m 5 "https://$domain" 2>/dev/null | grep -c "wp-emoji" || echo 0)
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if [ "$emoji_test" -gt 0 ]; then
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save_analysis_data "wordpress_settings.tmp" "INFO: Emoji support scripts loading"
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save_analysis_data "wordpress_settings.tmp" " Unnecessary for most sites, adds 1-2 extra HTTP requests"
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save_analysis_data "wordpress_settings.tmp" " Fix: Use disable-emojis plugin or add function to disable"
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fi
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}
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### 1.7 - Post Revision Distribution
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analyze_post_revision_distribution() {
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local db_name="$1"
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if [ -z "$db_name" ]; then
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return 0
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fi
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local high_revision_posts=$(mysql -Ns -e "
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SELECT COUNT(DISTINCT post_parent) FROM ${db_name}.wp_posts
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WHERE post_type='revision'
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GROUP BY post_parent
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HAVING COUNT(*) > 50;
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" 2>/dev/null | wc -l || echo 0)
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if [ "$high_revision_posts" -gt 0 ]; then
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save_analysis_data "wordpress_settings.tmp" "WARNING: $high_revision_posts posts with >50 revisions each"
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save_analysis_data "wordpress_settings.tmp" " These posts bloat the database"
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save_analysis_data "wordpress_settings.tmp" " Fix: Delete old revisions: wp post delete \$(wp post list --format=ids --post_type=revision) --force"
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fi
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}
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### 1.8 - Pingbacks/Trackbacks
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analyze_pingbacks_trackbacks() {
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local docroot="$1"
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if [ -f "$docroot/wp-config.php" ]; then
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# Check if default setting is configured
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if ! grep -q "default_ping_status" "$docroot/wp-config.php"; then
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save_analysis_data "wordpress_settings.tmp" "INFO: Pingbacks/trackbacks enabled (default)"
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save_analysis_data "wordpress_settings.tmp" " Security & performance: Disable with wp option update default_ping_status 'closed'"
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fi
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fi
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}
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# ============================================================================
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# CATEGORY 2: DATABASE TUNING (8 checks)
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# ============================================================================
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### 2.1 - InnoDB Buffer Pool Size
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analyze_innodb_buffer_pool() {
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local buffer_pool=$(mysql -Ns -e "SELECT @@innodb_buffer_pool_size;" 2>/dev/null || echo "0")
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if [ "$buffer_pool" -lt 268435456 ]; then # Less than 256MB
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save_analysis_data "database_tuning.tmp" "CRITICAL: InnoDB buffer pool too small"
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save_analysis_data "database_tuning.tmp" " Current: $(( buffer_pool / 1024 / 1024 ))MB"
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save_analysis_data "database_tuning.tmp" " Recommend: 256MB minimum, 50-75% of available RAM"
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save_analysis_data "database_tuning.tmp" " Edit /etc/my.cnf: innodb_buffer_pool_size = 8G"
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fi
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}
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### 2.2 - Max Allowed Packet
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analyze_max_allowed_packet() {
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local max_packet=$(mysql -Ns -e "SELECT @@max_allowed_packet;" 2>/dev/null || echo "0")
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if [ "$max_packet" -lt 16777216 ]; then # Less than 16MB
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save_analysis_data "database_tuning.tmp" "WARNING: max_allowed_packet is small"
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save_analysis_data "database_tuning.tmp" " Current: $(( max_packet / 1024 / 1024 ))MB"
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save_analysis_data "database_tuning.tmp" " Large queries may fail silently"
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save_analysis_data "database_tuning.tmp" " Edit /etc/my.cnf: max_allowed_packet = 256M"
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fi
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}
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### 2.3 - Slow Query Log Threshold
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analyze_slow_query_threshold() {
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local long_query_time=$(mysql -Ns -e "SELECT @@long_query_time;" 2>/dev/null || echo "10")
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if (( $(echo "$long_query_time > 2" | bc -l) )); then
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save_analysis_data "database_tuning.tmp" "INFO: Slow query threshold is high (${long_query_time}s)"
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save_analysis_data "database_tuning.tmp" " Misses real slow queries that take 1-2 seconds"
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save_analysis_data "database_tuning.tmp" " Edit /etc/my.cnf: long_query_time = 1"
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fi
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}
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### 2.4 - InnoDB File Per Table
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analyze_innodb_file_per_table() {
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local file_per_table=$(mysql -Ns -e "SELECT @@innodb_file_per_table;" 2>/dev/null || echo "0")
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if [ "$file_per_table" -eq 0 ]; then
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save_analysis_data "database_tuning.tmp" "WARNING: InnoDB file-per-table is disabled"
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save_analysis_data "database_tuning.tmp" " All tables in single ibdata1 file (can grow huge)"
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save_analysis_data "database_tuning.tmp" " Edit /etc/my.cnf: innodb_file_per_table = 1"
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fi
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}
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### 2.5 - Query Cache (MySQL 5.7)
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analyze_query_cache() {
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local query_cache=$(mysql -Ns -e "SELECT @@version;" 2>/dev/null || echo "8.0")
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if [[ "$query_cache" == 5.7* ]]; then
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local cache_type=$(mysql -Ns -e "SELECT @@query_cache_type;" 2>/dev/null || echo "0")
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if [ "$cache_type" -gt 0 ]; then
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save_analysis_data "database_tuning.tmp" "INFO: Query cache enabled (MySQL 5.7)"
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save_analysis_data "database_tuning.tmp" " Can be slow, consider disabling or upgrading to MySQL 8.0"
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fi
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fi
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}
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### 2.6 - Temporary Table Location
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analyze_temp_table_location() {
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local tmp_table_size=$(mysql -Ns -e "SELECT @@tmp_table_size;" 2>/dev/null || echo "0")
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if [ "$tmp_table_size" -lt 33554432 ]; then # Less than 32MB
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save_analysis_data "database_tuning.tmp" "INFO: Temporary table size is small"
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save_analysis_data "database_tuning.tmp" " Current: $(( tmp_table_size / 1024 / 1024 ))MB"
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save_analysis_data "database_tuning.tmp" " Large GROUP BY/DISTINCT queries go to disk"
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save_analysis_data "database_tuning.tmp" " Edit /etc/my.cnf: tmp_table_size = 512M"
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fi
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}
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### 2.7 - Connection Timeout Settings
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analyze_connection_timeout() {
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local wait_timeout=$(mysql -Ns -e "SELECT @@wait_timeout;" 2>/dev/null || echo "28800")
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if [ "$wait_timeout" -gt 3600 ]; then
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save_analysis_data "database_tuning.tmp" "INFO: wait_timeout is high (${wait_timeout}s)"
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save_analysis_data "database_tuning.tmp" " May accumulate idle connections"
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save_analysis_data "database_tuning.tmp" " For pooling: Set to 600 (10 min)"
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fi
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}
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### 2.8 - Innodb Flush Log at Trx Commit
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analyze_innodb_flush_log() {
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local flush_log=$(mysql -Ns -e "SELECT @@innodb_flush_log_at_trx_commit;" 2>/dev/null || echo "1")
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if [ "$flush_log" -eq 1 ]; then
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save_analysis_data "database_tuning.tmp" "INFO: InnoDB flush log = 1 (safest but slowest)"
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save_analysis_data "database_tuning.tmp" " Change to 2 for better performance with acceptable risk"
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save_analysis_data "database_tuning.tmp" " Edit /etc/my.cnf: innodb_flush_log_at_trx_commit = 2"
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fi
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}
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# ============================================================================
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# CATEGORY 3: PHP PERFORMANCE (6 checks)
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# ============================================================================
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### 3.1 - OPcache Configuration
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analyze_opcache() {
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local opcache_enabled=$(php -r "echo extension_loaded('Zend OPcache') ? 1 : 0;" 2>/dev/null || echo 0)
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if [ "$opcache_enabled" -eq 0 ]; then
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save_analysis_data "php_tuning.tmp" "CRITICAL: OPcache not enabled"
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save_analysis_data "php_tuning.tmp" " Impact: 2-3x slower PHP execution"
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save_analysis_data "php_tuning.tmp" " Fix: Enable in php.ini with proper config"
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else
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local cache_size=$(php -i 2>/dev/null | grep "opcache.memory_consumption" | awk '{print $NF}' || echo "0")
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if [ "$cache_size" -lt 256 ]; then
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save_analysis_data "php_tuning.tmp" "WARNING: OPcache memory too small (${cache_size}MB)"
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save_analysis_data "php_tuning.tmp" " Recommend: 256MB or more"
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fi
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fi
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}
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### 3.2 - Xdebug in Production
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analyze_xdebug() {
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local xdebug_enabled=$(php -m 2>/dev/null | grep -c "Xdebug" || echo 0)
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if [ "$xdebug_enabled" -gt 0 ]; then
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save_analysis_data "php_tuning.tmp" "CRITICAL: Xdebug enabled in production!"
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save_analysis_data "php_tuning.tmp" " Impact: 50-70% performance penalty"
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save_analysis_data "php_tuning.tmp" " Fix: Disable or uninstall immediately"
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fi
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}
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### 3.3 - Realpath Cache
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analyze_realpath_cache() {
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local realpath_size=$(php -i 2>/dev/null | grep "realpath_cache_size" | awk '{print $NF}' || echo "0")
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if [[ "$realpath_size" == "4K" ]] || [ "$realpath_size" = "4096" ]; then
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save_analysis_data "php_tuning.tmp" "INFO: Realpath cache is default (4K, too small)"
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save_analysis_data "php_tuning.tmp" " For WordPress: Recommend 128M"
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save_analysis_data "php_tuning.tmp" " Edit php.ini: realpath_cache_size = 128M"
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fi
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}
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### 3.4 - Timezone Configuration
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analyze_timezone_config() {
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local php_tz=$(php -i 2>/dev/null | grep "date.timezone" | head -1 | awk '{print $NF}' || echo "UTC")
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if [ "$php_tz" = "no value" ] || [ -z "$php_tz" ]; then
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save_analysis_data "php_tuning.tmp" "INFO: Timezone not configured"
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save_analysis_data "php_tuning.tmp" " Set to UTC or match site timezone"
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save_analysis_data "php_tuning.tmp" " Edit php.ini: date.timezone = UTC"
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fi
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}
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### 3.5 - Display Errors in Production
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analyze_display_errors() {
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local display_errors=$(php -i 2>/dev/null | grep "display_errors" | grep -o "On\|Off" | head -1 || echo "Off")
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if [ "$display_errors" = "On" ]; then
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save_analysis_data "php_tuning.tmp" "WARNING: display_errors is On in production"
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save_analysis_data "php_tuning.tmp" " Security risk, performance penalty"
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save_analysis_data "php_tuning.tmp" " Edit php.ini: display_errors = Off"
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fi
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}
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### 3.6 - Disabled Functions
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analyze_disabled_functions() {
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local disabled=$(php -i 2>/dev/null | grep "disable_functions" | grep -o "[^ ].*" | head -1 || echo "none")
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if [ "$disabled" != "none" ] && [ -n "$disabled" ]; then
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save_analysis_data "php_tuning.tmp" "INFO: Functions disabled (security): $disabled"
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save_analysis_data "php_tuning.tmp" " Verify these don't break any plugins"
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fi
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}
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# ============================================================================
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# CATEGORY 4: WEB SERVER TUNING (6 checks)
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# ============================================================================
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### 4.1 - HTTP/2 Enabled
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analyze_http2() {
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local http2_enabled=$(apache2ctl -M 2>/dev/null | grep -c "http2_module" || echo 0)
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if [ "$http2_enabled" -eq 0 ]; then
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save_analysis_data "web_server.tmp" "WARNING: HTTP/2 not enabled"
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save_analysis_data "web_server.tmp" " Impact: 15-30% slower asset delivery"
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save_analysis_data "web_server.tmp" " Fix: a2enmod http2 && systemctl restart apache2"
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fi
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}
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### 4.2 - KeepAlive Settings
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analyze_keepalive() {
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local keepalive=$(grep -A 3 "^KeepAlive" /etc/apache2/apache2.conf 2>/dev/null | head -1 || echo "unknown")
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if [[ "$keepalive" == *"Off"* ]]; then
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save_analysis_data "web_server.tmp" "INFO: KeepAlive is disabled"
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save_analysis_data "web_server.tmp" " Enable for better performance: KeepAlive On"
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fi
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}
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### 4.3 - Sendfile Enabled
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analyze_sendfile() {
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local sendfile=$(grep -i "EnableSendfile" /etc/apache2/apache2.conf 2>/dev/null | grep -o "On\|Off" || echo "unknown")
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if [ "$sendfile" = "Off" ] || [ -z "$sendfile" ]; then
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save_analysis_data "web_server.tmp" "WARNING: Sendfile not enabled"
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save_analysis_data "web_server.tmp" " 10-20% faster static file delivery"
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save_analysis_data "web_server.tmp" " Enable: EnableSendfile on"
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fi
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}
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### 4.4 - Gzip Compression Level
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analyze_gzip_compression() {
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local gzip_level=$(grep -i "DeflateCompressionLevel" /etc/apache2/mods-enabled/deflate.conf 2>/dev/null | grep -o "[0-9]" || echo "6")
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if [ "$gzip_level" = "9" ]; then
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save_analysis_data "web_server.tmp" "INFO: Gzip compression level is 9 (maximum)"
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save_analysis_data "web_server.tmp" " Too slow, not worth it. Recommend level 6"
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save_analysis_data "web_server.tmp" " Edit deflate.conf: DeflateCompressionLevel 6"
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fi
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}
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### 4.5 - SSL/TLS Version
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analyze_ssl_version() {
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local ssl_version=$(grep -i "SSLProtocol" /etc/apache2/sites-enabled/*ssl.conf 2>/dev/null | grep -o "TLSv[0-9.]*" | head -1 || echo "unknown")
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if [[ "$ssl_version" == *"1.0"* ]] || [[ "$ssl_version" == *"1.1"* ]]; then
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save_analysis_data "web_server.tmp" "WARNING: Using outdated SSL/TLS: $ssl_version"
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save_analysis_data "web_server.tmp" " Recommend: TLS 1.2 minimum, TLS 1.3 preferred"
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save_analysis_data "web_server.tmp" " Set: SSLProtocol TLSv1.2 TLSv1.3"
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fi
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}
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### 4.6 - Unused Apache Modules
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analyze_apache_modules() {
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local module_count=$(apache2ctl -M 2>/dev/null | wc -l || echo "0")
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if [ "$module_count" -gt 45 ]; then
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save_analysis_data "web_server.tmp" "INFO: Many Apache modules loaded ($module_count)"
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save_analysis_data "web_server.tmp" " Review and disable unused modules"
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save_analysis_data "web_server.tmp" " Command: apache2ctl -M"
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fi
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}
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# ============================================================================
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# CATEGORY 5: CRON & BACKGROUND TASKS (4 checks)
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# ============================================================================
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### 5.1 - WordPress Cron Execution
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analyze_wordpress_cron() {
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local docroot="$1"
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if [ -f "$docroot/wp-config.php" ]; then
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local cron_disabled=$(grep -c "DISABLE_WP_CRON.*true" "$docroot/wp-config.php" 2>/dev/null || echo 0)
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if [ "$cron_disabled" -eq 0 ]; then
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save_analysis_data "cron_tasks.tmp" "INFO: Using wp-cron (runs every pageload)"
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save_analysis_data "cron_tasks.tmp" " Better: Switch to system cron"
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save_analysis_data "cron_tasks.tmp" " Set: define('DISABLE_WP_CRON', true);"
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save_analysis_data "cron_tasks.tmp" " Then add system cron: */5 * * * * curl https://example.com/wp-cron.php"
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fi
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fi
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}
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### 5.2 - Backup Schedule
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analyze_backup_schedule() {
|
|
local backup_time=$(grep -i "backup" /etc/cron.d/cpanel* 2>/dev/null | grep -o "[0-9]*:[0-9]*" | head -1 || echo "unknown")
|
|
|
|
if [ "$backup_time" != "unknown" ]; then
|
|
# Extract hour
|
|
local hour=${backup_time%%:*}
|
|
if [ "$hour" -ge 7 ] && [ "$hour" -le 18 ]; then
|
|
save_analysis_data "cron_tasks.tmp" "WARNING: Backup scheduled during peak hours ($hour:00)"
|
|
save_analysis_data "cron_tasks.tmp" " Move to 2-4 AM for off-peak"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
### 5.3 - Database Optimization Schedule
|
|
analyze_db_optimization_schedule() {
|
|
local has_optimize=$(grep -c "mysqlcheck\|optimize" /etc/cron.d/* 2>/dev/null || echo 0)
|
|
|
|
if [ "$has_optimize" -eq 0 ]; then
|
|
save_analysis_data "cron_tasks.tmp" "INFO: No database optimization scheduled"
|
|
save_analysis_data "cron_tasks.tmp" " Recommend weekly: mysqlcheck -Aou database_name"
|
|
save_analysis_data "cron_tasks.tmp" " Add to crontab: 0 3 * * 0 mysqlcheck -Aou -u root -p{pass}"
|
|
fi
|
|
}
|
|
|
|
### 5.4 - Slow Cron Jobs
|
|
analyze_slow_cron_jobs() {
|
|
# This requires WordPress and wp-cli to be available
|
|
if command -v wp &> /dev/null; then
|
|
local cron_jobs=$(wp cron schedule list 2>/dev/null | wc -l || echo "0")
|
|
|
|
if [ "$cron_jobs" -gt 10 ]; then
|
|
save_analysis_data "cron_tasks.tmp" "INFO: Many scheduled cron jobs ($cron_jobs)"
|
|
save_analysis_data "cron_tasks.tmp" " Review with: wp cron schedule list"
|
|
save_analysis_data "cron_tasks.tmp" " Disable unnecessary ones for better performance"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
# ============================================================================
|
|
# ADDITIONAL HIGH-VALUE CHECKS
|
|
# ============================================================================
|
|
|
|
### Missing Critical Indexes
|
|
analyze_missing_critical_indexes() {
|
|
local db_name="$1"
|
|
|
|
if [ -z "$db_name" ]; then
|
|
return 0
|
|
fi
|
|
|
|
# Check for common missing indexes
|
|
local missing_indexes=""
|
|
|
|
# Check wp_postmeta meta_key index
|
|
local meta_key_index=$(mysql -Ns -e "
|
|
SELECT COUNT(*) FROM information_schema.STATISTICS
|
|
WHERE TABLE_SCHEMA='${db_name}'
|
|
AND TABLE_NAME='wp_postmeta'
|
|
AND COLUMN_NAME='meta_key';
|
|
" 2>/dev/null || echo "0")
|
|
|
|
if [ "$meta_key_index" -eq 0 ]; then
|
|
missing_indexes+="wp_postmeta(meta_key) "
|
|
fi
|
|
|
|
# Check wp_posts post_type index
|
|
local post_type_index=$(mysql -Ns -e "
|
|
SELECT COUNT(*) FROM information_schema.STATISTICS
|
|
WHERE TABLE_SCHEMA='${db_name}'
|
|
AND TABLE_NAME='wp_posts'
|
|
AND COLUMN_NAME='post_type';
|
|
" 2>/dev/null || echo "0")
|
|
|
|
if [ "$post_type_index" -eq 0 ]; then
|
|
missing_indexes+="wp_posts(post_type) "
|
|
fi
|
|
|
|
if [ -n "$missing_indexes" ]; then
|
|
save_analysis_data "database_tuning.tmp" "CRITICAL: Missing critical indexes"
|
|
save_analysis_data "database_tuning.tmp" " Missing: $missing_indexes"
|
|
save_analysis_data "database_tuning.tmp" " Add: ALTER TABLE table_name ADD INDEX (column_name);"
|
|
fi
|
|
}
|
|
|
|
### Database to Memory Ratio
|
|
analyze_database_memory_ratio() {
|
|
local db_name="$1"
|
|
|
|
if [ -z "$db_name" ]; then
|
|
return 0
|
|
fi
|
|
|
|
local db_size=$(mysql -Ns -e "
|
|
SELECT ROUND(SUM(data_length + index_length) / 1024 / 1024)
|
|
FROM information_schema.tables
|
|
WHERE table_schema='${db_name}';
|
|
" 2>/dev/null || echo "0")
|
|
|
|
local system_memory=$(free -m | awk 'NR==2{print $2}')
|
|
|
|
if [ "$db_size" -gt 0 ] && [ "$system_memory" -gt 0 ]; then
|
|
if [ "$db_size" -gt "$system_memory" ]; then
|
|
save_analysis_data "database_tuning.tmp" "CRITICAL: Database (${db_size}MB) larger than available RAM (${system_memory}MB)"
|
|
save_analysis_data "database_tuning.tmp" " This causes heavy disk I/O"
|
|
save_analysis_data "database_tuning.tmp" " Solutions: Increase RAM, optimize DB, or split database"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
################################################################################
|
|
# EXPORT ALL FUNCTIONS
|
|
################################################################################
|
|
|
|
export -f analyze_wp_debug
|
|
export -f analyze_xmlrpc
|
|
export -f analyze_heartbeat_api
|
|
export -f analyze_autosave_frequency
|
|
export -f analyze_rest_api_exposure
|
|
export -f analyze_emoji_scripts
|
|
export -f analyze_post_revision_distribution
|
|
export -f analyze_pingbacks_trackbacks
|
|
export -f analyze_innodb_buffer_pool
|
|
export -f analyze_max_allowed_packet
|
|
export -f analyze_slow_query_threshold
|
|
export -f analyze_innodb_file_per_table
|
|
export -f analyze_query_cache
|
|
export -f analyze_temp_table_location
|
|
export -f analyze_connection_timeout
|
|
export -f analyze_innodb_flush_log
|
|
export -f analyze_opcache
|
|
export -f analyze_xdebug
|
|
export -f analyze_realpath_cache
|
|
export -f analyze_timezone_config
|
|
export -f analyze_display_errors
|
|
export -f analyze_disabled_functions
|
|
export -f analyze_http2
|
|
export -f analyze_keepalive
|
|
export -f analyze_sendfile
|
|
export -f analyze_gzip_compression
|
|
export -f analyze_ssl_version
|
|
export -f analyze_apache_modules
|
|
export -f analyze_wordpress_cron
|
|
################################################################################
|
|
# PHASE 4: ADVANCED DATABASE & ISSUE PATTERN DETECTION (Tier 1 Quick Wins)
|
|
################################################################################
|
|
|
|
# ============================================================================
|
|
# PHASE 4 DATABASE CHECKS (6 quick wins)
|
|
# ============================================================================
|
|
|
|
### P4.1 - Table Engine Mismatch
|
|
analyze_table_engine_mismatch() {
|
|
# Check if tables use inconsistent storage engines
|
|
local engines=$(mysql -e "SELECT DISTINCT ENGINE FROM information_schema.TABLES WHERE TABLE_SCHEMA=DATABASE() 2>/dev/null" 2>/dev/null | grep -v ENGINE | sort -u)
|
|
|
|
if [ ! -z "$engines" ] && [ "$(echo "$engines" | wc -l)" -gt 1 ]; then
|
|
save_analysis_data "database_advanced.tmp" "WARNING: Mixed storage engines detected"
|
|
save_analysis_data "database_advanced.tmp" " Engines: $(echo $engines | tr '\n' ', ')"
|
|
save_analysis_data "database_advanced.tmp" " Recommendation: Convert all tables to InnoDB"
|
|
fi
|
|
}
|
|
|
|
### P4.2 - Table Statistics Age
|
|
analyze_table_statistics_age() {
|
|
# Check if table statistics are stale (MySQL 5.7+)
|
|
local stale_count=$(mysql -e "SELECT COUNT(*) FROM mysql.innodb_table_stats WHERE STAT_MODIFIED < DATE_SUB(NOW(), INTERVAL 30 DAY)" 2>/dev/null | tail -1 || echo 0)
|
|
|
|
if [ "$stale_count" -gt 0 ]; then
|
|
save_analysis_data "database_advanced.tmp" "INFO: Found $stale_count tables with stale statistics"
|
|
save_analysis_data "database_advanced.tmp" " Fix: Run ANALYZE TABLE on each table"
|
|
save_analysis_data "database_advanced.tmp" " Or: wp db optimize (WordPress)"
|
|
fi
|
|
}
|
|
|
|
### P4.3 - Index Cardinality Analysis
|
|
analyze_index_cardinality() {
|
|
# Check for indexes with poor selectivity
|
|
local poor_indexes=$(mysql -e "SELECT TABLE_NAME, INDEX_NAME FROM information_schema.STATISTICS WHERE TABLE_SCHEMA=DATABASE() AND SEQ_IN_INDEX=1 AND CARDINALITY IS NOT NULL AND CARDINALITY / (SELECT TABLE_ROWS FROM information_schema.TABLES t WHERE t.TABLE_SCHEMA=information_schema.STATISTICS.TABLE_SCHEMA AND t.TABLE_NAME=information_schema.STATISTICS.TABLE_NAME) > 0.95 LIMIT 5" 2>/dev/null | grep -v TABLE_NAME | head -5)
|
|
|
|
if [ ! -z "$poor_indexes" ]; then
|
|
save_analysis_data "database_advanced.tmp" "WARNING: Found indexes with poor cardinality (high selectivity)"
|
|
save_analysis_data "database_advanced.tmp" " These indexes may not be used by optimizer"
|
|
save_analysis_data "database_advanced.tmp" " Review and consider dropping unused indexes"
|
|
fi
|
|
}
|
|
|
|
### P4.4 - Query Cache Memory Waste
|
|
analyze_query_cache_memory_waste() {
|
|
# Check query cache fragmentation (MySQL 5.7)
|
|
local qcache_info=$(mysql -e "SHOW STATUS LIKE 'Qcache%'" 2>/dev/null)
|
|
|
|
if echo "$qcache_info" | grep -q "Qcache_free_blocks"; then
|
|
local free_blocks=$(echo "$qcache_info" | grep "Qcache_free_blocks" | awk '{print $2}')
|
|
local total_blocks=$(echo "$qcache_info" | grep "Qcache_total_blocks" | awk '{print $2}')
|
|
|
|
if [ "$total_blocks" -gt 0 ]; then
|
|
local fragmentation=$((free_blocks * 100 / total_blocks))
|
|
if [ "$fragmentation" -gt 30 ]; then
|
|
save_analysis_data "database_advanced.tmp" "INFO: Query cache fragmentation at ${fragmentation}%"
|
|
save_analysis_data "database_advanced.tmp" " Consider: FLUSH QUERY CACHE; or redesign query strategy"
|
|
fi
|
|
fi
|
|
fi
|
|
}
|
|
|
|
### P4.5 - Replication Lag Check
|
|
analyze_replication_lag() {
|
|
# Check if database is replica and has lag
|
|
local slave_status=$(mysql -e "SHOW SLAVE STATUS\G 2>/dev/null" | grep "Seconds_Behind_Master" | awk '{print $NF}')
|
|
|
|
if [ ! -z "$slave_status" ] && [ "$slave_status" != "NULL" ] && [ "$slave_status" -gt 10 ]; then
|
|
save_analysis_data "database_advanced.tmp" "WARNING: Database replication lag detected: ${slave_status} seconds"
|
|
save_analysis_data "database_advanced.tmp" " Impact: Read queries on replica are stale"
|
|
save_analysis_data "database_advanced.tmp" " Solution: Optimize master, increase replica resources"
|
|
fi
|
|
}
|
|
|
|
### P4.6 - Table Size Growth Tracking
|
|
analyze_table_size_growth() {
|
|
# Identify rapidly growing tables (potential logging tables)
|
|
local large_tables=$(mysql -e "SELECT TABLE_NAME, ROUND(((data_length+index_length)/1024/1024),2) as size_mb FROM information_schema.TABLES WHERE TABLE_SCHEMA=DATABASE() ORDER BY size_mb DESC LIMIT 5" 2>/dev/null | grep -v TABLE_NAME)
|
|
|
|
if [ ! -z "$large_tables" ]; then
|
|
local largest=$(echo "$large_tables" | head -1 | awk '{print $1, $2}')
|
|
if echo "$largest" | awk '{exit ($2 > 1000) ? 0 : 1}'; then
|
|
save_analysis_data "database_advanced.tmp" "WARNING: Large table detected: $largest MB"
|
|
save_analysis_data "database_advanced.tmp" " If this is wp_postmeta or wp_options, consider archiving old data"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
# ============================================================================
|
|
# PHASE 4 SYSTEM & ERROR PATTERN CHECKS (6 quick wins)
|
|
# ============================================================================
|
|
|
|
### P4.7 - Timeout Error Detection
|
|
analyze_timeout_errors() {
|
|
# Count timeout errors in recent logs
|
|
local error_log=$(find /var/log -name "error.log" -o -name "php-fpm.log" 2>/dev/null | head -1)
|
|
|
|
if [ -f "$error_log" ]; then
|
|
local timeout_count=$(tail -1000 "$error_log" 2>/dev/null | grep -ci "timeout\|timed out" || echo 0)
|
|
|
|
if [ "$timeout_count" -gt 10 ]; then
|
|
save_analysis_data "error_patterns.tmp" "WARNING: Found $timeout_count timeout errors in recent logs"
|
|
save_analysis_data "error_patterns.tmp" " Impact: Customers experiencing connection/processing failures"
|
|
save_analysis_data "error_patterns.tmp" " Solutions: Increase timeouts, optimize code, add resources"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
### P4.8 - Memory Exhaustion Attempts
|
|
analyze_memory_exhaustion_attempts() {
|
|
# Detect PHP memory limit hits
|
|
local error_log=$(find /var/log -name "error.log" -o -name "php-fpm.log" 2>/dev/null | head -1)
|
|
|
|
if [ -f "$error_log" ]; then
|
|
local memory_count=$(tail -1000 "$error_log" 2>/dev/null | grep -ci "allowed memory\|memory.*exhausted" || echo 0)
|
|
|
|
if [ "$memory_count" -gt 0 ]; then
|
|
save_analysis_data "error_patterns.tmp" "CRITICAL: PHP hitting memory limits ($memory_count times in logs)"
|
|
save_analysis_data "error_patterns.tmp" " Impact: Some requests failing with fatal error"
|
|
save_analysis_data "error_patterns.tmp" " Fix: Increase memory_limit in php.ini"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
### P4.9 - Disk Inode Usage
|
|
analyze_disk_inode_usage() {
|
|
# Check filesystem inode exhaustion (causes performance degradation)
|
|
local inode_usage=$(df -i / 2>/dev/null | tail -1 | awk '{print int($5)}' || echo 0)
|
|
|
|
if [ "$inode_usage" -gt 80 ]; then
|
|
save_analysis_data "system_resources.tmp" "WARNING: Disk inode usage at ${inode_usage}%"
|
|
save_analysis_data "system_resources.tmp" " Impact: Filesystem performance degrades, may prevent new files"
|
|
save_analysis_data "system_resources.tmp" " Fix: Delete old logs, temporary files, or backups"
|
|
fi
|
|
}
|
|
|
|
### P4.10 - Zombie Process Detection
|
|
analyze_zombie_processes() {
|
|
# Count zombie/defunct processes
|
|
local zombie_count=$(ps aux 2>/dev/null | grep -c " <defunct>" || echo 0)
|
|
|
|
if [ "$zombie_count" -gt 5 ]; then
|
|
save_analysis_data "system_resources.tmp" "WARNING: Found $zombie_count zombie processes"
|
|
save_analysis_data "system_resources.tmp" " Impact: Wastes process table entries, resource leak"
|
|
save_analysis_data "system_resources.tmp" " Fix: Restart PHP-FPM or MySQL to clean up"
|
|
fi
|
|
}
|
|
|
|
### P4.11 - Swap Usage Detection (Critical)
|
|
analyze_swap_usage_phase4() {
|
|
# Check if system is using swap (massive performance killer)
|
|
local swap_used=$(free 2>/dev/null | grep Swap | awk '{print $3}' || echo 0)
|
|
|
|
if [ "$swap_used" -gt 0 ]; then
|
|
save_analysis_data "system_resources.tmp" "CRITICAL: System using swap ($swap_used KB)"
|
|
save_analysis_data "system_resources.tmp" " Impact: 50-100x SLOWER than RAM access"
|
|
save_analysis_data "system_resources.tmp" " Emergency: Upgrade RAM or reduce memory usage immediately"
|
|
fi
|
|
}
|
|
|
|
### P4.12 - Load Average Trending
|
|
analyze_load_average_trend() {
|
|
# Detect increasing load trend (early warning)
|
|
local load_1=$(uptime 2>/dev/null | grep -oP 'load average: \K[^,]+' | head -1)
|
|
local load_5=$(uptime 2>/dev/null | grep -oP 'load average: \K[^,]+' | tail -2 | head -1)
|
|
|
|
if [ ! -z "$load_1" ] && [ ! -z "$load_5" ]; then
|
|
local ratio=$(echo "scale=2; $load_1 / $load_5" | bc 2>/dev/null || echo 1)
|
|
|
|
if (( $(echo "$ratio > 1.2" | bc -l) )); then
|
|
save_analysis_data "system_resources.tmp" "INFO: Load average trending upward (1min: $load_1, 5min: $load_5)"
|
|
save_analysis_data "system_resources.tmp" " Early warning: Monitor for increasing problems"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
################################################################################
|
|
# EXPORT ALL PHASE 4 FUNCTIONS
|
|
################################################################################
|
|
|
|
################################################################################
|
|
# PHASE 5: CONTENT & NETWORK OPTIMIZATION (Tier 1 Quick Wins)
|
|
################################################################################
|
|
|
|
# ============================================================================
|
|
# PHASE 5 CONTENT OPTIMIZATION CHECKS (10 checks)
|
|
# ============================================================================
|
|
|
|
### P5.1 - Unoptimized Images
|
|
analyze_unoptimized_images() {
|
|
local docroot="$1"
|
|
if [ ! -d "$docroot" ]; then return 0; fi
|
|
|
|
# Count large images (>500KB) that aren't optimized
|
|
local large_images=$(find "$docroot" -type f \( -name "*.jpg" -o -name "*.png" -o -name "*.gif" \) -size +500k 2>/dev/null | wc -l)
|
|
|
|
if [ "$large_images" -gt 0 ]; then
|
|
save_analysis_data "content_optimization.tmp" "WARNING: Found $large_images large unoptimized images (>500KB)"
|
|
save_analysis_data "content_optimization.tmp" " Recommendation: Convert to WebP or compress with ImageMagick"
|
|
save_analysis_data "content_optimization.tmp" " Impact: 30-50% reduction in transfer size"
|
|
fi
|
|
}
|
|
|
|
### P5.2 - Missing WebP Format
|
|
analyze_webp_conversion() {
|
|
local docroot="$1"
|
|
if [ ! -d "$docroot" ]; then return 0; fi
|
|
|
|
# Check if any WebP files exist (suggests conversion is happening)
|
|
local webp_count=$(find "$docroot" -name "*.webp" 2>/dev/null | wc -l)
|
|
local total_images=$(find "$docroot" -type f \( -name "*.jpg" -o -name "*.png" \) 2>/dev/null | wc -l)
|
|
|
|
if [ "$total_images" -gt 10 ] && [ "$webp_count" -eq 0 ]; then
|
|
save_analysis_data "content_optimization.tmp" "INFO: WebP conversion opportunity"
|
|
save_analysis_data "content_optimization.tmp" " Site has $total_images images but no WebP versions"
|
|
save_analysis_data "content_optimization.tmp" " Impact: 30-50% smaller files, better browser support"
|
|
fi
|
|
}
|
|
|
|
### P5.3 - Large CSS/JS Files
|
|
analyze_large_assets() {
|
|
local docroot="$1"
|
|
if [ ! -d "$docroot" ]; then return 0; fi
|
|
|
|
# Find large unminified CSS/JS files
|
|
local large_css=$(find "$docroot" -name "*.css" -size +100k 2>/dev/null | wc -l)
|
|
local large_js=$(find "$docroot" -name "*.js" -size +100k 2>/dev/null | wc -l)
|
|
|
|
if [ "$large_css" -gt 0 ] || [ "$large_js" -gt 0 ]; then
|
|
save_analysis_data "content_optimization.tmp" "WARNING: Large CSS ($large_css) or JS ($large_js) files"
|
|
save_analysis_data "content_optimization.tmp" " Recommendation: Minify or split into smaller chunks"
|
|
save_analysis_data "content_optimization.tmp" " Impact: 20-40% reduction in file size"
|
|
fi
|
|
}
|
|
|
|
### P5.4 - Render-Blocking Resources
|
|
analyze_render_blocking() {
|
|
local domain="$1"
|
|
|
|
# Test for render-blocking resources in head
|
|
local head_content=$(curl -s "https://$domain/" 2>/dev/null | sed -n '/<head>/,/<\/head>/p' | grep -c "<script\|<style" || echo 0)
|
|
|
|
if [ "$head_content" -gt 5 ]; then
|
|
save_analysis_data "content_optimization.tmp" "INFO: Multiple render-blocking resources in <head>"
|
|
save_analysis_data "content_optimization.tmp" " Found $head_content scripts/styles blocking page load"
|
|
save_analysis_data "content_optimization.tmp" " Recommendation: Move scripts to end of body, defer non-critical CSS"
|
|
fi
|
|
}
|
|
|
|
### P5.5 - Font Loading Issues
|
|
analyze_font_loading() {
|
|
local domain="$1"
|
|
|
|
# Check for web fonts (may cause render delay)
|
|
local fonts=$(curl -s "https://$domain/" 2>/dev/null | grep -c "@font-face\|fonts.googleapis\|fonts.gstatic" || echo 0)
|
|
|
|
if [ "$fonts" -gt 0 ]; then
|
|
save_analysis_data "content_optimization.tmp" "INFO: Web fonts detected ($fonts references)"
|
|
save_analysis_data "content_optimization.tmp" " Recommendation: Use font-display: swap to prevent invisible text"
|
|
save_analysis_data "content_optimization.tmp" " Impact: Faster perceived load time"
|
|
fi
|
|
}
|
|
|
|
### P5.6 - HTTP Requests Count
|
|
analyze_request_count() {
|
|
local domain="$1"
|
|
|
|
# Count number of requests on homepage
|
|
local request_count=$(curl -s -D - "https://$domain/" 2>/dev/null | grep -c "^HTTP" || echo 0)
|
|
|
|
if [ "$request_count" -gt 80 ]; then
|
|
save_analysis_data "content_optimization.tmp" "WARNING: High request count ($request_count requests)"
|
|
save_analysis_data "content_optimization.tmp" " Each request adds latency even with HTTP/2"
|
|
save_analysis_data "content_optimization.tmp" " Recommendation: Consolidate files, defer non-critical resources"
|
|
fi
|
|
}
|
|
|
|
### P5.7 - Third-Party Scripts
|
|
analyze_third_party_scripts() {
|
|
local domain="$1"
|
|
|
|
# Count external scripts (ads, analytics, etc.)
|
|
local external_scripts=$(curl -s "https://$domain/" 2>/dev/null | grep -o "src=['\"]https://[^'\"]*['\"]" | grep -cv "$(echo $domain | sed 's/www\.//')" || echo 0)
|
|
|
|
if [ "$external_scripts" -gt 5 ]; then
|
|
save_analysis_data "content_optimization.tmp" "INFO: Found $external_scripts third-party scripts"
|
|
save_analysis_data "content_optimization.tmp" " Impact: Slower page load (external dependencies)"
|
|
save_analysis_data "content_optimization.tmp" " Recommendation: Lazy load non-critical third-party scripts"
|
|
fi
|
|
}
|
|
|
|
### P5.8 - Unused CSS/JavaScript
|
|
analyze_unused_assets() {
|
|
local domain="$1"
|
|
|
|
# Detect common signs of unused code
|
|
local inline_styles=$(curl -s "https://$domain/" 2>/dev/null | grep -c "style=" || echo 0)
|
|
|
|
if [ "$inline_styles" -gt 10 ]; then
|
|
save_analysis_data "content_optimization.tmp" "INFO: Found $inline_styles inline styles"
|
|
save_analysis_data "content_optimization.tmp" " Recommendation: Move to external stylesheet for better caching"
|
|
fi
|
|
}
|
|
|
|
### P5.9 - Content Delivery Optimization
|
|
analyze_content_delivery() {
|
|
local domain="$1"
|
|
|
|
# Check if responses are compressed
|
|
local encoding=$(curl -s -I "https://$domain/" 2>/dev/null | grep -i "content-encoding" || echo "none")
|
|
|
|
if echo "$encoding" | grep -iq "gzip\|deflate\|brotli"; then
|
|
save_analysis_data "content_optimization.tmp" "✓ Content compression enabled: $encoding"
|
|
else
|
|
save_analysis_data "content_optimization.tmp" "WARNING: Content compression not detected"
|
|
save_analysis_data "content_optimization.tmp" " Impact: 30-50% larger responses"
|
|
save_analysis_data "content_optimization.tmp" " Fix: Enable gzip/brotli compression"
|
|
fi
|
|
}
|
|
|
|
### P5.10 - Cache Headers Analysis
|
|
analyze_cache_headers() {
|
|
local domain="$1"
|
|
|
|
# Check cache control headers
|
|
local cache_header=$(curl -s -I "https://$domain/" 2>/dev/null | grep -i "cache-control" || echo "none")
|
|
|
|
if echo "$cache_header" | grep -iq "max-age=0\|no-cache\|no-store"; then
|
|
save_analysis_data "content_optimization.tmp" "WARNING: Cache headers prevent caching"
|
|
save_analysis_data "content_optimization.tmp" " Current: $cache_header"
|
|
save_analysis_data "content_optimization.tmp" " Recommendation: Set Cache-Control: max-age=3600 (1 hour minimum)"
|
|
fi
|
|
}
|
|
|
|
# ============================================================================
|
|
# PHASE 5 NETWORK & DNS CHECKS (8 checks)
|
|
# ============================================================================
|
|
|
|
### P5.11 - DNS Resolution Time
|
|
analyze_dns_resolution_time() {
|
|
local domain="$1"
|
|
|
|
# Measure DNS resolution time
|
|
local dns_time=$(dig +stats "$domain" 2>/dev/null | grep "Query time:" | awk '{print $4}')
|
|
|
|
if [ ! -z "$dns_time" ] && [ "$dns_time" -gt 100 ]; then
|
|
save_analysis_data "network_optimization.tmp" "WARNING: Slow DNS resolution (${dns_time}ms)"
|
|
save_analysis_data "network_optimization.tmp" " Recommendation: Use faster DNS provider (1.1.1.1, 8.8.8.8)"
|
|
save_analysis_data "network_optimization.tmp" " Impact: Reduce by 50-100ms"
|
|
fi
|
|
}
|
|
|
|
### P5.12 - DNS Records Configuration
|
|
analyze_dns_records() {
|
|
local domain="$1"
|
|
|
|
# Check for unnecessary DNS lookups
|
|
local cname_count=$(dig +short CNAME "$domain" 2>/dev/null | wc -l)
|
|
|
|
if [ "$cname_count" -gt 3 ]; then
|
|
save_analysis_data "network_optimization.tmp" "INFO: Multiple CNAME records detected ($cname_count)"
|
|
save_analysis_data "network_optimization.tmp" " Each CNAME adds DNS lookup time"
|
|
save_analysis_data "network_optimization.tmp" " Recommendation: Minimize CNAME chains"
|
|
fi
|
|
}
|
|
|
|
### P5.13 - Redirect Chain Length
|
|
analyze_redirect_chains() {
|
|
local domain="$1"
|
|
|
|
# Count redirects from http to https to final destination (with 10s timeout)
|
|
local redirect_count=$(curl -s -m 10 -I -L "http://$domain/" 2>/dev/null | grep -c "HTTP/")
|
|
|
|
if [ "$redirect_count" -gt 3 ]; then
|
|
save_analysis_data "network_optimization.tmp" "WARNING: Long redirect chain ($redirect_count hops)"
|
|
save_analysis_data "network_optimization.tmp" " Impact: Each redirect adds 100-200ms"
|
|
save_analysis_data "network_optimization.tmp" " Recommendation: Point http directly to final destination"
|
|
fi
|
|
}
|
|
|
|
### P5.14 - SSL/TLS Certificate Validity
|
|
analyze_ssl_certificate() {
|
|
local domain="$1"
|
|
|
|
# Check certificate expiration
|
|
local expiry=$(echo | openssl s_client -servername "$domain" -connect "$domain:443" 2>/dev/null | openssl x509 -noout -dates 2>/dev/null | grep notAfter | cut -d= -f2)
|
|
local days_left=$(( ($(date -d "$expiry" +%s) - $(date +%s)) / 86400 ))
|
|
|
|
if [ "$days_left" -lt 30 ]; then
|
|
save_analysis_data "network_optimization.tmp" "WARNING: SSL certificate expiring in $days_left days"
|
|
save_analysis_data "network_optimization.tmp" " Recommendation: Renew immediately to prevent outage"
|
|
fi
|
|
}
|
|
|
|
### P5.15 - Connection Keep-Alive
|
|
analyze_connection_keepalive() {
|
|
local domain="$1"
|
|
|
|
# Check keep-alive header
|
|
local keepalive=$(curl -s -I "https://$domain/" 2>/dev/null | grep -i "connection\|keep-alive" || echo "none")
|
|
|
|
if ! echo "$keepalive" | grep -iq "keep-alive"; then
|
|
save_analysis_data "network_optimization.tmp" "WARNING: Connection keep-alive not detected"
|
|
save_analysis_data "network_optimization.tmp" " Impact: Slower for multiple requests"
|
|
save_analysis_data "network_optimization.tmp" " Fix: Set Connection: keep-alive in server config"
|
|
fi
|
|
}
|
|
|
|
### P5.16 - HTTP to HTTPS Redirect
|
|
analyze_https_redirect() {
|
|
local domain="$1"
|
|
|
|
# Check if http redirects to https
|
|
local https_test=$(curl -s -m 10 -I "http://$domain/" 2>/dev/null | grep -c "301\|302\|308")
|
|
|
|
if [ "$https_test" -eq 0 ]; then
|
|
save_analysis_data "network_optimization.tmp" "WARNING: HTTP not redirecting to HTTPS"
|
|
save_analysis_data "network_optimization.tmp" " Security risk and performance impact"
|
|
save_analysis_data "network_optimization.tmp" " Recommendation: Add permanent redirect (301)"
|
|
fi
|
|
}
|
|
|
|
### P5.17 - Network Waterfall Analysis
|
|
analyze_network_waterfall() {
|
|
local domain="$1"
|
|
|
|
# Simple check for overall response time
|
|
local response_time=$(curl -s -m 10 -w "%{time_total}" -o /dev/null "https://$domain/" 2>/dev/null | cut -d. -f1)
|
|
|
|
if [ "$response_time" -gt 3 ]; then
|
|
save_analysis_data "network_optimization.tmp" "WARNING: Overall page load time ${response_time}+ seconds"
|
|
save_analysis_data "network_optimization.tmp" " Recommendation: Analyze full waterfall with browser DevTools"
|
|
save_analysis_data "network_optimization.tmp" " Check for slow DNS, connection, or server response"
|
|
fi
|
|
}
|
|
|
|
### P5.18 - CDN Performance
|
|
analyze_cdn_performance() {
|
|
local domain="$1"
|
|
|
|
# Check if using CloudFlare, Cloudfront, or other CDN
|
|
local cdn_header=$(curl -s -m 10 -I "https://$domain/" 2>/dev/null | grep -i "server:\|x-served-by\|x-cache" | head -1)
|
|
|
|
if echo "$cdn_header" | grep -iq "cloudflare\|cloudfront\|akamai\|cdn"; then
|
|
save_analysis_data "network_optimization.tmp" "✓ CDN detected: $cdn_header"
|
|
else
|
|
save_analysis_data "network_optimization.tmp" "INFO: No CDN detected"
|
|
save_analysis_data "network_optimization.tmp" " Recommendation: Implement CDN for 20-40% faster delivery"
|
|
fi
|
|
}
|
|
|
|
################################################################################
|
|
# PHASE 6: FRAMEWORK-SPECIFIC DEEP DIVES (15 checks)
|
|
################################################################################
|
|
|
|
### P6.1 - Drupal Module Bloat
|
|
analyze_drupal_module_bloat() {
|
|
local docroot="$1"
|
|
|
|
if [ ! -f "$docroot/modules/node/node.module" ] && [ ! -f "$docroot/core/modules/node/node.module" ]; then
|
|
return 0 # Not Drupal
|
|
fi
|
|
|
|
# Check if database query function is available
|
|
if ! declare -f mysql_query_safe &>/dev/null; then
|
|
return 0 # Cannot query database
|
|
fi
|
|
|
|
# Count enabled modules from database
|
|
local module_count=$(echo "SELECT COUNT(*) FROM system WHERE type='module' AND status=1;" | mysql_query_safe 2>/dev/null | tail -1 | grep -o "^[0-9]*$")
|
|
|
|
if [ -z "$module_count" ]; then
|
|
return 0 # Query failed, skip this check
|
|
fi
|
|
|
|
if [ "$module_count" -gt 50 ]; then
|
|
save_analysis_data "framework_deep_dive.tmp" "WARNING: Drupal has $module_count enabled modules (high)"
|
|
save_analysis_data "framework_deep_dive.tmp" " More modules = slower page load and more memory usage"
|
|
save_analysis_data "framework_deep_dive.tmp" " Recommendation: Disable unused modules via admin UI"
|
|
fi
|
|
}
|
|
|
|
### P6.2 - Drupal Cache Configuration
|
|
analyze_drupal_cache_config() {
|
|
local docroot="$1"
|
|
|
|
if [ ! -f "$docroot/settings.php" ]; then
|
|
return 0 # Not Drupal
|
|
fi
|
|
|
|
# Check cache backend configuration (case-insensitive)
|
|
local has_redis=$(grep -ci "redis" "$docroot/settings.php" 2>/dev/null || echo 0)
|
|
local has_memcache=$(grep -ci "memcache" "$docroot/settings.php" 2>/dev/null || echo 0)
|
|
|
|
if [ "$has_redis" -eq 0 ] && [ "$has_memcache" -eq 0 ]; then
|
|
save_analysis_data "framework_deep_dive.tmp" "INFO: Drupal using default database cache"
|
|
save_analysis_data "framework_deep_dive.tmp" " Recommendation: Implement Redis for 5-10x faster caching"
|
|
fi
|
|
}
|
|
|
|
### P6.3 - Drupal Database Optimization
|
|
analyze_drupal_database_slow() {
|
|
local docroot="$1"
|
|
|
|
if [ ! -f "$docroot/settings.php" ]; then
|
|
return 0 # Not Drupal
|
|
fi
|
|
|
|
# Check cache table size (can grow large without pruning)
|
|
local cache_size=$(echo "SELECT SUM(DATA_LENGTH) FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA=DATABASE() AND TABLE_NAME LIKE 'cache%';" | mysql_query_safe 2>/dev/null | tail -1 || echo 0)
|
|
|
|
if [ "$cache_size" -gt 104857600 ]; then # 100MB
|
|
save_analysis_data "framework_deep_dive.tmp" "WARNING: Drupal cache tables > 100MB"
|
|
save_analysis_data "framework_deep_dive.tmp" " Impact: Slow cache operations and memory usage"
|
|
save_analysis_data "framework_deep_dive.tmp" " Fix: Run 'drush cache-clear all' and configure cache expiry"
|
|
fi
|
|
}
|
|
|
|
### P6.4 - Joomla Component Bloat
|
|
analyze_joomla_component_bloat() {
|
|
local docroot="$1"
|
|
|
|
if [ ! -f "$docroot/administrator/manifests/files/joomla.xml" ] && [ ! -d "$docroot/components" ]; then
|
|
return 0 # Not Joomla
|
|
fi
|
|
|
|
# Count enabled components
|
|
local component_count=$(ls "$docroot/components/" 2>/dev/null | wc -l)
|
|
|
|
if [ "$component_count" -gt 30 ]; then
|
|
save_analysis_data "framework_deep_dive.tmp" "WARNING: Joomla has $component_count components installed"
|
|
save_analysis_data "framework_deep_dive.tmp" " More components = more overhead and memory usage"
|
|
save_analysis_data "framework_deep_dive.tmp" " Recommendation: Uninstall unused components in admin"
|
|
fi
|
|
}
|
|
|
|
### P6.5 - Joomla Cache Type
|
|
analyze_joomla_cache_type() {
|
|
local docroot="$1"
|
|
|
|
if [ ! -f "$docroot/configuration.php" ]; then
|
|
return 0 # Not Joomla
|
|
fi
|
|
|
|
# Check if using file cache (slower) vs memcached
|
|
local file_cache=$(grep -c "cacheHandler.*file" "$docroot/configuration.php" 2>/dev/null || echo 0)
|
|
|
|
if [ "$file_cache" -gt 0 ]; then
|
|
save_analysis_data "framework_deep_dive.tmp" "INFO: Joomla using file-based cache"
|
|
save_analysis_data "framework_deep_dive.tmp" " Slower than Redis/Memcached for high-traffic sites"
|
|
save_analysis_data "framework_deep_dive.tmp" " Recommendation: Switch to Redis for 3-5x improvement"
|
|
fi
|
|
}
|
|
|
|
### P6.6 - Joomla Session Handler
|
|
analyze_joomla_session_bloat() {
|
|
local docroot="$1"
|
|
|
|
if [ ! -f "$docroot/configuration.php" ]; then
|
|
return 0 # Not Joomla
|
|
fi
|
|
|
|
# Check session table size
|
|
local session_size=$(echo "SELECT SUM(DATA_LENGTH) FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA=DATABASE() AND TABLE_NAME='jos_session';" | mysql_query_safe 2>/dev/null | tail -1 || echo 0)
|
|
|
|
if [ "$session_size" -gt 52428800 ]; then # 50MB
|
|
save_analysis_data "framework_deep_dive.tmp" "WARNING: Joomla session table > 50MB"
|
|
save_analysis_data "framework_deep_dive.tmp" " Impact: Slow session queries, large table scans"
|
|
save_analysis_data "framework_deep_dive.tmp" " Fix: Configure session garbage collection or implement cleanup"
|
|
fi
|
|
}
|
|
|
|
### P6.7 - Magento Flat Catalog
|
|
analyze_magento_flat_catalog() {
|
|
local docroot="$1"
|
|
|
|
if [ ! -f "$docroot/app/etc/env.php" ] && [ ! -f "$docroot/app/etc/local.xml" ]; then
|
|
return 0 # Not Magento
|
|
fi
|
|
|
|
# Check if flat catalog is enabled
|
|
local flat_enabled=$(grep -c "flat.*=.*1\|use_flat.*true" "$docroot/app/etc/env.php" "$docroot/app/etc/local.xml" 2>/dev/null || echo 0)
|
|
|
|
if [ "$flat_enabled" -eq 0 ]; then
|
|
save_analysis_data "framework_deep_dive.tmp" "INFO: Magento flat catalog not enabled"
|
|
save_analysis_data "framework_deep_dive.tmp" " Impact: Much slower product queries (5-10x slower)"
|
|
save_analysis_data "framework_deep_dive.tmp" " Fix: Enable in admin: Stores > Settings > Configuration > Catalog > Frontend > Use Flat Catalog"
|
|
fi
|
|
}
|
|
|
|
### P6.8 - Magento Indexing Status
|
|
analyze_magento_indexing() {
|
|
local docroot="$1"
|
|
|
|
if [ ! -f "$docroot/app/etc/env.php" ] && [ ! -f "$docroot/app/etc/local.xml" ]; then
|
|
return 0 # Not Magento
|
|
fi
|
|
|
|
# Check indexer status (reindex_events table growth)
|
|
local reindex_queue=$(echo "SELECT COUNT(*) FROM catalog_product_flat_0;" | mysql_query_safe 2>/dev/null | tail -1 || echo 0)
|
|
|
|
if [ "$reindex_queue" -gt 100000 ]; then
|
|
save_analysis_data "framework_deep_dive.tmp" "WARNING: Magento has $reindex_queue unprocessed index entries"
|
|
save_analysis_data "framework_deep_dive.tmp" " Impact: Slow product operations and search"
|
|
save_analysis_data "framework_deep_dive.tmp" " Fix: Run: php bin/magento indexer:reindex"
|
|
fi
|
|
}
|
|
|
|
### P6.9 - Magento Log Tables
|
|
analyze_magento_log_tables() {
|
|
local docroot="$1"
|
|
|
|
if [ ! -f "$docroot/app/etc/env.php" ] && [ ! -f "$docroot/app/etc/local.xml" ]; then
|
|
return 0 # Not Magento
|
|
fi
|
|
|
|
# Check log table sizes
|
|
local log_size=$(echo "SELECT SUM(DATA_LENGTH) FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA=DATABASE() AND TABLE_NAME LIKE '%log';" | mysql_query_safe 2>/dev/null | tail -1 || echo 0)
|
|
|
|
if [ "$log_size" -gt 524288000 ]; then # 500MB
|
|
save_analysis_data "framework_deep_dive.tmp" "WARNING: Magento log tables > 500MB"
|
|
save_analysis_data "framework_deep_dive.tmp" " Impact: Slow database operations, large backups"
|
|
save_analysis_data "framework_deep_dive.tmp" " Fix: Run: php bin/magento log:clean or disable logging"
|
|
fi
|
|
}
|
|
|
|
### P6.10 - Magento Extensions Bloat
|
|
analyze_magento_extensions_bloat() {
|
|
local docroot="$1"
|
|
|
|
if [ ! -d "$docroot/app/code" ]; then
|
|
return 0 # Not Magento
|
|
fi
|
|
|
|
# Count custom extensions (vendor directories), excluding root
|
|
local ext_count=$(find "$docroot/app/code" -maxdepth 1 -mindepth 1 -type d 2>/dev/null | wc -l)
|
|
|
|
if [ "$ext_count" -gt 50 ]; then
|
|
save_analysis_data "framework_deep_dive.tmp" "WARNING: Magento has $ext_count vendor directories with extensions"
|
|
save_analysis_data "framework_deep_dive.tmp" " More extensions = slower page load and more memory"
|
|
save_analysis_data "framework_deep_dive.tmp" " Recommendation: Audit and disable unused extensions"
|
|
fi
|
|
}
|
|
|
|
### P6.11 - Laravel Debug Mode
|
|
analyze_laravel_debug_mode() {
|
|
local docroot="$1"
|
|
|
|
if [ ! -f "$docroot/.env" ] && [ ! -f "$docroot/artisan" ]; then
|
|
return 0 # Not Laravel
|
|
fi
|
|
|
|
# Check APP_DEBUG setting
|
|
local debug_enabled=$(grep "APP_DEBUG=true" "$docroot/.env" 2>/dev/null | wc -l)
|
|
|
|
if [ "$debug_enabled" -gt 0 ]; then
|
|
save_analysis_data "framework_deep_dive.tmp" "CRITICAL: Laravel APP_DEBUG=true in production"
|
|
save_analysis_data "framework_deep_dive.tmp" " Impact: 30-50% performance penalty + security risk"
|
|
save_analysis_data "framework_deep_dive.tmp" " Fix: Set APP_DEBUG=false in .env and run cache:clear"
|
|
fi
|
|
}
|
|
|
|
### P6.12 - Laravel Query Logging
|
|
analyze_laravel_query_logging() {
|
|
local docroot="$1"
|
|
|
|
if [ ! -f "$docroot/config/database.php" ]; then
|
|
return 0 # Not Laravel
|
|
fi
|
|
|
|
# Check if query logging is enabled in config
|
|
local query_log=$(grep -c "log.*=>.*true\|logging.*=>.*true" "$docroot/config/database.php" 2>/dev/null || echo 0)
|
|
|
|
if [ "$query_log" -gt 0 ]; then
|
|
save_analysis_data "framework_deep_dive.tmp" "WARNING: Laravel query logging enabled"
|
|
save_analysis_data "framework_deep_dive.tmp" " Impact: 5-10% performance penalty from logging"
|
|
save_analysis_data "framework_deep_dive.tmp" " Fix: Disable in config/database.php for production"
|
|
fi
|
|
}
|
|
|
|
### P6.13 - Laravel Cache Driver
|
|
analyze_laravel_cache_driver() {
|
|
local docroot="$1"
|
|
|
|
if [ ! -f "$docroot/.env" ]; then
|
|
return 0 # Not Laravel
|
|
fi
|
|
|
|
# Check cache driver (get first match, trim whitespace and quotes)
|
|
local cache_driver=$(grep -m 1 "^CACHE_DRIVER=" "$docroot/.env" 2>/dev/null | cut -d= -f2- | xargs | tr -d '"'"'"'')
|
|
|
|
if [ "$cache_driver" = "file" ] || [ -z "$cache_driver" ]; then
|
|
save_analysis_data "framework_deep_dive.tmp" "INFO: Laravel using file cache (slower)"
|
|
save_analysis_data "framework_deep_dive.tmp" " Recommendation: Switch to Redis or Memcached"
|
|
save_analysis_data "framework_deep_dive.tmp" " Expected improvement: 5-10x faster caching"
|
|
fi
|
|
}
|
|
|
|
### P6.14 - Laravel Vendor Size
|
|
analyze_laravel_app_size() {
|
|
local docroot="$1"
|
|
|
|
if [ ! -d "$docroot/vendor" ]; then
|
|
return 0 # Not Laravel
|
|
fi
|
|
|
|
# Check vendor directory size (alert if >= 500MB)
|
|
local vendor_output=$(du -sh "$docroot/vendor" 2>/dev/null)
|
|
if echo "$vendor_output" | grep -qE "^[5-9][0-9]{2,}M|^[0-9.]+G"; then
|
|
# Either >= 500M or >= 1G
|
|
save_analysis_data "framework_deep_dive.tmp" "INFO: Laravel vendor > 500MB (large dependencies)"
|
|
save_analysis_data "framework_deep_dive.tmp" " Impacts: Deployment time, autoloader performance"
|
|
save_analysis_data "framework_deep_dive.tmp" " Size: $vendor_output"
|
|
save_analysis_data "framework_deep_dive.tmp" " Review: composer require --dev packages that aren't needed"
|
|
fi
|
|
}
|
|
|
|
### P6.15 - Custom Framework Detection
|
|
analyze_custom_framework_detection() {
|
|
local docroot="$1"
|
|
|
|
# This is a catch-all for custom frameworks not covered by Phase 6
|
|
if [ ! -f "$docroot/composer.json" ]; then
|
|
return 0
|
|
fi
|
|
|
|
# Check for excessive config files (>50 is genuinely unusual)
|
|
# Most frameworks have 5-20 config files naturally
|
|
local config_files=$(find "$docroot" -maxdepth 3 -name "*config*" -type f 2>/dev/null | wc -l)
|
|
|
|
if [ "$config_files" -gt 50 ]; then
|
|
save_analysis_data "framework_deep_dive.tmp" "INFO: Custom framework with $config_files config files (unusually high)"
|
|
save_analysis_data "framework_deep_dive.tmp" " Recommendation: Review application structure for optimization opportunities"
|
|
save_analysis_data "framework_deep_dive.tmp" " Check for duplicate or unused configuration files"
|
|
fi
|
|
}
|
|
|
|
################################################################################
|
|
# PHASE 6: SYSTEM-LEVEL DEEP DIVES (7 checks)
|
|
################################################################################
|
|
|
|
### P6.16 - System Entropy
|
|
analyze_system_entropy() {
|
|
local entropy=$(cat /proc/sys/kernel/random/entropy_avail 2>/dev/null || echo 0)
|
|
|
|
if [ "$entropy" -lt 1000 ]; then
|
|
save_analysis_data "system_deep_dive.tmp" "WARNING: System entropy low ($entropy bits)"
|
|
save_analysis_data "system_deep_dive.tmp" " Impact: Slow cryptographic operations, SSL/TLS handshakes slow"
|
|
save_analysis_data "system_deep_dive.tmp" " Fix: Install haveged or rng-tools for entropy generation"
|
|
fi
|
|
}
|
|
|
|
### P6.17 - I/O Scheduler
|
|
analyze_io_scheduler() {
|
|
# Check common block devices (not just sda)
|
|
local slow_scheduler_found=0
|
|
local device_checked=""
|
|
|
|
for device in sda sdb nvme0n1 nvme0n2 nvme1n1 vda vdb xvda xvdb; do
|
|
if [ -f "/sys/block/$device/queue/scheduler" ]; then
|
|
local scheduler=$(cat "/sys/block/$device/queue/scheduler" 2>/dev/null | grep -o "\[.*\]" | tr -d '[]')
|
|
if [ "$scheduler" = "deadline" ] || [ "$scheduler" = "cfq" ]; then
|
|
slow_scheduler_found=1
|
|
device_checked="$device"
|
|
break
|
|
fi
|
|
fi
|
|
done
|
|
|
|
if [ "$slow_scheduler_found" -eq 1 ]; then
|
|
save_analysis_data "system_deep_dive.tmp" "INFO: I/O scheduler is $scheduler on $device_checked (older, slower)"
|
|
save_analysis_data "system_deep_dive.tmp" " Recommendation: Switch to 'mq-deadline': echo mq-deadline > /sys/block/$device_checked/queue/scheduler"
|
|
save_analysis_data "system_deep_dive.tmp" " Expected improvement: 10-20% for disk-heavy operations"
|
|
fi
|
|
}
|
|
|
|
### P6.18 - Process Limits
|
|
analyze_process_limits() {
|
|
local max_processes=$(cat /proc/sys/kernel/pid_max 2>/dev/null || echo 0)
|
|
# Count processes excluding header line (wc -l counts header as 1)
|
|
local used_processes=$(($(ps aux | wc -l) - 1))
|
|
|
|
if [ "$used_processes" -gt "$((max_processes / 2))" ]; then
|
|
save_analysis_data "system_deep_dive.tmp" "WARNING: Process table near limit ($used_processes/$max_processes)"
|
|
save_analysis_data "system_deep_dive.tmp" " Impact: Cannot spawn new processes, application hangs"
|
|
save_analysis_data "system_deep_dive.tmp" " Current: $used_processes processes (max: $max_processes)"
|
|
save_analysis_data "system_deep_dive.tmp" " Fix: Kill zombie processes or increase pid_max in sysctl.conf"
|
|
fi
|
|
}
|
|
|
|
### P6.19 - Swap I/O Performance
|
|
analyze_swap_io_performance() {
|
|
# Check if any swap is being used
|
|
local swap_usage=$(free | grep Swap | awk '{print $3}')
|
|
|
|
if [ "$swap_usage" -gt 0 ]; then
|
|
# Get swap in/out rates from vmstat (third sample after 2 seconds)
|
|
local vmstat_output=$(vmstat 1 3 2>/dev/null | tail -1)
|
|
|
|
# vmstat shows: si (pages swapped in), so (pages swapped out)
|
|
# These are in pages, typically columns 7 and 8
|
|
local swap_in=$(echo "$vmstat_output" | awk '{print $7}')
|
|
local swap_out=$(echo "$vmstat_output" | awk '{print $8}')
|
|
|
|
if [ "$swap_in" -gt 50 ] || [ "$swap_out" -gt 50 ]; then
|
|
save_analysis_data "system_deep_dive.tmp" "CRITICAL: Heavy swap I/O detected (${swap_in}pgs/s in, ${swap_out}pgs/s out)"
|
|
save_analysis_data "system_deep_dive.tmp" " Impact: 50-100x slower than RAM, killing performance"
|
|
save_analysis_data "system_deep_dive.tmp" " Fix: Upgrade RAM immediately or reduce memory footprint"
|
|
save_analysis_data "system_deep_dive.tmp" " Verify: vmstat 1 3 | tail -1"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
### P6.20 - Network Socket Limits
|
|
analyze_network_socket_limits() {
|
|
local max_connections=$(cat /proc/sys/net/core/somaxconn 2>/dev/null || echo 0)
|
|
local current_connections=$(netstat -an 2>/dev/null | grep ESTABLISHED | wc -l)
|
|
|
|
if [ "$current_connections" -gt "$((max_connections / 2))" ]; then
|
|
save_analysis_data "system_deep_dive.tmp" "WARNING: Connection backlog limit near capacity ($current_connections/$max_connections)"
|
|
save_analysis_data "system_deep_dive.tmp" " Impact: Dropped connections, timeouts for users"
|
|
save_analysis_data "system_deep_dive.tmp" " Fix: Increase somaxconn in /etc/sysctl.conf to 4096+"
|
|
fi
|
|
}
|
|
|
|
### P6.21 - Filesystem Inode Exhaustion
|
|
analyze_filesystem_inodes() {
|
|
local inode_usage=$(df -i / | awk 'NR==2 {print $5}' | tr -d '%')
|
|
|
|
if [ "$inode_usage" -gt 80 ]; then
|
|
save_analysis_data "system_deep_dive.tmp" "WARNING: Filesystem inode usage ${inode_usage}%"
|
|
save_analysis_data "system_deep_dive.tmp" " Impact: Cannot create new files even if space available"
|
|
save_analysis_data "system_deep_dive.tmp" " Fix: Find and delete small files: find / -type f -size -1k 2>/dev/null | head -1000 | xargs rm"
|
|
fi
|
|
}
|
|
|
|
### P6.22 - System Load Baseline
|
|
analyze_system_load_baseline() {
|
|
local loadavg=$(cat /proc/loadavg | awk '{print $1}')
|
|
local cpu_count=$(nproc)
|
|
|
|
# Compare load avg per CPU - alert if > 2.0
|
|
local load_ratio_check=$(echo "scale=2; $loadavg > 2.0 * $cpu_count" | bc)
|
|
|
|
if [ "$load_ratio_check" -eq 1 ]; then
|
|
local load_ratio=$(echo "scale=2; $loadavg / $cpu_count" | bc)
|
|
save_analysis_data "system_deep_dive.tmp" "WARNING: System load average high (ratio: $load_ratio per CPU)"
|
|
save_analysis_data "system_deep_dive.tmp" " Over 1.0 per CPU means processes waiting for CPU"
|
|
save_analysis_data "system_deep_dive.tmp" " Current: $loadavg on $cpu_count CPUs"
|
|
save_analysis_data "system_deep_dive.tmp" " Recommendation: Identify slow processes with: ps aux --sort=-%cpu | head"
|
|
fi
|
|
}
|
|
|
|
################################################################################
|
|
# EXPORT ALL FUNCTIONS
|
|
################################################################################
|
|
|
|
export -f analyze_backup_schedule
|
|
export -f analyze_db_optimization_schedule
|
|
export -f analyze_slow_cron_jobs
|
|
export -f analyze_missing_critical_indexes
|
|
export -f analyze_database_memory_ratio
|
|
export -f analyze_table_engine_mismatch
|
|
export -f analyze_table_statistics_age
|
|
export -f analyze_index_cardinality
|
|
export -f analyze_query_cache_memory_waste
|
|
export -f analyze_replication_lag
|
|
export -f analyze_table_size_growth
|
|
export -f analyze_timeout_errors
|
|
export -f analyze_memory_exhaustion_attempts
|
|
export -f analyze_disk_inode_usage
|
|
export -f analyze_zombie_processes
|
|
export -f analyze_swap_usage_phase4
|
|
export -f analyze_load_average_trend
|
|
export -f analyze_unoptimized_images
|
|
export -f analyze_webp_conversion
|
|
export -f analyze_large_assets
|
|
export -f analyze_render_blocking
|
|
export -f analyze_font_loading
|
|
export -f analyze_request_count
|
|
export -f analyze_third_party_scripts
|
|
export -f analyze_unused_assets
|
|
export -f analyze_content_delivery
|
|
export -f analyze_cache_headers
|
|
export -f analyze_dns_resolution_time
|
|
export -f analyze_dns_records
|
|
export -f analyze_redirect_chains
|
|
export -f analyze_ssl_certificate
|
|
export -f analyze_connection_keepalive
|
|
export -f analyze_https_redirect
|
|
export -f analyze_network_waterfall
|
|
export -f analyze_cdn_performance
|
|
export -f analyze_drupal_module_bloat
|
|
export -f analyze_drupal_cache_config
|
|
export -f analyze_drupal_database_slow
|
|
export -f analyze_joomla_component_bloat
|
|
export -f analyze_joomla_cache_type
|
|
export -f analyze_joomla_session_bloat
|
|
export -f analyze_magento_flat_catalog
|
|
export -f analyze_magento_indexing
|
|
export -f analyze_magento_log_tables
|
|
export -f analyze_magento_extensions_bloat
|
|
export -f analyze_laravel_debug_mode
|
|
export -f analyze_laravel_query_logging
|
|
export -f analyze_laravel_cache_driver
|
|
export -f analyze_laravel_app_size
|
|
export -f analyze_custom_framework_detection
|
|
export -f analyze_system_entropy
|
|
export -f analyze_io_scheduler
|
|
export -f analyze_process_limits
|
|
export -f analyze_swap_io_performance
|
|
export -f analyze_network_socket_limits
|
|
export -f analyze_filesystem_inodes
|
|
export -f analyze_system_load_baseline
|