magento-diagnostic

This skill automates comprehensive Magento 2 system diagnostics for troubleshooting and performance analysis.

What This Skill Does

1. System Status Check

- Deploy mode (developer/production/default) - Magento version information - PHP version and extensions - Database connection and version - File system permissions

1. Cache Analysis

- Cache type status (enabled/disabled) - Cache backend configuration (Redis/File/Database) - Full Page Cache (FPC) status and backend - Cache hit/miss rates (if available) - Cache invalidation history

1. Index Status

- All indexer status and mode (Update on Save/Schedule) - Index backlog and last update times - Index lock status - Changelog table sizes - Indexer performance metrics

1. Module Information

- Enabled/disabled modules list - Module version information - Module dependencies and conflicts - Custom vs vendor modules - Recently updated modules

1. Configuration Analysis

- Critical system configurations - Performance-related settings - Security configurations - Multi-store setup details - Third-party integration status

1. Log Analysis

- Recent error log entries (var/log/system.log) - Exception log review (var/log/exception.log) - Debug log analysis (if enabled) - Web server error logs - Database slow query logs

1. Performance Metrics

- Current system resource usage - Queue status and backlog - Cron job status and schedule - Recent cron execution logs - Database table sizes

Bash Commands Used

bin/magento deploy:mode:show
bin/magento cache:status
bin/magento indexer:status
bin/magento module:status
bin/magento config:show
bin/magento cron:list
bin/magento queue:consumers:list
tail -n 100 var/log/system.log
tail -n 100 var/log/exception.log

MCP Integration

Leverages:

• magento2-dev MCP: Magento-specific commands
• database MCP: Database query analysis
• filesystem: Log file reading

Output

The skill provides:

• Executive Summary: High-level system health status
• Critical Issues: Immediate problems requiring attention
• Warnings: Potential issues to monitor
• Performance Report: System performance metrics
• Recommendations: Prioritized action items

Report Format

1. Health Score: Overall system health (0-100)
2. Issue Classification:

- 🔴 Critical: Immediate action required - 🟡 Warning: Monitor and plan resolution - 🟢 Info: System operating normally

1. Detailed Findings: Per-category analysis
2. Action Plan: Prioritized remediation steps

When to Use

• Initial issue investigation
• Performance troubleshooting
• Before/after deployment validation
• Regular health check monitoring
• Customer-reported issues
• Proactive system maintenance
• Pre-upgrade assessment