54 lines
1.7 KiB
Plaintext
54 lines
1.7 KiB
Plaintext
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================================================================================
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DEEP DEBUGGING - DEPLOYMENT SUMMARY
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================================================================================
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Date: January 4, 2026
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Status: ✅ READY FOR DEPLOYMENT
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ROOT CAUSES FIXED:
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------------------
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1. ✅ N+1 Query Problem - Lazy loading after response (17 locations fixed)
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2. ✅ Deprecated .get() Methods - Replaced with .filter().first()
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3. ✅ Rate Limiting Too High - Reduced from 300/min to 60/min
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4. ✅ Incomplete Error Recovery - Added pool reset on errors
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5. ✅ Worker Timeouts - Increased to 120 seconds
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6. ✅ Missing Query Timeouts - Added 60s statement timeout
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FILES MODIFIED:
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--------------
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- backend/app.py (17 query optimizations, 2 rate limit adjustments)
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- backend/postgresql_models.py (connection pool enhancements)
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- backend/gunicorn_config.py (timeout increases)
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- backend/health_check.py (NEW monitoring tool)
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- restart-services.sh (NEW deployment script)
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TESTING:
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--------
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✅ Python syntax: OK
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✅ Database connection: OK
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✅ Query performance: 0.010s (excellent)
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✅ Connection pool: Healthy (0 checked out)
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✅ Deprecated methods: 0 remaining
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DEPLOY COMMAND:
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--------------
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cd /media/pts/Website/Church_HOP_MusicData
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./restart-services.sh
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VERIFICATION:
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------------
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# Monitor for worker timeouts (should be ZERO):
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tail -f backend/logs/error.log | grep TIMEOUT
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# Check connection pool health:
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cd backend && source venv/bin/activate && python3 health_check.py
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EXPECTED RESULTS:
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----------------
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- No worker timeouts
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- No "pool exhausted" errors
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- Response times < 200ms
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- Connection pool utilization < 50%
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- Zero connection leaks
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================================================================================
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