diff --git a/plex/CORRUPTION-RESOLUTION-SUMMARY.md b/plex/CORRUPTION-RESOLUTION-SUMMARY.md deleted file mode 100644 index 55493f8..0000000 --- a/plex/CORRUPTION-RESOLUTION-SUMMARY.md +++ /dev/null @@ -1,130 +0,0 @@ -# Plex Database Corruption Resolution Summary - -## ✅ ISSUE RESOLVED: Auto-Repair Cycle Causing Corruption - -### Root Cause Identified -The primary cause of your Plex database corruption was an **aggressive auto-repair schedule** running every 30 minutes via cron: - -```bash -# PROBLEMATIC (FIXED): -*/30 * * * * /home/acedanger/shell/plex/backup-plex.sh --check-integrity --auto-repair -``` - -This caused: -- 48+ service stops/starts per day -- WAL file manipulation conflicts -- Repair cascading failures -- Race conditions during service transitions - -### ✅ Changes Applied - -#### 1. **Fixed Crontab Schedule** -- **Before**: Auto-repair every 30 minutes + daily backup with auto-repair -- **After**: - - Daily read-only integrity check (6 AM) - - Daily backup with auto-repair **disabled** (4:15 AM) - - Manual repair intervention required - -#### 2. **Disabled Auto-Repair Default** -- Changed `backup-plex.sh` default from `AUTO_REPAIR=true` to `AUTO_REPAIR=false` -- Prevents automatic repair loops that were causing corruption - -#### 3. **Created Consolidated Management Tool** -- New script: `plex-db-manager.sh` -- Safe, read-only integrity checking -- Manual repair intervention (currently disabled for safety) -- Proper service management with synchronization - -#### 4. **Database Status** ✅ -Current check shows: **ALL DATABASES HEALTHY** -- Main database: integrity check PASSED -- Blobs database: integrity check PASSED - -## 📋 Script Redundancy Analysis - -### Scripts with Overlapping Functionality - -1. **`plex.sh`** - Service management + basic repair -2. **`backup-plex.sh`** - Backup + auto-repair logic -3. **`plex-database-repair.sh`** - Dedicated repair functions -4. **`recover-plex-database.sh`** - Advanced recovery methods -5. **`nuclear-plex-recovery.sh`** - Nuclear recovery -6. **`restore-plex.sh`** - Backup restoration - -### Consolidation Recommendations - -#### Keep Active: -- **`backup-plex.sh`** - Primary backup (with auto-repair disabled) -- **`plex-db-manager.sh`** - New consolidated management tool -- **`plex.sh`** - Basic service management -- **`nuclear-plex-recovery.sh`** - Last resort recovery - -#### Consider Deprecating: -- **`plex-database-repair.sh`** - Functionality moved to `plex-db-manager.sh` -- **`recover-plex-database.sh`** - Similar functionality in other scripts -- **`restore-plex.sh`** - Basic functionality covered elsewhere - -## 🛡️ Prevention Measures Implemented - -### 1. **Conservative Backup Schedule** -```bash -# Read-only check (daily at 6 AM) -0 6 * * * backup-plex.sh --check-integrity --disable-auto-repair - -# Backup without auto-repair (daily at 4:15 AM) -15 4 * * * backup-plex.sh --non-interactive --disable-auto-repair -``` - -### 2. **Manual Intervention Required** -- No automatic repairs unless explicitly requested -- All repair operations require manual approval -- Comprehensive logging for audit trail - -### 3. **Safe Service Management** -- Proper service stop/start synchronization -- Extended timeouts for clean shutdowns -- Race condition prevention - -## 📊 Expected Improvements - -1. **Stability**: Eliminated 47 daily service interruptions -2. **Reliability**: No more auto-repair corruption loops -3. **Performance**: Reduced I/O load on database files -4. **Maintainability**: Centralized database management - -## 🔧 Usage Going Forward - -### Regular Monitoring: -```bash -# Check database health (safe, read-only) -./plex-db-manager.sh check -``` - -### If Issues Detected: -```bash -# View detailed logs -tail -f /home/acedanger/shell/plex/logs/plex-backup-$(date +%Y-%m-%d).log - -# Manual repair (when re-enabled) -./plex-db-manager.sh repair -``` - -### Emergency Recovery: -```bash -# Only if all else fails -sudo ./nuclear-plex-recovery.sh --auto -``` - -## ⚠️ Critical Notes - -1. **Auto-repair is temporarily disabled** until stability is confirmed -2. **Manual intervention required** for any database issues -3. **Monitor logs closely** for the next week to ensure stability -4. **Backup integrity** should improve significantly - ---- - -**Date Fixed**: June 21, 2025 -**Issue**: 30-minute auto-repair cycle causing database corruption -**Resolution**: Disabled aggressive auto-repair, implemented safe backup schedule -**Status**: ✅ RESOLVED - Databases currently healthy