Last used: 2026-03-24 Memory references: 2 Status: Active
langfuse-backup
Backup and restore Docker volumes for a self-hosted Langfuse instance.
Scripts
scripts/backup_langfuse.sh— back up postgres + minio volumes (primary data)scripts/restore_langfuse.sh— restore from a specific backup date
Quick start
# Configure (env vars or edit the script defaults)
export LANGFUSE_BACKUP_DIR="$HOME/.langfuse-backups"
export LANGFUSE_COMPOSE_DIR="/path/to/langfuse" # directory with docker-compose.yml
export LANGFUSE_DB_CONTAINER="langfuse-db-1" # postgres container name
export LANGFUSE_MINIO_CONTAINER="langfuse-minio-1" # minio container name
export LANGFUSE_DB_NAME="langfuse" # postgres database name
export LANGFUSE_DB_USER="langfuse" # postgres user
# Run a backup
bash scripts/backup_langfuse.sh
# List available backups
ls "$LANGFUSE_BACKUP_DIR"
# Restore from a date
bash scripts/restore_langfuse.sh 2026-02-27
Env vars
| Var | Default | Description |
|---|---|---|
LANGFUSE_BACKUP_DIR | ~/.langfuse-backups | Root backup directory |
LANGFUSE_COMPOSE_DIR | ~/langfuse | Docker Compose project directory |
LANGFUSE_DB_CONTAINER | langfuse-db-1 | Postgres container name |
LANGFUSE_MINIO_CONTAINER | langfuse-minio-1 | MinIO container name |
LANGFUSE_DB_NAME | langfuse | Postgres database name |
LANGFUSE_DB_USER | langfuse | Postgres user |
LANGFUSE_RETENTION_DAYS | 14 | How many days of backups to keep |
What gets backed up
| Volume | Backed up? | Notes |
|---|---|---|
| Postgres | ✅ Yes | pg_dump → .sql.gz — traces, scores, evals |
| MinIO | ✅ Yes | tar.gz — uploaded blobs |
| ClickHouse | ⚠️ Optional | Large; many users skip (replayed from traces) |
| Redis | ⚠️ Skip | Cache only — safe to skip |
Cron setup (macOS LaunchAgent)
<!-- ~/Library/LaunchAgents/com.yourname.langfuse-backup.plist -->
<key>StartCalendarInterval</key>
<dict>
<key>Hour</key><integer>2</integer>
<key>Minute</key><integer>0</integer>
</dict>
<key>ProgramArguments</key>
<array>
<string>/bin/bash</string>
<string>/path/to/scripts/backup_langfuse.sh</string>
</array>
<key>StandardOutPath</key>
<string>/tmp/langfuse-backup.log</string>
Restore procedure
# 1. Stop Langfuse
cd $LANGFUSE_COMPOSE_DIR && docker compose down
# 2. Restore from backup
bash scripts/restore_langfuse.sh 2026-02-27
# 3. Start Langfuse
cd $LANGFUSE_COMPOSE_DIR && docker compose up -d