Point-In-Time Recovery & RPO/RTO SLA Guide

Backup & Point-In-Time Recovery

Enterprise guide to RPO/RTO SLA definitions, snapshot vs physical backup strategies, and PITR precision recovery.

HANDS-ON DRILL RUNBOOK

Verify Your PostgreSQL Backup: The First Restore Drill

Do not assume backups work without an actual test. Step-by-step logical & physical PITR restore, amcheck verification, RTO/RPO calculation, and audit sign-off template.

Open Drill Runbook

RPO (Recovery Point Objective)

The maximum acceptable age of files that must be recovered from backup storage for normal operations to resume.

RTO (Recovery Time Objective)

The maximum acceptable amount of time that your computer, system, network, or application can be down after a disaster.

Filter by Engine:

Engine-Specific Backup & PITR Blueprints

pgBackRest / WAL-G

< 1 dk (Continuous WAL Archiving)

PostgreSQL: Physical Backup & PITR via pgBackRest

Block-level compression, parallel multi-threaded I/O and delta restore for enterprise RPO/RTO goals.

Backup & Restore Snippet:

pgbackrest --stanza=prod_db --type=incr backup
# İstenen ana geri dönme:
pgbackrest --stanza=prod_db --target="2026-09-11 14:00:00" --target-action=promote restore

RTO: Dakikalar (S3/Disk Direct Restore)Production Ready ✓

Percona XtraBackup / MEB

Binary Log Replay (< 10 sn)

MySQL: Non-Blocking Hot Backup via Percona XtraBackup

Live non-blocking physical backup with binary log replay to restore to any exact GTID/position.

Backup & Restore Snippet:

xtrabackup --backup --target-dir=/data/backups/base
# Hazırlama (Prepare):
xtrabackup --prepare --target-dir=/data/backups/base

RTO: Hızlı (In-place Apply Log)Production Ready ✓

SQL Server Native / Ola Hallengren

İşlem Günlüğü (Log Backup) Aralığı (Örn: 5 dk)

SQL Server: Native LSN Log Chain & Ola Hallengren

Full, Differential, and Transaction Log chain allows point-in-time recovery to exact milliseconds with STOPAT.

Backup & Restore Snippet:

BACKUP DATABASE [app_db] TO DISK = N'S:\Backups\app_db_full.bak' WITH COMPRESSION, CHECKSUM;
BACKUP LOG [app_db] TO DISK = N'S:\Backups\app_db_log.trn' WITH COMPRESSION;

RTO: Hızlı (NORECOVERY Chain)Production Ready ✓