Manage NetApp SnapMirror Replication and Recovery with PowerShell
Manage SnapMirror and SnapVault relationships, execute failover and resync, restore volumes from snapshots, apply snapshot policies, and monitor cluster health with one repeatable ONTAP workflow.
NetApp ONTAP protects data at the storage layer — snapshots for fast local restore, SnapMirror for site-to-site replication, and SnapVault for long-term retention. Together they form a recovery stack that is only as good as its upkeep.
Replication relationships break quietly: a lag that exceeds the RPO, a relationship left unsynced after maintenance, or a snapshot policy that stopped matching the data's importance.
A repeatable PowerShell workflow keeps ONTAP replication healthy and recovery fast. PSForge helps you assemble it from ready-made NetApp tasks.
Where storage replication quietly breaks
SnapMirror relationships need attention after any disruption — a failover, a network outage, or cluster maintenance can leave them broken or lagging, and a lagging mirror is a growing data-loss window.
Snapshot policies drift too: volumes get created without one, or keep a policy designed for less important data. When a restore is needed, the snapshot you want may simply not exist.
What a SnapMirror workflow looks like
A good workflow manages SnapMirror relationships so replication stays healthy, configures SnapVault for longer retention, and — when disaster strikes — executes SnapMirror failover and later resyncs the relationship.
For everyday recovery, it restores volumes from snapshots and applies snapshot policies consistently, while cluster and aggregate health monitoring keeps the underlying platform visible.
Resync after every disruption After any failover or outage, verify and resync SnapMirror relationships. A broken mirror that nobody resyncs is an RPO of infinity.
How PSForge helps
PSForge provides the ONTAP building blocks — SnapMirror and SnapVault management, failover and resync, snapshot restore and policy, and health monitoring — so you can assemble one repeatable protection workflow.
Generate the PowerShell, schedule the health checks, and keep the recovery steps ready.
- Healthy, current replication
- Fast volume-level recovery
- Consistent snapshot policies
- Visible cluster and aggregate health
Example replication management workflow
- Review and manage SnapMirror relationships
- Configure a SnapVault relationship for retention
- Check cluster health status
- Monitor aggregate health
Example recovery workflow
- Execute SnapMirror failover to the secondary
- Resync the SnapMirror relationship after recovery
- Restore a volume from snapshot
- Create and apply a snapshot policy
Final thoughts
Storage-layer protection is quiet until the day it is everything — keeping it healthy is routine work a repeatable workflow handles well.
Build it once in PSForge and keep replication and recovery ready across every ONTAP cluster.