遅延時間が長すぎるとSnapMirror関係のレプリケートが失敗します
環境
- ONTAP 9
- SnapMirror
問題
遅延時間が長すぎると、SnapMirror関係のレプリケートに失敗します。
cluster::> snapmirror show -instanceSource Path: S_SVM:vol1Destination Path: D_SVM:vol_drRelationship Type: XDPRelationship Group Type: noneSnapMirror Schedule: 8hourSnapMirror Policy Type: async-mirrorSnapMirror Policy: MirrorAllSnapshotsTries Limit: -Throttle (KB/sec): 18432Mirror State: SnapmirroredRelationship Status: TransferringFile Restore File Count: -File Restore File List: -Transfer Snapshot: snapshot_for_backup.332Snapshot Progress: 2.77TBTotal Progress: 2.77TBNetwork Compression Ratio: 1:1Snapshot Checkpoint: 2.77TBNewest Snapshot: snapmirror.b11611fc-3243-11ec-9316-a039ea34eb5f_2147597238.2022-04-20_180110Newest Snapshot Timestamp: 02/25 18:01:01Exported Snapshot: snapmirror.b11611fc-3243-11ec-9316-a039ea34eb5f_2147597238.2022-04-20_180110Exported Snapshot Timestamp: 02/25 18:01:01Healthy: falseUnhealthy Reason: Scheduled update failed to start. (Scheduled update was delayed because another SnapMirror operation for the relationship is in progress.)Destination Volume Node: FAS8300_BRelationship ID: 712de9bc-961c-10ec-b7b6-d039ea34eb5fCurrent Operation ID: 72ffe34a-143f-4080-9e24-ac0a27738877Transfer Type: updateTransfer Error: -Current Throttle: 18432Current Transfer Priority: normalLast Transfer Type: updateLast Transfer Error: -Last Transfer Size: 0BLast Transfer Network Compression Ratio: 1:1Last Transfer Duration: 0:0:0Last Transfer From: S_SVM:vol1Last Transfer End Timestamp: 04/18 12:57:30Progress Last Updated: 04/20 15:11:03Relationship Capability: 8.2 and aboveLag Time: 4:10:10Identity Preserve Vserver DR: -Volume MSIDs Preserved: -Is Auto Expand Enabled: -Number of Successful Updates: 1Number of Failed Updates: 0Number of Successful Resyncs: 0Number of Failed Resyncs: 0Number of Successful Breaks: 0Number of Failed Breaks: 0Total Transfer Bytes: 47809824496619Total Transfer Time in Seconds: 4560980