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Storage and Backups-Netapp

SyncMirror could not create resynchronization snapshot (1045120)

Applies to

  • SyncMirror
  • FlashPool
  • MetroCluster
  • ONTAP 9.1 and earlier
  • SYNCMIRROR SNAPSHOTS NOT ROTATING autosupport message

Issue

There is no space left on aggregate with Flashpool (Hybrid Aggregates) configured.
Fri FebFri Feb 7 09:10:11 CET [systemname:raid.mirror.resync.snapcrtfail:warning]: Aggregate <aggr_name>: could not create mirror resynchronization snapshot mirror_resync. (No space left on device)

SyncMirror could not create resynchronization snapshot (SSD space)

Applies to

  • SyncMirror
  • FlashPool
  • MetroCluster
  • ONTAP 9.2 and later
  • SSD space lower than 1%

Issue

There is no space left on aggregate with Flashpool configured 

Fri FebFri Feb 7 09:10:11 CET [systemname:raid.mirror.resync.snapcrtfail:warning]: Aggregate <aggr_name>: could not create mirror resynchronization snapshot mirror_resync. (No space left on device)
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MetroCluster cluster name mismatch after changing cluster name

Applies to

  • ONTAP 9
  • MetroCluster
  • Cluster renamed

Issue

"metrocluster show" reports different peer cluster names

Cluster A Local: ClusterA    Remote: cluster_oldB
Cluster B Local: ClusterB    Remote: cluster_oldA

ClusterA::> metrocluster show

Configuration: fabric

Cluster                        Entry Name    State
------------------------------ ---------------------- ---------------------
Local: ClusterA
Configuration State  configured
Mode  normal
AUSO Failure Domain  auso-on-cluster-disaster
Remote: cluster_oldB
Configuration State  configured
Mode  normal
AUSO Failure Domain auso-on-cluster-disaster

ClusterA::> cluster peer show
Peer Cluster Name         Cluster Serial Number Availability   Authentication
------------------------- --------------------- -------------- --------------
ClusterB                  1-80-000011           Available      ok

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Can a Volume ID be reused in Element Software?

Applies to

Element Software.

Answer

No. The Volume ID is uniquely generated for every volume that is created.  Even if a volume is deleted, the number will always increment when a new volume is created based on the last Volume ID that was used.

Additional Information

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Data ONTAP 8: How to accurately determine CPU utilization of a Data ONTAP 8.0 Cluster-Mode cluster

Applies to

  • Clustered Data ONTAP 8
  • PERF

Description

How to use the various statistics commands to determine which controller and CPU is running hot in a Data ONTAP 8.0 Cluster-Mode cluster?

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How to upgrade Cisco switch firmware in a fabric-attached MetroCluster (7mode)?

Applies to

  • ONTAP 8.2
  • ONTAP 8.1
  • MetroCluster
  • 7-mode

Description

This article describes how to upgrade Cisco switch firmware in a fabric-attached MetroCluster while the HA pair nodes are online.

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