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Storage and Backups-Netapp
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)
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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API calls to ONTAP 9.1-9.3 fail when using a readonly LDAP service account

Applies to

ONTAP 9.1 - 9.3P7

Issue

API calls made to an ONTAP cluster fail when using a readonly LDAP service account

Error output may be returned by the application sending the API to the effect of the following(this exact output from OnCommand Insight):

2019-02-26 13:04:34,920 ERROR [com.onaro.sanscreen.acquisition.framework.datasource.BaseDataSource] myCluster [Invalid login credentials] - Failed to authenticate with cluster: 10.0.0.2 ([Device name 10.0.0.2]: cluster-identity-get; errno: 13003, reason: not authorized for that command)
com.onaro.sanscreen.acquisition.framework.datasource.DataSourceErrorException: Failed to authenticate with cluster: 10.0.0.2
at com.onaro.sanscreen.acquisition.framework.datasource.DataSourceErrorException.createWithEnhanced(DataSourceErrorException.java:70)
at com.onaro.sanscreen.acquisition.datasource.netapp_cmode.transport.zapi.ZAPIConnection.parseResponseXMLFromZAPIOutput(ZAPIConnection.java:709)
at com.onaro.sanscreen.acquisition.datasource.netapp_cmode.transport.zapi.ZAPIConnection.invokeElem(ZAPIConnection.java:514)
at com.onaro.sanscreen.acquisition.datasource.netapp_cmode.transport.zapi.ZAPIConnection.invokeElem(ZAPIConnection.java:436)
at com.onaro.sanscreen.acquisition.datasource.netapp_cmode.transport.zapi.ZAPIConnection.invokeElem(ZAPIConnection.java:429)
at com.onaro.sanscreen.acquisition.datasource.netapp_cmode.transport.zapi.ZAPIConnection.invokeCommandDesiredAttributes(ZAPIConnection.java:237)
at com.onaro.sanscreen.acquisition.datasource.netapp_cmode.builders.zapi.ClusterBuilder.buildAndAddCluster(ClusterBuilder.java:341)
at com.onaro.sanscreen.acquisition.datasource.netapp_cmode.builders.zapi.ClusterBuilder.buildClusterModel(ClusterBuilder.java:284)
at com.onaro.sanscreen.acquisition.datasource.netapp_cmode.builders.zapi.ClusterBuilder.getCModeCluster(ClusterBuilder.java:253)
at com.onaro.sanscreen.acquisition.datasource.netapp_cmode.builders.zapi.ClusterBuilder.executeAndBuild(ClusterBuilder.java:98)
at com.onaro.sanscreen.acquisition.datasource.netapp_cmode.NetAppCModeDataSource.doFoundation(NetAppCModeDataSource.java:130)
at com.onaro.sanscreen.acquisition.foundation.datasource.BaseFoundationPackage.pollNow(BaseFoundationPackage.java:195)
at com.onaro.sanscreen.acquisition.framework.datasource.BaseDataSource.run(BaseDataSource.java:409)
at com.onaro.sanscreen.acquisition.framework.datasource.BaseDataSource.runInitClassLoader(BaseDataSource.java:397)
at com.onaro.sanscreen.acquisition.framework.datasource.BaseDataSource.runNotifyListeners(BaseDataSource.java:370)
at com.onaro.sanscreen.acquisition.framework.datasource.BaseDataSource.runInitLog(BaseDataSource.java:344)
at com.onaro.sanscreen.acquisition.framework.datasource.BaseDataSource.runInitRecordingSession(BaseDataSource.java:309)
at com.onaro.sanscreen.acquisition.framework.datasource.BaseDataSource.runInitThreadName(BaseDataSource.java:294)
at com.onaro.sanscreen.acquisition.framework.datasource.BaseDataSource.runWithProfiler(BaseDataSource.java:273)
at com.onaro.sanscreen.acquisition.framework.datasource.BaseDataSource.run(BaseDataSource.java:249)
at com.onaro.sanscreen.acquisition.framework.mgmt.DataSourceManager$PollLogic.run(DataSourceManager.java:734)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.Throwable: not authorized for that command

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