MetroCluster Kernel table might not be completely populated after an upgrade

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MetroCluster Kernel table might not be completely populated after an upgrade

Applies to

MetroCluster
ONTAP 9.3P8 and earlier
ONTAP 9.4P2 and earlier

Issue

A risk called "A Metrocluster Kernel table is not populated correctly." is displayed in ActiveIQ.
METROCLUSTER AUSO TRIGGER FAILED Autosupport message received during ONTAP upgrade

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How to troubleshoot MetroCluster check node errors

Applies to

MetroCluster
metrocluster check
Node errors

Description

MetroCluster check reports errors on the node object:

ClusterA::> metrocluster check show Last Checked On: mm/dd/yyyy hh:mm:ss Component Result ------------------- --------- nodes warning lifs ok config-replication ok aggregates ok clusters ok 5 entries were displayed.

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How to troubleshoot MetroCluster check aggregate errors

Applies to

MetroCluster
metrocluster check
Aggregate errors

Description

MetroCluster check reports errors on the aggregates object:

ClusterA::> metrocluster check show Last Checked On: mm/dd/yyyy hh:mm:ss Component Result ------------------- --------- nodes ok lifs ok config-replication ok aggregates warning clusters ok 5 entries were displayed.

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Cannot login to ATTO bridge from GUI but CLI works

Applies to

ATTO 7500N FibreBridge
Firmware 2.90

Issue

The ATTO bridge is not accepting logins from the GUI.
Otherwise, the bridge is functioning normally and logins via the serial console or telnet work with no issues.

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How to configure Cisco Discovery Protocol (CDP) in a MetroCluster IP

Applies to

MetroCluster IP
CDP
ONTAP 9.6 and earlier

Description

This article describes how to enable CDP in a MetroCluster IP environment.

CDP should be enabled on all the nodes part of the MetroCluster IP prior to ONTAP 9.7
It is enabled by default in ONTAP for cluster ports, but must be enabled explicitly for the other ports.

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MetroCluster MDV volume must be hosted on a mirrored aggregate

Applies to

MetroCluster
MDV (Meta Data Volume)
CRS (Config Replication Service)

Issue

MetroCluster MDV volume is not hosted on a mirrored aggregate.

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