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Article Number: 000060200


XtremIO X2: False-Positive Alerts on Infiniband Switch (IBSW) ISL

Summary: XtremIO X2 cluster may report false/positive alert on Infiniband Switch (IBSW) ISL state

Article Content


Symptoms



A customer may see the below IBSW alerts randomly appear and disappear on XtremIO multiple X-Brick clusters with XIOS version 6.2.0-81 or 6.2.0-85:

xmcli (tech)> show-alerts
Index Description                                                          Severity    Raise-Time               Entity            Name                Index Cluster-Name  Index Alert-Type                    State                Alert-Code
12    First port used for IB Switch-to-IB Switch is down.                  minor       Mon Jan 14 16:18:45 2019 InfinibandSwitch  IB-SW2              2     xbrick740-741 1     ibswitch_s2s_ib1_port_down    outstanding          1400801
11    Second port used for IB Switch-to-IB Switch is down.                  minor       Mon Jan 14 16:18:44 2019 InfinibandSwitch  IB-SW1              1     xbrick740-741 1     ibswitch_s2s_ib2_port_down    outstanding          1400801

Cause

In XtremIO XIOS version 6.2.0-81 or 6.2.0-85 a change was introduced to the way the cluster monitors the IBSWs which may cause the above false/positive alerts Please note the IBSW ISL does not really have an issue.

Resolution

Resolution:
A permanent fix is included in XtremApp version 6.2.1-36. please upgrade XtremApp to 6.2.1-36 to resolve the issue.

Article Properties


Affected Product

XtremIO X2

Product

XtremIO Family, XtremIO X2

Last Published Date

20 Nov 2020

Version

2

Article Type

Solution