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.