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With PSTag configured LACP LAG member ports are removed and added again.

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TitleWith PSTag configured LACP LAG member ports are removed and added again.
Symptoms
With PSTag enabled and LACP LAG's configured the LAG member ports can be removed and added constantly in some cases.
Environment
  • PSTag
  • LACP LAG
  • EXOS
Cause
This is caused by CR xos0075263. 
The only workaround is removing the PSTag config for now or change to non-lacp LAG.

Slot-1 swi-agg-sdc.3 # show log match aggregator
05/09/2019 12:25:11.17 <Info:LACP.AddPortToAggr> Slot-1: Add port 2:34 to aggregator
05/09/2019 12:25:11.05 <Info:LACP.AddPortToAggr> Slot-1: Add port 2:25 to aggregator
05/09/2019 12:25:11.05 <Info:LACP.AddPortToAggr> Slot-1: Add port 2:9 to aggregator
05/09/2019 12:24:41.17 <Info:LACP.RemPortFromAggr> Slot-1: Remove port 2:34 from aggregator
05/09/2019 12:24:41.09 <Info:LACP.RemPortFromAggr> Slot-1: Remove port 2:25 from aggregator
05/09/2019 12:24:40.96 <Info:LACP.RemPortFromAggr> Slot-1: Remove port 2:9 from aggregator
05/09/2019 12:23:08.19 <Info:LACP.AddPortToAggr> Slot-1: Add port 2:34 to aggregator
05/09/2019 12:23:08.07 <Info:LACP.AddPortToAggr> Slot-1: Add port 2:25 to aggregator
05/09/2019 12:23:08.07 <Info:LACP.AddPortToAggr> Slot-1: Add port 2:9 to aggregator
05/09/2019 12:22:38.17 <Info:LACP.RemPortFromAggr> Slot-1: Remove port 2:34 from aggregator
05/09/2019 12:22:37.96 <Info:LACP.RemPortFromAggr> Slot-1: Remove port 2:25 from aggregator
05/09/2019 12:22:37.96 <Info:LACP.RemPortFromAggr> Slot-1: Remove port 2:9 from aggregator

 
Resolution
Upgrade to an EXOS version that contains a fix.
  • 22.5.1.7-patch1-10 or higher (Patch that will be released end of July)
  • 30.3
Additional notes

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