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Fabric Port Events are being detected in BD8k

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TitleFabric Port Events are being detected in BD8k
Symptoms
Fabric Port Events are being detected in BD8k in the logs and debug hal show sys-health-check output
Environment
  • BlackDiamond 8800 series
  • EXOS 15.3.1.4-patch1-42
Cause
Fabric port Downs detected between MSM-B and I/O module on some link status read events. Upon immediate retry the port status is reported as UP.
<6>phy_hl65_link_get:1424 Got a DOWN link for unit/port 0/12. Retrying
<6>phy_hl65_link_get:1424 Got a DOWN link for unit/port 1/14. Retrying
<6>phy_hl65_link_get:1424 Got a DOWN link for unit/port 1/16. Retrying
<6>phy_hl65_link_get:1424 Got a DOWN link for unit/port 1/12. Retrying


 
Resolution
This is a false positive and not real fabric port Down events. EXOS is currently updating the fabric port up/down events counter in sys-health-check for this false alarm.

Software fix is covered under xos0059605
Additional notes

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