Call home for DISK REDUNDANCY FAILED alert after takeover

Applies to

• 8.2.5P5 7-MODE
• FAS2552

Issue

• EMS log show Call home for DISK REDUNDANCY FAILED  :

[?] Sun Jul 25 09:59:00 CST [Node_B: dsa_disc: shelf.config.tospha:info]: System has transitioned to single path HA attached storage
[?] Sun Jul 25 09:59:00 CST [Node_B: dsa_disc: callhome.dsk.redun.fault:error]: Call home for DISK REDUNDANCY FAILED

• Port 0b went offline :

slot 0: SAS Host Adapter 0b (PMC-Sierra PM8001 rev. C, SAS, <OFFLINE (hard)>)
               Firmware rev:       01.12.09.00
               Base WWN:           x:xxxxx:xxxxxxx:xx
               Phy State:         [4] Enabled, Rate unknown
                                  [5] Enabled, Rate unknown
                                  [6] Enabled, Rate unknown
                                  [7] Enabled, Rate unknown

• EMS log has error information about port 0b :

[?] Sun Jul 25 09:43:16 CST [Node_B: pmcsas_intrd_0: sas.port.down:warning]: SAS port "0b" went down.

[?] Sun Jul 25 09:43:47 CST [Node_B: sinai_link_mgr: cf.ic.sbb:debug]: HA interconnect: SBB Compatibility Event. No compatible partner node found. The interconnect device has been disabled.
[?] Sun Jul 25 09:44:02 CST [Node_B: pmcsas_timeout_0: sas.adapter.debug:info]: params: {'debug_string': 'Link down too long ... offlining', 'adapterName': '0b'}
[?] Sun Jul 25 09:44:02 CST [Node_B: pmcsas_timeout_0: sas.link.error:error]: Could not recover link on SAS adapter 0b after 45 seconds. Offlining the adapter.
[?] Sun Jul 25 09:44:02 CST [Node_B: pmcsas_asyncd_0: sas.adapter.debug:info]: params: {'debug_string': 'pmcsas_asyncd_offline', 'adapterName': '0b'}