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Cisco Bug: CSCvv29453 - Line card PFM going out of sync, extraneous "Module is undergoing ISSU" in XML output

Last Modified

Oct 06, 2020

Products (1)

  • Cisco Nexus 9000 Series Switches

Known Affected Releases

9.3(3) 9.4(1)IJB9(0.440)

Description (partial)

Symptom:
One, or more, line cards on a Cisco Nexus 9500 may become stuck in 'initializing' or 'powered-dn' state after switch boots up.

The following messages may be reported in the log for the affected module(s):
2020 Jul 28 03:46:45 %ETHPORT-5-IF_SEQ_ERROR: Error ("sequence timeout") communicating with MTS_SAP_VLAN_MGR for opcode MTS_OPC_VLAN_MGR_GET_PORT_TRUNKING_MEMBERSHIP_2 (RID_MODULE: 5)
2020 Jul 28 03:47:05 %VMM-2-VMM_SERVICE_ERR: VDC1: Service SAP Ethpm SAP for slot 5 returned error 0x408c0008 (sequence timeout) in if_bind sequence

Conditions:
A Nexus switch was rebooted or upgraded
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