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OCSSD is not starting up and ASM disks are not showing up after OS Patching (Doc ID 2289335.1)

Last updated on DECEMBER 27, 2021

Applies to:

Oracle Database - Enterprise Edition - Version and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.


OS patching and/or firmware upgrade happened on a 2 nodes Clusterware. On one node, clusterware is up and running, but on the 2nd node, OCSSD is not coming and reported 0 disks found for Voting disks.

cssd.trc on 2nd/bad node

2017-07-21 10:48:22.147367 : CSSD:575917536: (TLM) Starting CSS daemon, version with uniqueness value 1500648502

2017-07-21 10:58:07.710113 : SKGFD:549463808: Discovery with str::
2017-07-21 10:58:07.710120 : SKGFD:549463808: UFS discovery with ::

10:58:07.711353 : CSSD:549463808: clssnmvDiskVerify: Successful discovery of 0 disks 
2017-07-21 10:58:21.125127 : CSSD:573658880: ### Begin diagnostic data for the NM layer ###
2017-07-21 10:58:21.125130 : CSSD:573658880: Insufficient voting files available, 1 are required, but only 0 are available !Error!


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