Dear Experts,
Cluster resources are not coming up after server reboot.
This is 2 node RAC but issue is on 1st node only and 2nd node is working fine
$ ./crsctl check crs
CRS-4638: Oracle High Availability Services is online
CRS-4535: Cannot communicate with Cluster Ready Services
CRS-4530: Communications failure contacting Cluster Synchronization Services daemon
CRS-4534: Cannot communicate with Event Manager
$ ps -ef | grep d.bin
root 41399 1 0 Feb13 ? 00:37:12 /u01/app/12.2.0/grid/bin/ohasd.bin reboot
grid 41631 1 0 Feb13 ? 00:08:42 /u01/app/12.2.0/grid/bin/oraagent.bin
grid 41650 1 0 Feb13 ? 00:06:31 /u01/app/12.2.0/grid/bin/mdnsd.bin
grid 41653 1 0 Feb13 ? 00:21:43 /u01/app/12.2.0/grid/bin/evmd.bin
grid 41699 1 0 Feb13 ? 00:09:58 /u01/app/12.2.0/grid/bin/gpnpd.bin
grid 41739 41653 0 Feb13 ? 00:06:28 /u01/app/12.2.0/grid/bin/evmlogger.bin -o /u01/app/12.2.0/grid/log/[HOSTNAME]/evmd/evmlogger.info -l /u01/app/12.2.0/grid/log/[HOSTNAME]/evmd/evmlogger.log
grid 41754 1 0 Feb13 ? 00:19:01 /u01/app/12.2.0/grid/bin/gipcd.bin
root 46967 1 0 Feb13 ? 00:08:50 /u01/app/12.2.0/grid/bin/orarootagent.bin
root 50438 1 0 Feb13 ? 00:09:53 /u01/app/12.2.0/grid/bin/cssdmonitor
grid 73175 71648 0 00:58 pts/0 00:00:00 grep --color=auto d.bin
$ ./ocrcheck
PROT-602: Failed to retrieve data from the cluster registry
PROC-26: Error while accessing the physical storage Storage layer error [Insufficient quorum to open OCR devices] [0]
Need advise to proceed further.
It seems this is storage issue.
DB & GRID Versions are 12.2
Thanks