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Local Quorum Disks In '/dev/exadata_quorum' Are Missing

AsankaGApr 21 2020 — edited Jun 4 2020

Hi, while trying to troubleshoot patch prerequisite failure, we found below quorum disks are missing need help to know why and how to fix this

SQL> select NAME,GROUP_NUMBER,DISK_NUMBER,MOUNT_STATUS,MODE_STATUS,STATE,FAILGROUP,FAILGROUP_TYPE,VOTING_FILE from v$asm_disk;

NAME                           GROUP_NUMBER DISK_NUMBER MOUNT_STATUS MODE_STATUS  STATE    FAILGROUP                      FAILGROUP_TYP VOTING_FILE
------------------------------ ------------ ----------- ------------ ------------ -------- ------------------------------ ------------- ---------------
QD_DATAC1_PRODDBADM01                     1          18 MISSING      OFFLINE      NORMAL   PRODDBADM01                    QUORUM        N
QD_DATAC1_PRODDBADM02                     1          14 MISSING      OFFLINE      NORMAL   PRODDBADM02                    QUORUM        N
DATAC1_CD_04_PRODCELADM03                 1          17 CACHED       ONLINE       NORMAL   PRODCELADM03                   REGULAR       N

[grid@NodeAdmin01 ~]$ kfod asm_diskstring='o/*/*' disks=all

--------------------------------------------------------------------------------

Disk          Size Path                                     User     Group

================================================================================

   1:        128 MB /dev/exadata_quorum/QD_DATAC1_PRODDBADM01 grid     asmadmin

   2:        128 MB /dev/exadata_quorum/QD_DATAC1_PRODDBADM02 grid     asmadmin

   3:    7474176 MB o/192.168.60.5;192.168.60.6/DATAC1_CD_00_prodceladm01

The system specification is as below

Exadata Version - 19.2.3.0.0

OS - Oracle Linux 7 (64)

Kernel - LINUX X86-64 OELRHEL 7 4.1.12-124.26.12.el7uek.x86_64

Grid and Db version - 12.2.0.1.0

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Added on Apr 21 2020
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