Oracle ZFS Storage Appliance: NFS Share From ZFS Storage Unexpectedly Unmounted From Host
(Doc ID 2955593.1)
Last updated on JULY 06, 2023
Applies to:
Oracle ZFS Storage Appliance Racked System ZS9-2 - Version All Versions to All Versions [Release All Releases]Oracle ZFS Storage ZS9-2 - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Storage Appliance Racked System ZS5-4 - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Storage ZS4-4 - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Storage Appliance Racked System ZS4-4 - Version All Versions to All Versions [Release All Releases]
Information in this document applies to any platform.
Symptoms
Two NFS Shares from ZFS storage mapped to Exadata VM were unmounted unexpectedly.
Oracle Database running on this system crashed.
Mapped from Controller 1
/export/<Project>/fs1
Mapped from Controller 2
/export/<Project>/fs2
When customer checked the nfs share on the server with showmount -e zfs_ip, they do not see the above shares in the list.
There are other NFS mounts from ZFS to same host didn't have any issues.
Changes
Customer has a script that login to ZFSSA to check and delete old snapshots.
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |