Sun Storage 7000 Unified Storage System: NDMP Snapshots not deleted

Asset ID:	1-72-1575613.1
Update Date:	2018-01-08
Keywords:

Solution Type Problem Resolution Sure

Solution 1575613.1 : Sun Storage 7000 Unified Storage System: NDMP Snapshots not deleted

Applies to:

Sun ZFS Storage 7320 - Version All Versions and later
Sun ZFS Storage 7420 - Version All Versions and later
Sun Storage 7410 Unified Storage System - Version All Versions and later
Sun Storage 7310 Unified Storage System - Version All Versions and later
Sun Storage 7210 Unified Storage System - Version All Versions and later
7000 Appliance OS (Fishworks)

Symptoms

NDMP snapshots are consuming available space.

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Cause

NDMP daemon process (ndmpd) leaking snapshots.

Solution

Update ZFS storage Appliance Firmware to 2011.1.1.0 or later to prevent the problem from occurring in the first place.

It will be necessary to engage Oracle Support via a Service Request to clear the NDMP snapshots.

Recommended actions for the Oracle Support engineer:

Remove the unwanted NDMP snapshots - see the following wiki document:

https://stbeehive.oracle.com/teamcollab/wiki/AmberRoadSupport:How+to+delete+NDMP+snapshots

If you cannot access this document engage NAS Storage-TSC for assistance

Bug 15677852 - SUNBT6995588-SOLARIS_11 ndmpd leaking snapshots when zfs_release fails

References

<BUG:15677852> - SUNBT6995588-SOLARIS_11 NDMPD LEAKING SNAPSHOTS WHEN ZFS_RELEASE FAILS
<NOTE:1387930.1> - Sun Storage 7000 Unified Storage System: How to Troubleshoot NDMP Issues
<NOTE:1395374.1> - Sun Storage 7000 Unified Storage System: Troubleshooting NDMP issues on the ZFS Storage Appliance

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