Oracle ZFS Storage Appliance: Oracle Secure Backup to NDMP File Service - 'failed to rename'

Asset ID:	1-72-2150334.1
Update Date:	2018-01-05
Keywords:

Solution Type Problem Resolution Sure

Solution 2150334.1 : Oracle ZFS Storage Appliance: Oracle Secure Backup to NDMP File Service - 'failed to rename' - Due to Permission Problem

Applies to:

Sun ZFS Backup Appliance - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Storage ZS3-4 - 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 ZS3-2 - Version All Versions to All Versions [Release All Releases]
Sun ZFS Storage 7420 - Version All Versions to All Versions [Release All Releases]
7000 Appliance OS (Fishworks)

Symptoms

Backup of OSB Catalog to the ZFS Appliance completed with 'failed to rename' due to permission problem:

ob> catxcr 2.1
2016/04/19.07:45:59 ______________________________________________________________________
2016/04/19.07:45:59
2016/04/19.07:45:59 Transcript for job 2.1 running on hostname
---lines removed---
Dumping all files in /usr/etc/ob
Error: failed to rename /export/osb/diskpool1/dpool1/active/0b3e08c8-e789-1033-8446-90e2ba6c6a9c.osb to /export/osb/diskpool1/dpool1/0b3e08c8-e789-1033-8446-90e2ba6c6a9c.osb - permission problem (NDMP client)

Backup complete on Tue Apr 19 2016 at 07:45:59
---lines removed---

Cause

Insufficient permission when creating ZFS Appliance NDMP file services directory.

OSB creates backup image file in a sub directory (active) and moves/rename the image file to another directory.

The rename operation fails resulting in backup failure.

Debug.sys :

Apr 19 21:45:59 host /usr/lib/ndmp/ndmpd[2809]: [ID 828132 daemon.error] [23] Directory already exists
Apr 19 21:45:59 host /usr/lib/ndmp/ndmpd[2809]: [ID 828132 daemon.error] [23] Permissions denied

ndmplog.0 :

2016-04-19T21:45:59+0000 [23] -------- file_server initiated --------
2016-04-19T21:45:59+0000 [23] IP 10.147.9.162 port 53851
2016-04-19T21:45:59+0000 [23] sin: port 55426 addr 10.144.3.21
2016-04-19T21:45:59+0000 [23] file server connection established by 10.144.3.21:55426
2016-04-19T21:45:59+0000 [23] -------- file_server initiated --------
2016-04-19T21:45:59+0000 [23] IP 10.147.9.162 port 44287
2016-04-19T21:45:59+0000 [23] sin: port 37527 addr 10.144.3.21
2016-04-19T21:45:59+0000 [23] file server connection established by 10.144.3.21:37527
2016-04-19T21:45:59+0000 [23] *** E R R O R *** [ndmpd_file_rename_v4ext:1432]:Permissions denied

Solution

Upgrade to Appliance Firmware Release 2013.1.5.2 (AK8.5.2) or later.

References

<BUG:20743075> - OSB CLIENT BACKUP TO ZFSDISK REPORT PERMISSION PROBLEM - FAILED TO RENAME
<BUG:20818426> - FILE SERVICE CREATES DIRECTORIES WITHOUT EXECUTE PERMISSION

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