RMAN and/or Datapump Export Backup fails with ORA-27086 on NFS / NAS (Doc ID 1187014.1)

Last updated on JULY 03, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 to 11.2.0.1.0 [Release 10.2 to 11.2]
Information in this document applies to any platform.
***Checked for relevance on 15-Apr-2014***


Symptoms

RMAN and/or Datapump Export Backup to NFS fails with ORA-27086 error.

The error stack looks like the following (exact error stack / messages depend on OS platform):

RMAN BACKUP Error Stack Example:

Starting Control File Autobackup at 20-AUG-10
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03009: failure of Control File Autobackup command on ORA_DISK_1 channel at 08/20/2010 12:05:47
ORA-01580: error creating control backup file /backups/u01/fs/bkp/fs1/rman_snapshot_controlfile_fs1.f
ORA-27086: unable to lock file - already in use
HPUX-ia64 Error: 22: Invalid argument
Additional information: 9
Additional information: 22


OR

RMAN-10038: database session for channel default terminated unexpectedly
ORACLE error from target database:
ORA-03127: no new operations allowed until the active operation ends


Datapump Export Backup Error Stack Example:

Export: Release 10.2.0.4.0 - 64bit Production on Monday, 23 August, 2010 20:14:51

Copyright (c) 2003, 2007, Oracle. All rights reserved.

Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
ORA-39001: invalid argument value
ORA-39000: bad dump file specification
ORA-31641: unable to create dump file "/backups/u01/fs/exp/fs1/fs1_expdp/fs1_expdp01.20100823_201451.dmp"
ORA-27086: unable to lock file - already in use
HPUX-ia64 Error: 22: Invalid argument
Additional information: 9
Additional information: 22



Changes

RMAN and/or Datapump Export is taken on a NFS / NAS storage.

Cause

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