SuperCluster - "ORA-27086: Unable To Lock File - Already In Use" When Starting Database Zone. (Doc ID 1905417.1)

Last updated on JULY 06, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 to 12.1.0.2 [Release 11.2 to 12.1]
Oracle SuperCluster M6-32 Hardware - Version All Versions to All Versions [Release All Releases]
Oracle SuperCluster T5-8 Full Rack - Version All Versions to All Versions [Release All Releases]
Oracle SuperCluster T5-8 Half Rack - Version All Versions to All Versions [Release All Releases]
SPARC SuperCluster T4-4 - Version All Versions to All Versions [Release All Releases]
Information in this document applies to any platform.

Symptoms

Trying to start database in a Solaris 11.1 SuperCluster Zone, Alert log shows the following:

ORA-00210: cannot open the specified control file
ORA-00202: control file: '/u02/app/oracle/product/<dbname>/oradata/<instance_name>/control02.ctl'
ORA-27086: unable to lock file - already in use

Cause

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