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Oracle database fails to be opened with the error "unable to lock file - already in use"

Views:
215
Visibility:
Public
Votes:
0
Category:
data-ontap-8
Specialty:
nfs
Last Updated:

Applies to

  • Data ONTAP 7-mode
  • NFS
  • Oracle hosts

Issue

Oracle database fails to be opened with the error "unable to lock file - already in use"

Example:

ALTER DATABASE MOUNT
ORA-00210: cannot open the specified control file
ORA-00202:control file:'/oradata2/datafile/UCND0005/controlfile/control02.ctl'
ORA-27086: unable to lock file - already in use

 

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