ORA-27125: "Failed to allocate segment: (size 4096K, pagesize 4096K )" Errors on Solaris 11 and Unable to Start the Database (Doc ID 2082573.1)

Last updated on DECEMBER 08, 2015

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 and later
Oracle Solaris on SPARC (64-bit)

Symptoms

Instance startup fails with errors like below in the alert log and trace:

Thu Oct 22 15:24:41 2015
  PAGESIZE AVAILABLE_PAGES EXPECTED_PAGES ALLOCATED_PAGES ERROR(s)
Thu Oct 22 15:24:41 2015
  4096K Configured 66 65 ORA-27125

Shared memory segment allocated: shmid: 2030043325 size: 260046848 bytes pagesize: 4194304 startaddr: 400000000
sskgm_action: locking osm segment addr 440000000 length 8388608 bytes
sskgmlosm: locking osm segment addr 440000000 length 8388608 bytes
Shared memory segment allocated: shmid: 2030043326 size: 8388608 bytes pagesize: 4194304 startaddr: 440000000
ORA-27125: Failed to allocate segment: (size 4096K, pagesize 4096K

 

Changes

Stopped and tried to restart the instance.

 

Cause

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