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Database Crashes With Errors ORA-00221 ORA-00206 ORA-00202 ORA-27063 (Doc ID 1361521.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.


The database shutdown unexpectedly.
The alert log shows errors writing to the control file as below:

Sat Sep 10 00:11:16 2011
Errors in file /prod_PROD2_admin/bdump/prod2_ckpt_3196.trc:
ORA-00221: error on write to controlfile
ORA-00206: error in writing (block 3, # blocks 1) of controlfile
ORA-00202: controlfile: '/prod_PROD2_ctrl02/ctrl2PROD2.ctl'
ORA-27063: skgfospo: number of bytes read/written is incorrect
SVR4 Error: 13: Permission denied
Additional information: -1
Additional information: 8192
Sat Sep 10 00:11:16 2011
CKPT: terminating instance due to error 221
Instance terminated by CKPT, pid = 3196


Performing a backup of the database to off-site media.


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