Instance is down ORA-00345 ORA-00312 ORA-27072 Linux-x86_64 Error: 30: Read-only file system (Doc ID 1985774.1)

Last updated on DECEMBER 06, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 and later
Information in this document applies to any platform.
***Checked for relevance on 09-Sep-2016***

Symptoms

Ver- 11.2.0.1 Linux x86-64

Problem:

instance viper was down and I brought it back. But it is interesting to notice the following ORA-errors. Please let me know what solution I can fundamentally solves this problems since I also saw it several times back to 2010...

Sun Mar 01 11:40:17 2015
Errors in file /usr/local/oracle/app/oracle/diag/rdbms/oneders/oneders/trace/oneders_lgwr_24273.trc:
ORA-00345: redo log write error block 65917 count 83
ORA-00312: online log 6 thread 1: '/disk2/oracle/u01/oradata/oneders/redo06.log'
ORA-27072: File I/O error
Linux-x86_64 Error: 30: Read-only file system
Additional information: 4
Additional information: 65917
Additional information: -1
Errors in file /usr/local/oracle/app/oracle/diag/rdbms/oneders/oneders/trace/oneders_lgwr_24273.trc:
ORA-00346: log member marked as STALE and closed
ORA-00312: online log 6 thread 1: '/disk2/oracle/u01/oradata/oneders/redo06.log'

Cause

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