I'm running Oracle 9i on Windows 2000. I found the below messages in the Alertlog and LGWR logs. The Oracle instance shut down because of those errors. Any ideas? All the online redo files are in place.
*** 2004-11-10 02:00:58.000 *** SESSION ID:(3.1) 2004-11-10 02:00:58.000 ORA-00321: log 3 of thread 1, cannot update log file header ORA-00312: online log 3 thread 1: 'E:ORACLEORADATADMDBxFREDO03.LOG' ORA-27091: skgfqio: unable to queue I/O ORA-27041: unable to open file OSD-04002: unable to open file O/S-Error: (OS 32) The process cannot access the file because it is being used by another process. error 321 detected in background process ORA-00321: log 3 of thread 1, cannot update log file header
This was first published in November 2004