Status Of Redo Log Files In Oracle

Managing the Redo Log


Oracle Database assigns each redo log file a new log sequence number every time a log switch occurs and LGWR begins writing to it. When the database archives ...

Redo Log Group Status - Ask TOM


Aug 2, 2017 ... Redo Log Group Status Hi Oracle Experts,Can you please let me know ... using group #1 -- SQL> alter system switch logfile; System altered.



V$LOG ... V$LOG displays log file information from the control file. ... Log status: UNUSED - Online redo log has never been written to. This is the state of ...

Oracle Monitoring Redo Log Status


USED. · CURRENT. Indicates a valid log that is in use. · ACTIVE. Indicates a valid log file that is not currently in use. · CLEARING. Indicates a log is being re- ...



Oct 16, 2017 ... REDOLOG FILE MANAGEMENT ... This redlog files having different status, the following diagram shows the status or state of redolog files. Unused: ...

v$log : How redo log file can have a status ACTIVE and be already ...


Jul 28, 2010 ... Oracle Database uses only one redo log files at a time to store redo records written from the redo log buffer. The redo log file that LGWR is ...

Active status of redo log – About Oracle and more


May 3, 2016 ... ACTIVE/INACTIVE is about having data changes (dirty buffers) protected by redo in that particular redolog file still not flushed to disk.

INVALID redo log after creating a new group member — oracle-tech


Mar 11, 2011 ... Redo Log Files have status INVALID, this is completely normal behavior. INVALID status will be cleared when those Redo Log Files will be ...

Find redo log members / redo log file size / redo log status | deveshdba


Aug 22, 2016 ... Find redo log file members. SQL> col member format a50 SQL> select GROUP#,TYPE,MEMBER from v$logfile; GROUP# TYPE MEMBER ...

Recovering After the Loss of Online Redo Log Files: Scenarios


Locate the filename of the lost redo log in V$LOGFILE and then look for the group number corresponding to it. · Determine which groups are active. · If the ...

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