Docs for the log archiving feature are incorrect

Bug #1227611 reported by Alexey Kopytov
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Percona Server moved to https://jira.percona.com/projects/PS
Fix Released
Medium
Hrvoje Matijakovic
5.1
Invalid
Undecided
Unassigned
5.5
Invalid
Undecided
Unassigned
5.6
Fix Released
Medium
Hrvoje Matijakovic

Bug Description

I know that the log archiving documentation is incomplete, but the following statements from http://www.mysqlperformanceblog.com/2013/06/03/percona-server-5-6-11-60-3-first-release-candidate-now-available/ are incorrect:

"When log archiving is enabled, instead of rotating through log files, XtraDB will create a new one."

It doesn't do log archiving instead of rotating through log files (i.e. normal redo log writing), but it duplicates all redo log writes in a separate set of files in addition to normal redo log writing, creating new files as necessary.

"There will always be one spare log file so that transactions are never stalled at log file rotation."

That was a part of the initial implementation, but does no longer apply.

Tags: doc

Related branches

tags: added: doc
Revision history for this message
Shahriyar Rzayev (rzayev-sehriyar) wrote :

Percona now uses JIRA for bug reports so this bug report is migrated to: https://jira.percona.com/browse/PS-1420

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