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< * Allow buffered WAL writes and fsync
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Bruce Momjian
2007-08-01 23:13:31 +00:00
parent 4a78cdeb6b
commit c441e26ee8
2 changed files with 4 additions and 19 deletions
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@ -1,7 +1,7 @@
PostgreSQL TODO List
====================
Current maintainer: Bruce Momjian (bruce@momjian.us)
Last updated: Tue Jul 17 20:15:52 EDT 2007
Last updated: Wed Aug 1 19:13:20 EDT 2007
The most recent version of this document can be viewed at
http://www.postgresql.org/docs/faqs.TODO.html.
@ -1330,15 +1330,7 @@ Write-Ahead Log
rotation to fsync again. One idea is to write the WAL to different
offsets that might reduce the rotational delay.
* Allow buffered WAL writes and fsync
Instead of guaranteeing recovery of all committed transactions, this
would provide improved performance by delaying WAL writes and fsync
so an abrupt operating system restart might lose a few seconds of
committed transactions but still be consistent. We could perhaps
remove the 'fsync' parameter (which results in an an inconsistent
database) in favor of this capability.
* -Allow buffered WAL writes and fsync
* Allow WAL logging to be turned off for a table, but the table
might be dropped or truncated during crash recovery [walcontrol]