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< * Consider use of open/fcntl(O_DIRECT) to minimize OS caching
> * Consider use of open/fcntl(O_DIRECT) to minimize OS caching,
>   especially for WAL writes
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Bruce Momjian 2005-02-21 04:58:52 +00:00
parent 99bf6a1634
commit d5b98e4ce0
1 changed files with 3 additions and 2 deletions
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@ -2,7 +2,7 @@
TODO list for PostgreSQL
========================
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
Last updated: Mon Feb 14 22:54:13 EST 2005
Last updated: Sun Feb 20 23:58:46 EST 2005
The most recent version of this document can be viewed at the PostgreSQL web
site, http://www.PostgreSQL.org.
@ -674,7 +674,8 @@ Cache
backends that also have the file open, and the feature is not supported
on all operating systems.
* Consider use of open/fcntl(O_DIRECT) to minimize OS caching
* Consider use of open/fcntl(O_DIRECT) to minimize OS caching,
especially for WAL writes
* Cache last known per-tuple offsets to speed long tuple access
While column offsets are already cached, the cache can not be used if