pgsql-server/doc TODO

Started by Bruce Momjianover 22 years ago3 messagescomitters
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#1Bruce Momjian
bruce@momjian.us

CVSROOT: /cvsroot
Module name: pgsql-server
Changes by: momjian@svr1.postgresql.org 03/11/11 20:25:35

Modified files:
doc : TODO

Log message:
Update:

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* Add free-behind capability for large sequential scans (fadvise)

#2Neil Conway
neilc@samurai.com
In reply to: Bruce Momjian (#1)
Re: pgsql-server/doc TODO

momjian@svr1.postgresql.org (Bruce Momjian) writes:

* Add free-behind capability for large sequential scans
* (fadvise)

This isn't really what posix_fadvise() is intended for, I believe (or
rather, I can't figure out a way for us to be able to use it in that
manner). Check the posix_fadvise() discussion on -hackers for more
details.

-Neil

#3Bruce Momjian
bruce@momjian.us
In reply to: Neil Conway (#2)
Re: pgsql-server/doc TODO

Neil Conway wrote:

momjian@svr1.postgresql.org (Bruce Momjian) writes:

* Add free-behind capability for large sequential scans
* (fadvise)

This isn't really what posix_fadvise() is intended for, I believe (or
rather, I can't figure out a way for us to be able to use it in that
manner). Check the posix_fadvise() discussion on -hackers for more
details.

Yes, I guess it should be "Better inform kernel on which pages to
cache". Is that right?

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