Your patch has been added to the PostgreSQL unapplied patches list at:
http://momjian.postgresql.org/cgi-bin/pgpatches
It will be applied as soon as one of the PostgreSQL committers reviews
and approves it.
---------------------------------------------------------------------------
Jeff Davis wrote:
> On Thu, 2007-03-22 at 16:43 -0400, Bruce Momjian wrote:
> > Will use '16' rather than '100'.
> >
> > Your patch has been added to the PostgreSQL unapplied patches list at:
> >
> > http://momjian.postgresql.org/cgi-bin/pgpatches
> >
> > It will be applied as soon as one of the PostgreSQL committers reviews
> > and approves it.
> >
>
> Here is the latest version, which includes the change to report every 16
> pages.
>
> This patch has the following improvements:
>
> * reporting interval to 16 pages
> * rearranges the scan location tracing output to work regardless of the
> reporting interval. Previously it did not trace the output correctly if
> the logging interval was not an even multiple of the reporting interval
> * GUC trace_sync_seqscan=<bool> now controls whether the DEBUG output
> is generated or not. If this is true, a lot of logging output will be
> generated at DEBUG3.
> * You can set sync_seqscan_threshold=<-1.0 ... 100.0>. Positive values
> are treated as a fraction of NBuffers. Negative values disable sync
> scans.
>
> Still TODO:
>
> * Publish my test results (I've collected much of the raw data already
> on this version of the patch)
> * SGML documentation (after we stabilize the GUC names and meanings)
> * Possibly remove sync_seqscan_threshold=<real> and instead use a
> simple enable/disable boolean that sets the threshold at a constant
> fraction of NBuffers (most likely the same fraction as Simon's recycle
> buffers patch)
>
> Regards,
> Jeff Davis
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--
Bruce Momjian <[EMAIL PROTECTED]> http://momjian.us
EnterpriseDB http://www.enterprisedb.com
+ If your life is a hard drive, Christ can be your backup. +
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