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PostgreSQL TODO List
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====================
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Current maintainer: Bruce Momjian (bruce@momjian.us)
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- Last updated: Tue Jul 17 20:15:52 EDT 2007
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+ Last updated: Wed Aug 1 19:13:20 EDT 2007
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The most recent version of this document can be viewed at
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http://www.postgresql.org/docs/faqs.TODO.html.
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rotation to fsync again. One idea is to write the WAL to different
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offsets that might reduce the rotational delay.
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- * Allow buffered WAL writes and fsync
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-
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- Instead of guaranteeing recovery of all committed transactions, this
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- would provide improved performance by delaying WAL writes and fsync
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- so an abrupt operating system restart might lose a few seconds of
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- committed transactions but still be consistent. We could perhaps
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- remove the 'fsync' parameter (which results in an an inconsistent
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- database) in favor of this capability.
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-
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+ * -Allow buffered WAL writes and fsync
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* Allow WAL logging to be turned off for a table, but the table
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might be dropped or truncated during crash recovery [walcontrol]
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< body bgcolor ="#FFFFFF " text ="#000000 " link ="#FF0000 " vlink ="#A00000 " alink ="#0000FF ">
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< h1 > < a name ="section_1 "> PostgreSQL TODO List</ a > </ h1 >
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< p > Current maintainer: Bruce Momjian (< a href ="mailto:bruce@momjian.us "> bruce@momjian.us</ a > )< br />
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- Last updated: Tue Jul 17 20:15:52 EDT 2007
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+ Last updated: Wed Aug 1 19:13:20 EDT 2007
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</ p >
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< p > The most recent version of this document can be viewed at< br />
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< a href ="http://www.postgresql.org/docs/faqs.TODO.html "> http://www.postgresql.org/docs/faqs.TODO.html</ a > .
@@ -1182,14 +1182,7 @@ <h1><a name="section_18">Write-Ahead Log</a></h1>
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rotation to fsync again. One idea is to write the WAL to different
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offsets that might reduce the rotational delay.
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</ p >
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- </ li > < li > Allow buffered WAL writes and fsync
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- < p > Instead of guaranteeing recovery of all committed transactions, this
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- would provide improved performance by delaying WAL writes and fsync
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- so an abrupt operating system restart might lose a few seconds of
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- committed transactions but still be consistent. We could perhaps
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- remove the 'fsync' parameter (which results in an an inconsistent
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- database) in favor of this capability.
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- </ p >
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+ </ li > < li > -< em > Allow buffered WAL writes and fsync</ em >
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</ li > < li > Allow WAL logging to be turned off for a table, but the table
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might be dropped or truncated during crash recovery [< a href ="http://momjian.postgresql.org/cgi-bin/pgtodo?walcontrol "> walcontrol</ a > ]
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< p > Allow tables to bypass WAL writes and just fsync() dirty pages on
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