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> 	   If CRC check fails during recovery, remember the page in case
> 	   a later CRC for that page properly matches.
>
This commit is contained in:
Bruce Momjian 2005-07-29 16:05:28 +00:00
parent 85e9a5a014
commit f387e0615c
2 changed files with 9 additions and 2 deletions
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6
doc/TODO
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@ -2,7 +2,7 @@
PostgreSQL TODO List PostgreSQL TODO List
==================== ====================
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
Last updated: Thu Jul 28 23:22:50 EDT 2005 Last updated: Fri Jul 29 12:05:22 EDT 2005
The most recent version of this document can be viewed at The most recent version of this document can be viewed at
http://www.postgresql.org/docs/faqs.TODO.html. http://www.postgresql.org/docs/faqs.TODO.html.
@ -938,6 +938,10 @@ Write-Ahead Log
o -Add ability to turn off full page writes o -Add ability to turn off full page writes
o When off, write CRC to WAL and check file system blocks o When off, write CRC to WAL and check file system blocks
on recovery on recovery
If CRC check fails during recovery, remember the page in case
a later CRC for that page properly matches.
o Write full pages during file system write and not when o Write full pages during file system write and not when
the page is modified in the buffer cache the page is modified in the buffer cache

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doc/src/FAQ/TODO.html
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@ -8,7 +8,7 @@
<body bgcolor="#FFFFFF" text="#000000" link="#FF0000" vlink="#A00000" alink="#0000FF"> <body bgcolor="#FFFFFF" text="#000000" link="#FF0000" vlink="#A00000" alink="#0000FF">
<h1><a name="section_1">PostgreSQL TODO List</a></h1> <h1><a name="section_1">PostgreSQL TODO List</a></h1>
<p>Current maintainer: Bruce Momjian (<a href="mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</a>)<br/> <p>Current maintainer: Bruce Momjian (<a href="mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</a>)<br/>
Last updated: Thu Jul 28 23:22:50 EDT 2005 Last updated: Fri Jul 29 12:05:22 EDT 2005
</p> </p>
<p>The most recent version of this document can be viewed at<br/> <p>The most recent version of this document can be viewed at<br/>
<a href="http://www.postgresql.org/docs/faqs.TODO.html">http://www.postgresql.org/docs/faqs.TODO.html</a>. <a href="http://www.postgresql.org/docs/faqs.TODO.html">http://www.postgresql.org/docs/faqs.TODO.html</a>.
@ -848,6 +848,9 @@ first.
<li>-Add ability to turn off full page writes <li>-Add ability to turn off full page writes
</li><li>When off, write CRC to WAL and check file system blocks </li><li>When off, write CRC to WAL and check file system blocks
on recovery on recovery
<p> If CRC check fails during recovery, remember the page in case
a later CRC for that page properly matches.
</p>
</li><li>Write full pages during file system write and not when </li><li>Write full pages during file system write and not when
the page is modified in the buffer cache the page is modified in the buffer cache
<p> This allows most full page writes to happen in the background <p> This allows most full page writes to happen in the background