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< * Improve SMP performance on i386 machines
> * -Improve SMP performance on i386 machines
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Bruce Momjian 2005-04-23 21:38:42 +00:00
parent 9b5b9616f4
commit bb62899db5
2 changed files with 4 additions and 4 deletions
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doc/TODO
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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: Sat Apr 23 17:25:48 EDT 2005 Last updated: Sat Apr 23 17:38:41 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.
@ -785,7 +785,7 @@ Locking
while on non-SMP machines, the backend should sleep so the process while on non-SMP machines, the backend should sleep so the process
holding the lock can complete and release it. holding the lock can complete and release it.
* Improve SMP performance on i386 machines * -Improve SMP performance on i386 machines
i386-based SMP machines can generate excessive context switching i386-based SMP machines can generate excessive context switching
caused by lock failure in high concurrency situations. This may be caused by lock failure in high concurrency situations. This may be

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doc/src/FAQ/TODO.html
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<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: Sat Apr 23 17:25:48 EDT 2005 Last updated: Sat Apr 23 17:38:41 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>.
@ -718,7 +718,7 @@ first.
while on non-SMP machines, the backend should sleep so the process while on non-SMP machines, the backend should sleep so the process
holding the lock can complete and release it. holding the lock can complete and release it.
</p> </p>
</li><li>Improve SMP performance on i386 machines </li><li>-Improve SMP performance on i386 machines
<p> i386-based SMP machines can generate excessive context switching <p> i386-based SMP machines can generate excessive context switching
caused by lock failure in high concurrency situations. This may be caused by lock failure in high concurrency situations. This may be
caused by CPU cache line invalidation inefficiencies. caused by CPU cache line invalidation inefficiencies.