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Add URL for async I/O:
> http://archives.postgresql.org/pgsql-hackers/2006-10/msg00820.php
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doc/TODO
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PostgreSQL TODO List
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PostgreSQL TODO List
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====================
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====================
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Current maintainer: Bruce Momjian (bruce@momjian.us)
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Current maintainer: Bruce Momjian (bruce@momjian.us)
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Last updated: Thu Oct 19 15:58:38 EDT 2006
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Last updated: Sat Oct 21 13:31:12 EDT 2006
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The most recent version of this document can be viewed at
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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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http://www.postgresql.org/docs/faqs.TODO.html.
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@ -1203,6 +1203,7 @@ Miscellaneous Performance
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Async I/O allows multiple I/O requests to be sent to the disk with
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Async I/O allows multiple I/O requests to be sent to the disk with
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results coming back asynchronously.
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results coming back asynchronously.
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http://archives.postgresql.org/pgsql-hackers/2006-10/msg00820.php
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* Use mmap() rather than SYSV shared memory or to write WAL files?
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* Use mmap() rather than SYSV shared memory or to write WAL files?
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@ -8,7 +8,7 @@
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<body bgcolor="#FFFFFF" text="#000000" link="#FF0000" vlink="#A00000" alink="#0000FF">
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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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<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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<p>Current maintainer: Bruce Momjian (<a href="mailto:bruce@momjian.us">bruce@momjian.us</a>)<br/>
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Last updated: Thu Oct 19 15:58:38 EDT 2006
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Last updated: Sat Oct 21 13:31:12 EDT 2006
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</p>
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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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<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>.
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<a href="http://www.postgresql.org/docs/faqs.TODO.html">http://www.postgresql.org/docs/faqs.TODO.html</a>.
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@ -1086,6 +1086,7 @@ first.
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<li>Do async I/O for faster random read-ahead of data
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<li>Do async I/O for faster random read-ahead of data
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<p> Async I/O allows multiple I/O requests to be sent to the disk with
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<p> Async I/O allows multiple I/O requests to be sent to the disk with
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results coming back asynchronously.
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results coming back asynchronously.
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<a href="http://archives.postgresql.org/pgsql-hackers/2006-10/msg00820.php">http://archives.postgresql.org/pgsql-hackers/2006-10/msg00820.php</a>
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</p>
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</p>
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</li><li>Use mmap() rather than SYSV shared memory or to write WAL files?
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</li><li>Use mmap() rather than SYSV shared memory or to write WAL files?
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<p> This would remove the requirement for SYSV SHM but would introduce
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<p> This would remove the requirement for SYSV SHM but would introduce
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