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| -rw-r--r-- | doc/TODO | 19 | ||||
| -rw-r--r-- | doc/src/FAQ/TODO.html | 18 |
2 files changed, 23 insertions, 14 deletions
@@ -1,7 +1,7 @@ PostgreSQL TODO List ==================== Current maintainer: Bruce Momjian (bruce@momjian.us) -Last updated: Tue Mar 18 19:32:48 EDT 2008 +Last updated: Tue Mar 18 19:35:12 EDT 2008 The most recent version of this document can be viewed at http://www.postgresql.org/docs/faqs.TODO.html. @@ -1630,13 +1630,18 @@ Miscellaneous Performance http://archives.postgresql.org/pgsql-general/2007-02/msg00493.php -* Experiment with multi-threaded backend better resource utilization +* Experiment with multi-threaded backend better I/O utilization - This would allow a single query to make use of multiple CPU's or - multiple I/O channels simultaneously. One idea is to create a - background reader that can pre-fetch sequential and index scan - pages needed by other backends. This could be expanded to allow - concurrent reads from multiple devices in a partitioned table. + This would allow a single query to make use of multiple I/O channels + simultaneously. One idea is to create a background reader that can + pre-fetch sequential and index scan pages needed by other backends. + This could be expanded to allow concurrent reads from multiple devices + in a partitioned table. + +* Experiment with multi-threaded backend better CPU utilization + + This would allow several CPUs to be used for a single query, such as + for sorting or query execution. * Consider increasing the minimum allowed number of shared buffers diff --git a/doc/src/FAQ/TODO.html b/doc/src/FAQ/TODO.html index 4255c6a0b16..6088559bbd9 100644 --- a/doc/src/FAQ/TODO.html +++ b/doc/src/FAQ/TODO.html @@ -8,7 +8,7 @@ <body bgcolor="#FFFFFF" text="#000000" link="#FF0000" vlink="#A00000" alink="#0000FF"> <h1><a name="section_1">PostgreSQL TODO List</a></h1> <p>Current maintainer: Bruce Momjian (<a href="mailto:bruce@momjian.us">bruce@momjian.us</a>)<br/> -Last updated: Tue Mar 18 19:32:48 EDT 2008 +Last updated: Tue Mar 18 19:35:12 EDT 2008 </p> <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>. @@ -1415,12 +1415,16 @@ first. There is also a developer's wiki at<br/> </p> <p> <a href="http://archives.postgresql.org/pgsql-general/2007-02/msg00493.php">http://archives.postgresql.org/pgsql-general/2007-02/msg00493.php</a> </p> - </li><li>Experiment with multi-threaded backend better resource utilization -<p> This would allow a single query to make use of multiple CPU's or - multiple I/O channels simultaneously. One idea is to create a - background reader that can pre-fetch sequential and index scan - pages needed by other backends. This could be expanded to allow - concurrent reads from multiple devices in a partitioned table. + </li><li>Experiment with multi-threaded backend better I/O utilization +<p> This would allow a single query to make use of multiple I/O channels + simultaneously. One idea is to create a background reader that can + pre-fetch sequential and index scan pages needed by other backends. + This could be expanded to allow concurrent reads from multiple devices + in a partitioned table. +</p> + </li><li>Experiment with multi-threaded backend better CPU utilization +<p> This would allow several CPUs to be used for a single query, such as + for sorting or query execution. </p> </li><li>Consider increasing the minimum allowed number of shared buffers <p> <a href="http://archives.postgresql.org/pgsql-bugs/2008-02/msg00157.php">http://archives.postgresql.org/pgsql-bugs/2008-02/msg00157.php</a> |