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Diffstat (limited to 'doc/TODO')
| -rw-r--r-- | doc/TODO | 19 |
1 files changed, 12 insertions, 7 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 |