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| author | Thomas Munro <tmunro@postgresql.org> | 2021-03-12 23:56:02 +1300 |
|---|---|---|
| committer | Thomas Munro <tmunro@postgresql.org> | 2021-03-12 23:56:02 +1300 |
| commit | 1b88b8908e751271933c076234fa085cda251421 (patch) | |
| tree | 1c915dc03ca34d4e91c3bc88a1161eb5e820b33e /src/backend/parser/parse_utilcmd.c | |
| parent | 519e4c9ee21a656879123f4843f1d8d60cb71536 (diff) | |
| download | postgresql-1b88b8908e751271933c076234fa085cda251421.tar.gz postgresql-1b88b8908e751271933c076234fa085cda251421.zip | |
Specialize checkpointer sort functions.
When sorting a potentially large number of dirty buffers, the
checkpointer can benefit from a faster sort routine. One reported
improvement on a large buffer pool system was 1.4s -> 0.6s.
Reviewed-by: Andres Freund <andres@anarazel.de>
Discussion: https://postgr.es/m/CA%2BhUKGJ2-eaDqAum5bxhpMNhvuJmRDZxB_Tow0n-gse%2BHG0Yig%40mail.gmail.com
Diffstat (limited to 'src/backend/parser/parse_utilcmd.c')
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