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| author | Thomas Munro <tmunro@postgresql.org> | 2019-03-14 10:25:27 +1300 |
|---|---|---|
| committer | Thomas Munro <tmunro@postgresql.org> | 2019-03-14 10:59:33 +1300 |
| commit | c6c9474aafa4de357ae424cd18b69e8bf7a4babe (patch) | |
| tree | 99d567cf37361f559828c2240fc93989a2124f76 /contrib/jsonb_plpython/jsonb_plpython2u.control | |
| parent | 5655565c077c53b6e9b4b9bfcdf96439cf3af065 (diff) | |
| download | postgresql-c6c9474aafa4de357ae424cd18b69e8bf7a4babe.tar.gz postgresql-c6c9474aafa4de357ae424cd18b69e8bf7a4babe.zip | |
Use condition variables to wait for checkpoints.
Previously we used a polling/sleeping loop to wait for checkpoints
to begin and end, which leads to up to a couple hundred milliseconds
of needless thumb-twiddling. Use condition variables instead.
Author: Thomas Munro
Reviewed-by: Andres Freund
Discussion: https://postgr.es/m/CA%2BhUKGLY7sDe%2Bbg1K%3DbnEzOofGoo4bJHYh9%2BcDCXJepb6DQmLw%40mail.gmail.com
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