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| author | Robert Haas <rhaas@postgresql.org> | 2017-08-21 14:43:00 -0400 |
|---|---|---|
| committer | Robert Haas <rhaas@postgresql.org> | 2017-08-21 14:17:39 -0400 |
| commit | 79ccd7cbd5ca44bee0191d12e9e65abf702899e7 (patch) | |
| tree | 61870b5ef1e67989c29ab070c11378e8522330c9 /src/backend/executor/nodeLimit.c | |
| parent | 66ed3829df959adb47f71d7c903ac59f0670f3e1 (diff) | |
| download | postgresql-79ccd7cbd5ca44bee0191d12e9e65abf702899e7.tar.gz postgresql-79ccd7cbd5ca44bee0191d12e9e65abf702899e7.zip | |
pg_prewarm: Add automatic prewarm feature.
Periodically while the server is running, and at shutdown, write out a
list of blocks in shared buffers. When the server reaches consistency
-- unfortunatey, we can't do it before that point without breaking
things -- reload those blocks into any still-unused shared buffers.
Mithun Cy and Robert Haas, reviewed and tested by Beena Emerson,
Amit Kapila, Jim Nasby, and Rafia Sabih.
Discussion: http://postgr.es/m/CAD__OugubOs1Vy7kgF6xTjmEqTR4CrGAv8w+ZbaY_+MZeitukw@mail.gmail.com
Diffstat (limited to 'src/backend/executor/nodeLimit.c')
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