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| author |   Joe Thornber <ejt@redhat.com> | 2015-05-27 15:39:45 +0100 |
|---|---|---|
| committer |   Mike Snitzer <snitzer@redhat.com> | 2015-06-11 17:13:00 -0400 |
| commit | 88bf5184fa5861e766e39fd34fc6d21557ac7be8 (patch) | |
| tree | 5cbb1ffbcc0b8e7f648f2b65e93b834cb1a02b8b /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | dm cache: add stochastic-multi-queue (smq) policy (diff) | |
| download | linux-dev-88bf5184fa5861e766e39fd34fc6d21557ac7be8.tar.xz linux-dev-88bf5184fa5861e766e39fd34fc6d21557ac7be8.zip | |
dm cache: wake the worker thread every time we free a migration object
When the cache is idle, writeback work was only being issued every
second. With this change outstanding writebacks are streamed
constantly. This offers a writeback performance improvement.
Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions