diff options
| author | Corrado Zoccolo <[email protected]> | 2009-12-06 11:48:52 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@carl.(none)> | 2009-12-09 12:32:55 +0100 |
| commit | 573412b29586e58477adb70e022193a337763319 (patch) | |
| tree | 757ebcc4da3ba7b8d8beb8e8e0ff6a4fe4428f52 /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | 2b876f95d03e226394b5d360c86127cbefaf614b (diff) | |
cfq-iosched: reduce write depth only if sync was delayed
The introduction of ramp-up formula for async queue depths has
slowed down dirty page reclaim, by reducing async write performance.
This patch makes sure the formula kicks in only when sync request
was recently delayed.
Signed-off-by: Corrado Zoccolo <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions