| commit | a8cd1eba6135e086109e2b94bf96deb17456ede8 | [log] [tgz] |
|---|---|---|
| author | Joe Thornber <ejt@redhat.com> | Thu May 11 05:07:34 2017 -0400 |
| committer | Mike Snitzer <snitzer@redhat.com> | Sun May 14 21:54:32 2017 -0400 |
| tree | 4c77d6484c743c7cbd8b0138e336cb229b7194bf | |
| parent | 072792dcdfc8d5f91a26050e5665285f50afebf5 [diff] |
dm cache policy smq: only demote entries in bottom half of the clean multiqueue Heavy IO load may mean there are very few clean blocks in the cache, and we risk demoting entries that get hit a lot. Signed-off-by: Joe Thornber <ejt@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>