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| author | Joe Thornber <ejt@redhat.com> | 2017-11-09 11:16:56 -0500 |
|---|---|---|
| committer | Mike Snitzer <snitzer@redhat.com> | 2017-11-10 15:45:04 -0500 |
| commit | 8ee18ede74328906b692403fadb2658cf56f26b3 (patch) | |
| tree | 1375974603c46a625bfba2f01920a8480443a80d /drivers/md/dm-cache-policy-smq.c | |
| parent | 64748b1645b81399d01ad86657c5bbe097c1701c (diff) | |
| download | linux-stable-8ee18ede74328906b692403fadb2658cf56f26b3.tar.gz linux-stable-8ee18ede74328906b692403fadb2658cf56f26b3.tar.bz2 linux-stable-8ee18ede74328906b692403fadb2658cf56f26b3.zip | |
dm cache policy smq: change max background work from 10240 to 4096 blocks
10240 blocks was too much, lowering this reduces the latency of copying
and consumes less memory.
Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-cache-policy-smq.c')
| -rw-r--r-- | drivers/md/dm-cache-policy-smq.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/dm-cache-policy-smq.c b/drivers/md/dm-cache-policy-smq.c index 99fae819a0e7..58be846ba5b9 100644 --- a/drivers/md/dm-cache-policy-smq.c +++ b/drivers/md/dm-cache-policy-smq.c @@ -1789,7 +1789,7 @@ static struct dm_cache_policy *__smq_create(dm_cblock_t cache_size, mq->next_hotspot_period = jiffies; mq->next_cache_period = jiffies; - mq->bg_work = btracker_create(10240); /* FIXME: hard coded value */ + mq->bg_work = btracker_create(4096); /* FIXME: hard coded value */ if (!mq->bg_work) goto bad_btracker; |