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(parent: da6a42c) | patch
dm cache background tracker: limit amount of background work that may be issued at...
authorJoe Thornber <ejt@redhat.com>
Wed, 8 Nov 2017 11:41:43 +0000 (06:41 -0500)
committerMike Snitzer <snitzer@redhat.com>
Fri, 10 Nov 2017 20:45:03 +0000 (15:45 -0500)
commite889c470ace01cc4cfc9150f9970fdd2af054f9a
treeaa903c1a0cc40df6b51f61b8a595c897c52f7697tree | snapshot
parentda6a42cade8fb8a2e059b18621fe789d07f3614acommit | diff
dm cache background tracker: limit amount of background work that may be issued at once

On large systems the cache policy can be over enthusiastic and queue far
too much dirty data to be written back.  This consumes memory.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
drivers/md/dm-cache-background-tracker.c diff | blob | history
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