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authorJoe Thornber <ejt@redhat.com>2013-03-01 22:45:51 +0000
committerAlasdair G Kergon <agk@redhat.com>2013-03-01 22:45:51 +0000
commitf283635281132af7bc7b90af3c105b8c0f73b9c7 (patch)
tree5ea66de48bc1f93a34b301986fa5455e53ac5a4c /Documentation/device-mapper/kcopyd.txt
parentc6b4fcbad044e6fffcc75bba160e720eb8d67d17 (diff)
dm cache: add mq policy
A cache policy that uses a multiqueue ordered by recent hit count to select which blocks should be promoted and demoted. This is meant to be a general purpose policy. It prioritises reads over writes. Signed-off-by: Joe Thornber <ejt@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com>
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