| commit | 6953d920784466dfaea77f7cfd23df2ad8b772a0 | |
| author | Denis V. Lunev <den@openvz.org> | |
| Tue, 28 Apr 2015 07:46:55 +0000 (28 10:46 +0300) | ||
| committer | Stefan Hajnoczi <stefanha@redhat.com> | |
| Fri, 22 May 2015 08:37:32 +0000 (22 09:37 +0100) | ||
| tree | 987aaf142c6275442e925970298a36cbdd762f38 | treesnapshot (tar.gz zip) |
| parent | a6be831e99f89d72a8c4a114347d5512c326af29 | commitdiff |
block/parallels: improve image reading performance
Try to perform IO for the biggest continuous block possible.
The performance for sequential read is increased from 220 Mb/sec to
360 Mb/sec for continous image on my SSD HDD.
Signed-off-by: Denis V. Lunev <den@openvz.org>
Reviewed-by: Roman Kagan <rkagan@parallels.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Roman Kagan <rkagan@parallels.com>
Message-id: 1430207220-24458-23-git-send-email-den@openvz.org
CC: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Try to perform IO for the biggest continuous block possible.
The performance for sequential read is increased from 220 Mb/sec to
360 Mb/sec for continous image on my SSD HDD.
Signed-off-by: Denis V. Lunev <den@openvz.org>
Reviewed-by: Roman Kagan <rkagan@parallels.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Roman Kagan <rkagan@parallels.com>
Message-id: 1430207220-24458-23-git-send-email-den@openvz.org
CC: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
| block/parallels.c | diffblobblamehistory |