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qemu-img bench: Sequential writes

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This extends qemu-img bench with an option that makes it use sequential
writes instead of reads for the test run.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Denis V. Lunev <den@openvz.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Kevin Wolf 2015-07-10 18:09:18 +02:00
parent b6133b8c68
commit b6495fa849
3 changed files with 44 additions and 11 deletions
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4
qemu-img-cmds.hx
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@ -10,9 +10,9 @@ STEXI
ETEXI
DEF("bench", img_bench,
"bench [-c count] [-d depth] [-f fmt] [-n] [-q] [-s buffer_size] [-t cache] filename")
"bench [-c count] [-d depth] [-f fmt] [-n] [--pattern=pattern] [-q] [-s buffer_size] [-t cache] [-w] filename")
STEXI
@item bench [-c @var{count}] [-d @var{depth}] [-f @var{fmt}] [-n] [-q] [-s @var{buffer_size}] [-t @var{cache}] @var{filename}
@item bench [-c @var{count}] [-d @var{depth}] [-f @var{fmt}] [-n] [--pattern=@var{pattern}] [-q] [-s @var{buffer_size}] [-t @var{cache}] [-w] @var{filename}
ETEXI
DEF("check", img_check,