From: Max Reitz <mreitz@redhat.com>
To: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>,
qemu-block@nongnu.org
Cc: fam@euphon.net, kwolf@redhat.com, qemu-devel@nongnu.org,
armbru@redhat.com, stefanha@redhat.com, den@openvz.org
Subject: Re: [PATCH v6 15/15] scripts/simplebench: add bench_prealloc.py
Date: Fri, 25 Sep 2020 13:25:36 +0200 [thread overview]
Message-ID: <112daa42-4c3c-feee-26f8-718996c35bc5@redhat.com> (raw)
In-Reply-To: <20200918181951.21752-16-vsementsov@virtuozzo.com>
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On 18.09.20 20:19, Vladimir Sementsov-Ogievskiy wrote:
> Benchmark for new preallocate filter.
>
> Example usage:
> ./bench_prealloc.py ../../build/qemu-img \
> ssd-ext4:/path/to/mount/point \
> ssd-xfs:/path2 hdd-ext4:/path3 hdd-xfs:/path4
>
> The benchmark shows performance improvement (or degradation) when use
> new preallocate filter with qcow2 image.
>
> Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
> ---
> scripts/simplebench/bench_prealloc.py | 128 ++++++++++++++++++++++++++
> 1 file changed, 128 insertions(+)
> create mode 100755 scripts/simplebench/bench_prealloc.py
Reviewed-by: Max Reitz <mreitz@redhat.com>
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prev parent reply other threads:[~2020-09-25 11:26 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-18 18:19 [PATCH v6 00/15] preallocate filter Vladimir Sementsov-Ogievskiy
2020-09-18 18:19 ` [PATCH v6 01/15] block: simplify comment to BDRV_REQ_SERIALISING Vladimir Sementsov-Ogievskiy
2020-09-28 15:34 ` Alberto Garcia
2020-09-18 18:19 ` [PATCH v6 02/15] block/io.c: drop assertion on double waiting for request serialisation Vladimir Sementsov-Ogievskiy
2020-09-18 18:19 ` [PATCH v6 03/15] block/io: split out bdrv_find_conflicting_request Vladimir Sementsov-Ogievskiy
2020-09-18 18:19 ` [PATCH v6 04/15] block/io: bdrv_wait_serialising_requests_locked: drop extra bs arg Vladimir Sementsov-Ogievskiy
2020-09-18 18:19 ` [PATCH v6 05/15] block: bdrv_mark_request_serialising: split non-waiting function Vladimir Sementsov-Ogievskiy
2020-09-18 18:19 ` [PATCH v6 06/15] block: introduce BDRV_REQ_NO_WAIT flag Vladimir Sementsov-Ogievskiy
2020-09-18 18:19 ` [PATCH v6 07/15] block: bdrv_check_perm(): process children anyway Vladimir Sementsov-Ogievskiy
2020-09-24 14:25 ` Max Reitz
2020-09-24 14:55 ` Vladimir Sementsov-Ogievskiy
2020-09-18 18:19 ` [PATCH v6 08/15] block: introduce preallocate filter Vladimir Sementsov-Ogievskiy
2020-09-24 16:50 ` Max Reitz
2020-09-24 17:36 ` Vladimir Sementsov-Ogievskiy
2020-09-18 18:19 ` [PATCH v6 09/15] qemu-io: add preallocate mode parameter for truncate command Vladimir Sementsov-Ogievskiy
2020-09-24 17:08 ` Max Reitz
2020-09-18 18:19 ` [PATCH v6 10/15] iotests: qemu_io_silent: support --image-opts Vladimir Sementsov-Ogievskiy
2020-09-25 7:10 ` Max Reitz
2020-09-18 18:19 ` [PATCH v6 11/15] iotests: add 298 to test new preallocate filter driver Vladimir Sementsov-Ogievskiy
2020-09-25 8:26 ` Max Reitz
2020-09-25 8:49 ` Vladimir Sementsov-Ogievskiy
2020-09-25 9:11 ` Max Reitz
2020-09-25 15:11 ` Vladimir Sementsov-Ogievskiy
2020-09-25 15:32 ` Vladimir Sementsov-Ogievskiy
2020-10-01 7:40 ` Max Reitz
2020-10-01 8:41 ` Thomas Huth
2020-09-18 18:19 ` [PATCH v6 12/15] scripts/simplebench: support iops Vladimir Sementsov-Ogievskiy
2020-09-25 8:54 ` Max Reitz
2020-09-18 18:19 ` [PATCH v6 13/15] scripts/simplebench: improve view of ascii table Vladimir Sementsov-Ogievskiy
2020-09-25 9:31 ` Max Reitz
2020-09-25 16:58 ` Vladimir Sementsov-Ogievskiy
2020-09-18 18:19 ` [PATCH v6 14/15] scripts/simplebench: improve ascii table: add difference line Vladimir Sementsov-Ogievskiy
2020-09-25 10:24 ` Max Reitz
2020-09-25 17:13 ` Vladimir Sementsov-Ogievskiy
2020-10-01 8:22 ` Max Reitz
2020-09-18 18:19 ` [PATCH v6 15/15] scripts/simplebench: add bench_prealloc.py Vladimir Sementsov-Ogievskiy
2020-09-25 11:25 ` Max Reitz [this message]
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