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Re: [PATCH v6 15/15] scripts/simplebench: add bench_prealloc.py
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From: |
Max Reitz |
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Subject: |
Re: [PATCH v6 15/15] scripts/simplebench: add bench_prealloc.py |
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Date: |
Fri, 25 Sep 2020 13:25:36 +0200 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 |
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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- Re: [PATCH v6 11/15] iotests: add 298 to test new preallocate filter driver, (continued)
[PATCH v6 10/15] iotests: qemu_io_silent: support --image-opts, Vladimir Sementsov-Ogievskiy, 2020/09/18
[PATCH v6 13/15] scripts/simplebench: improve view of ascii table, Vladimir Sementsov-Ogievskiy, 2020/09/18
[PATCH v6 15/15] scripts/simplebench: add bench_prealloc.py, Vladimir Sementsov-Ogievskiy, 2020/09/18
- Re: [PATCH v6 15/15] scripts/simplebench: add bench_prealloc.py,
Max Reitz <=
[PATCH v6 12/15] scripts/simplebench: support iops, Vladimir Sementsov-Ogievskiy, 2020/09/18
[PATCH v6 14/15] scripts/simplebench: improve ascii table: add difference line, Vladimir Sementsov-Ogievskiy, 2020/09/18