From: Evanzhang <Evanzhang@archeros.com>
To: qemu-devel@nongnu.org, qemu-block@nongnu.org
Cc: jsnow@redhat.com, vsementsov@yandex-team.ru, kwolf@redhat.com,
hreitz@redhat.com, Evanzhang <Evanzhang@archeros.com>
Subject: [PATCH v1] block/stream:add flush l2_table_cache, ensure data integrity
Date: Mon, 24 Jul 2023 15:30:03 +0800 [thread overview]
Message-ID: <cover.1690166344.git.Evanzhang@archeros.com> (raw)
Verification steps:
1.qemu-img create -f qcow2 data1.img 10M
qemu-img create -f qcow2 -b data1.img data1.qcow2
2.write 1M data to data1.img
3.create vm use data1.qcow2 as the data disk
/usr/libexec/qemu-kvm -M pc,accel=kvm -smp 4 -cpu host -m 4g -drive
file=./centos_7.5_64_20200603.qcow2,if=none,id=drive-virtio0,cache=none,
aio=native -device virtio-blk-pci,drive=drive-virtio0,id=virtio0 -drive
file=./data1.qcow2,if=none,id=drive-virtio1,cache=none,l2-cache-size=
1048576,aio=native -device virtio-blk-pci,drive=drive-virtio1,id=virtio1
-vnc :101 -qmp stdio
4.{"execute": "block-stream", "arguments":{"device":"drive-virtio1"}}
5.kill -9 $(pidof qemu-kvm)
6.md5sum data1.img data1.qcow2,check if it is the same
Evanzhang (1):
block/stream:add flush l2_table_cache,ensure data integrity
block/stream.c | 6 ++++++
1 file changed, 6 insertions(+)
--
2.9.5
next reply other threads:[~2023-07-24 14:01 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-24 7:30 Evanzhang [this message]
2023-07-24 7:30 ` [PATCH v1] block/stream:add flush l2_table_cache, ensure data integrity Evanzhang
2023-07-25 14:25 ` [PATCH v1] block/stream:add flush l2_table_cache,ensure " Vladimir Sementsov-Ogievskiy
2023-07-25 15:13 ` Denis V. Lunev
2023-07-25 16:38 ` Vladimir Sementsov-Ogievskiy
2023-07-26 7:04 ` 回复: " 张承
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