From: Asias He <asias@redhat.com>
To: kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
virtualization@lists.linux-foundation.org
Subject: [PATCH v2 0/3] Improve virtio-blk performance
Date: Mon, 18 Jun 2012 14:53:07 +0800 [thread overview]
Message-ID: <1340002390-3950-1-git-send-email-asias@redhat.com> (raw)
This patchset implements bio-based IO path for virito-blk to improve
performance.
Fio test shows it gives, 28%, 24%, 21%, 16% IOPS boost and 32%, 17%, 21%, 16%
latency improvement for sequential read/write, random read/write respectively.
Asias He (3):
block: Introduce __blk_segment_map_sg() helper
block: Add blk_bio_map_sg() helper
virtio-blk: Add bio-based IO path for virtio-blk
block/blk-merge.c | 117 +++++++++++++++++--------
drivers/block/virtio_blk.c | 203 +++++++++++++++++++++++++++++++++++---------
include/linux/blkdev.h | 2 +
3 files changed, 247 insertions(+), 75 deletions(-)
--
1.7.10.2
next reply other threads:[~2012-06-18 6:53 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-18 6:53 Asias He [this message]
2012-06-18 6:53 ` [PATCH 1/3] block: Introduce __blk_segment_map_sg() helper Asias He
2012-06-18 21:31 ` Tejun Heo
2012-06-19 2:02 ` Asias He
2012-06-19 18:00 ` Tejun Heo
2012-06-18 6:53 ` [PATCH v2 2/3] block: Add blk_bio_map_sg() helper Asias He
2012-06-18 6:53 ` [PATCH 3/3] virtio-blk: Add bio-based IO path for virtio-blk Asias He
2012-06-18 7:46 ` Rusty Russell
2012-06-18 8:03 ` Asias He
2012-06-18 10:05 ` Rusty Russell
2012-06-18 11:14 ` Dor Laor
2012-06-18 11:39 ` Sasha Levin
2012-06-19 2:51 ` Asias He
2012-06-19 6:21 ` Dor Laor
2012-06-20 4:46 ` Asias He
2012-06-21 9:49 ` Dor Laor
2012-07-01 23:54 ` Rusty Russell
[not found] ` <87r4svxcjw.fsf@rustcorp.com.au>
2012-07-02 2:45 ` Asias He
2012-07-02 6:41 ` Rusty Russell
2012-07-03 0:39 ` Asias He
2012-07-04 2:40 ` Rusty Russell
2012-07-06 1:03 ` Asias He
2012-07-03 13:31 ` Paolo Bonzini
[not found] ` <4FF2F417.2010209@redhat.com>
2012-07-03 14:02 ` Asias He
2012-07-03 14:22 ` Ronen Hod
2012-07-03 14:28 ` Dor Laor
2012-07-04 14:10 ` Paolo Bonzini
2012-06-18 21:28 ` Tejun Heo
2012-06-19 2:39 ` Asias He
2012-06-18 10:13 ` Michael S. Tsirkin
2012-06-19 2:21 ` Asias He
2012-06-18 9:37 ` Stefan Hajnoczi
2012-06-18 10:21 ` Michael S. Tsirkin
2012-06-18 10:45 ` Stefan Hajnoczi
2012-06-19 2:30 ` Asias He
2012-06-18 9:14 ` [PATCH v2 0/3] Improve virtio-blk performance Stefan Hajnoczi
2012-06-18 9:39 ` Asias He
2012-06-18 10:58 ` Stefan Hajnoczi
2012-06-19 4:24 ` Asias He
2012-06-19 10:14 ` Stefan Hajnoczi
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