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From: <wang.yong155@zte.com.cn>
To: pbonzini@redhat.com
Cc: stefanha@redhat.com, jasowang@redhat.com,
	marcandre.lureau@gmail.com, zhang.zhanghailiang@huawei.com,
	zhangchen.fnst@cn.fujitsu.com, lizhijian@cn.fujitsu.com,
	qemu-devel@nongnu.org, wang.guang55@zte.com.cn
Subject: Re: [Qemu-devel] [PATCHv2 02/04] colo-compare: Processpactkets in the IOThreadofthe primary
Date: Tue, 25 Jul 2017 09:02:59 +0800 (CST)	[thread overview]
Message-ID: <201707250902596770211@zte.com.cn> (raw)

>On 24/07/2017 12:38, wang.yong155@zte.com.cn wrote:

>> finally use g_main_loop_run to replace aio_poll  in the

>> iothread_run function.

>

>That would make the performance of virtio-blk with iothreads worse,

>unfortunately.  aio_poll is much more optimized than g_main_loop_run.

Hi Paolo,

Any other good idea to achieve this?




Thanks




>

>Paolo

>

>> After that IOThread

>> runs the GMainContext event loop,chardev and IOThread can work together.

>> 

>> How about it? If feasible, I will try to submit 












原始邮件



发件人： <pbonzini@redhat.com>
收件人：王勇10170530 <stefanha@redhat.com> <jasowang@redhat.com> <marcandre.lureau@gmail.com>
抄送人： <zhang.zhanghailiang@huawei.com> <zhangchen.fnst@cn.fujitsu.com> <lizhijian@cn.fujitsu.com> <qemu-devel@nongnu.org>王广10165992
日 期 ：2017年07月24日 19:59
主 题 ：Re: [PATCHv2 02/04] colo-compare: Processpactkets in the IOThreadofthe primary





On 24/07/2017 12:38, wang.yong155@zte.com.cn wrote:
> finally use g_main_loop_run to replace aio_poll  in the
> iothread_run function.

That would make the performance of virtio-blk with iothreads worse,
unfortunately.  aio_poll is much more optimized than g_main_loop_run.

Paolo

> After that IOThread
> runs the GMainContext event loop,chardev and IOThread can work together.
> 
> How about it? If feasible, I will try to submit a patch.

             reply	other threads:[~2017-07-25  1:03 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-25  1:02 wang.yong155 [this message]
2017-07-27  7:47 ` [Qemu-devel] [PATCHv2 02/04] colo-compare: Processpactkets in the IOThreadofthe primary Zhang Chen
2017-07-28  0:25   ` Fam Zheng
2017-08-01 10:25     ` Paolo Bonzini
2017-08-01 14:52       ` Fam Zheng

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