From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
To: Daniel Cho <danielcho@qnap.com>,
chen.zhang@intel.com, zhang.zhanghailiang@huawei.com
Cc: qemu-devel@nongnu.org
Subject: Re: The issues about architecture of the COLO checkpoint
Date: Tue, 11 Feb 2020 17:47:56 +0000 [thread overview]
Message-ID: <20200211174756.GA2798@work-vm> (raw)
In-Reply-To: <CA+XQNE44kZjcw=0dtzaS4HwbPcRG6GpcQ3g3QfL5VS84EBWS_g@mail.gmail.com>
cc'ing in COLO people:
* Daniel Cho (danielcho@qnap.com) wrote:
> Hi everyone,
> We have some issues about setting COLO feature. Hope somebody could
> give us some advice.
>
> Issue 1:
> We dynamic to set COLO feature for PVM(2 core, 16G memory), but the
> Primary VM will pause a long time(based on memory size) for waiting SVM
> start. Does it have any idea to reduce the pause time?
>
>
> Issue 2:
> In https://github.com/qemu/qemu/blob/master/migration/colo.c#L503,
> could we move start_vm() before Line 488? Because at first checkpoint PVM
> will wait for SVM's reply, it cause PVM stop for a while.
>
> We set the COLO feature on running VM, so we hope the running VM could
> continuous service for users.
> Do you have any suggestions for those issues?
>
> Best regards,
> Daniel Cho
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK
next prev parent reply other threads:[~2020-02-11 17:50 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-11 6:30 The issues about architecture of the COLO checkpoint Daniel Cho
2020-02-11 17:47 ` Dr. David Alan Gilbert [this message]
2020-02-12 3:18 ` Zhanghailiang
2020-02-12 5:45 ` Zhang, Chen
2020-02-12 8:37 ` Daniel Cho
2020-02-13 1:45 ` Zhanghailiang
2020-02-13 2:10 ` Zhang, Chen
2020-02-13 2:17 ` Zhang, Chen
2020-02-13 3:02 ` Daniel Cho
2020-02-13 10:37 ` Dr. David Alan Gilbert
2020-02-15 3:35 ` Daniel Cho
2020-02-17 1:25 ` Zhanghailiang
2020-02-17 5:36 ` Zhang, Chen
2020-02-18 9:22 ` Daniel Cho
2020-02-20 3:07 ` Zhang, Chen
2020-02-20 3:49 ` Daniel Cho
2020-02-20 3:51 ` Daniel Cho
2020-02-20 19:43 ` Dr. David Alan Gilbert
2020-02-24 6:57 ` Zhanghailiang
2020-02-23 18:43 ` Zhang, Chen
2020-02-24 7:14 ` Daniel Cho
2020-03-04 7:44 ` Zhang, Chen
2020-03-06 15:22 ` Lukas Straub
2020-03-12 16:39 ` Dr. David Alan Gilbert
2020-03-17 8:32 ` Zhang, Chen
2020-02-13 0:57 ` Zhanghailiang
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