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Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration
From: |
Zhao Yan |
Subject: |
Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration |
Date: |
Wed, 20 Feb 2019 21:04:58 -0500 |
User-agent: |
Mutt/1.9.4 (2018-02-28) |
> >
> > > 5) About log sync, why not register log_global_start/stop in
> > vfio_memory_listener?
> > >
> > >
> > seems log_global_start/stop cannot be iterately called in pre-copy phase?
> > for dirty pages in system memory, it's better to transfer dirty data
> > iteratively to reduce down time, right?
> >
>
> We just need invoking only once for start and stop logging. Why we need to
> call
> them literately? See memory_listener of vhost.
>
the dirty pages in system memory produces by device is incremental.
if it can be got iteratively, the dirty pages in stop-and-copy phase can be
minimal.
:)
> Regards,
> -Gonglei
- Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration, (continued)
Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration, Gonglei (Arei), 2019/02/20
- Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration, Zhao Yan, 2019/02/20
- Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration, Gonglei (Arei), 2019/02/20
- Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration, Zhao Yan, 2019/02/20
- Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration, Gonglei (Arei), 2019/02/20
- Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration, Zhao Yan, 2019/02/20
- Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration, Gonglei (Arei), 2019/02/21
Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration,
Zhao Yan <=
Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration, Gonglei (Arei), 2019/02/20
Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration, Zhao Yan, 2019/02/20
Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration, Gonglei (Arei), 2019/02/21
Re: [Qemu-devel] [PATCH 0/5] QEMU VFIO live migration, Alex Williamson, 2019/02/21