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Re: [Qemu-devel] [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag |
Date: |
Tue, 9 Apr 2013 23:37:00 +0300 |
On Tue, Apr 09, 2013 at 11:34:09PM +0300, Michael S. Tsirkin wrote:
> On Fri, Apr 05, 2013 at 04:17:36PM -0400, Michael R. Hines wrote:
> > The userland part of the patch was missing (IBV_ACCESS_GIFT).
> >
> > I added flag that to /usr/include in addition to this patch and did
> > a test RDMA migrate and it seems to work without any problems.
> >
> > I also removed the IBV_*_WRITE flags on the sender-side and
> > activated cgroups with the "memory.memsw.limit_in_bytes" activated
> > and the migration with RDMA also succeeded without any problems
> > (both with *and* without GIFT also worked).
> >
> > Any additional tests you would like?
> >
> >
> > - Michael
>
> RDMA can't really work with swap so not sure how that's relevant.
>
> Please check memory.usage_in_bytes - is it lower with
> the GIFT flag? I think this is what we really care about.
oh and no reason to set memsw.limit_in_bytes I think.
> --
> MST
- Re: [Qemu-devel] [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag, (continued)
- Re: [Qemu-devel] [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag, Michael S. Tsirkin, 2013/04/09
- Re: [Qemu-devel] [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag, Michael R. Hines, 2013/04/05
- Re: [Qemu-devel] [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag, Michael S. Tsirkin, 2013/04/09
- Re: [Qemu-devel] [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag, Michael R. Hines, 2013/04/09
- Re: [Qemu-devel] [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag, Michael S. Tsirkin, 2013/04/09
- Re: [Qemu-devel] [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag, Michael S. Tsirkin, 2013/04/09
Re: [Qemu-devel] [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag, Michael S. Tsirkin, 2013/04/09
- Re: [Qemu-devel] [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag,
Michael S. Tsirkin <=