From: "Michael S. Tsirkin" <mst-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: "Michael R. Hines"
<mrhines-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
Cc: Roland Dreier <roland-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Jason Gunthorpe
<jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>,
Sean Hefty <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
Hal Rosenstock
<hal.rosenstock-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Yishai Hadas <yishaih-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
Christoph Lameter <cl-vYTEC60ixJUAvxtiuMwx3w@public.gmane.org>,
"linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
LKML <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
qemu-devel-qX2TKyscuCcdnm+yROfE0A@public.gmane.org
Subject: Re: [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag
Date: Tue, 9 Apr 2013 23:34:09 +0300 [thread overview]
Message-ID: <20130409203409.GA9246@redhat.com> (raw)
In-Reply-To: <515F3160.4020007-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
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.
--
MST
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WARNING: multiple messages have this Message-ID (diff)
From: "Michael S. Tsirkin" <mst@redhat.com>
To: "Michael R. Hines" <mrhines@linux.vnet.ibm.com>
Cc: Roland Dreier <roland@kernel.org>,
Jason Gunthorpe <jgunthorpe@obsidianresearch.com>,
Sean Hefty <sean.hefty@intel.com>,
Hal Rosenstock <hal.rosenstock@gmail.com>,
Yishai Hadas <yishaih@mellanox.com>,
Christoph Lameter <cl@linux.com>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
qemu-devel@nongnu.org
Subject: Re: [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag
Date: Tue, 9 Apr 2013 23:34:09 +0300 [thread overview]
Message-ID: <20130409203409.GA9246@redhat.com> (raw)
In-Reply-To: <515F3160.4020007@linux.vnet.ibm.com>
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.
--
MST
WARNING: multiple messages have this Message-ID (diff)
From: "Michael S. Tsirkin" <mst@redhat.com>
To: "Michael R. Hines" <mrhines@linux.vnet.ibm.com>
Cc: Roland Dreier <roland@kernel.org>,
qemu-devel@nongnu.org,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
Yishai Hadas <yishaih@mellanox.com>,
LKML <linux-kernel@vger.kernel.org>,
Hal Rosenstock <hal.rosenstock@gmail.com>,
Jason Gunthorpe <jgunthorpe@obsidianresearch.com>,
Sean Hefty <sean.hefty@intel.com>,
Christoph Lameter <cl@linux.com>
Subject: Re: [Qemu-devel] [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag
Date: Tue, 9 Apr 2013 23:34:09 +0300 [thread overview]
Message-ID: <20130409203409.GA9246@redhat.com> (raw)
In-Reply-To: <515F3160.4020007@linux.vnet.ibm.com>
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.
--
MST
next prev parent reply other threads:[~2013-04-09 20:34 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-24 15:51 [PATCHv2] rdma: add a new IB_ACCESS_GIFT flag Michael S. Tsirkin
2013-03-24 15:51 ` [Qemu-devel] " Michael S. Tsirkin
2013-04-02 15:51 ` Michael S. Tsirkin
2013-04-02 15:51 ` [Qemu-devel] " Michael S. Tsirkin
[not found] ` <20130402155104.GA27382-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-04-02 16:57 ` Roland Dreier
2013-04-02 16:57 ` [Qemu-devel] " Roland Dreier
2013-04-02 16:57 ` Roland Dreier
[not found] ` <CAL1RGDUe1=Xd1mpNajiLY08fJ+gBKAMDGeX3SVkS+egOQyiCxQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-02 17:05 ` Michael S. Tsirkin
2013-04-02 17:05 ` [Qemu-devel] " Michael S. Tsirkin
2013-04-02 17:05 ` Michael S. Tsirkin
2013-04-02 22:17 ` Michael R. Hines
2013-04-02 22:17 ` [Qemu-devel] " Michael R. Hines
2013-04-02 22:17 ` Michael R. Hines
[not found] ` <20130402170521.GA30295-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-04-03 16:07 ` Michael S. Tsirkin
2013-04-03 16:07 ` [Qemu-devel] " Michael S. Tsirkin
2013-04-03 16:07 ` Michael S. Tsirkin
[not found] ` <20130324155153.GA8597-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-04-05 20:17 ` Michael R. Hines
2013-04-05 20:17 ` [Qemu-devel] " Michael R. Hines
2013-04-05 20:17 ` Michael R. Hines
2013-04-05 20:43 ` Roland Dreier
2013-04-05 20:43 ` [Qemu-devel] " Roland Dreier
2013-04-05 20:54 ` Michael R. Hines
2013-04-05 20:54 ` [Qemu-devel] " Michael R. Hines
[not found] ` <515F3A0F.5030507-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2013-04-09 16:39 ` Michael S. Tsirkin
2013-04-09 16:39 ` [Qemu-devel] " Michael S. Tsirkin
2013-04-09 16:39 ` Michael S. Tsirkin
[not found] ` <20130409163929.GA7661-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-04-09 17:56 ` Michael R. Hines
2013-04-09 17:56 ` [Qemu-devel] " Michael R. Hines
2013-04-09 17:56 ` Michael R. Hines
[not found] ` <51645630.3030608-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2013-04-09 19:00 ` Michael S. Tsirkin
2013-04-09 19:00 ` [Qemu-devel] " Michael S. Tsirkin
2013-04-09 19:00 ` Michael S. Tsirkin
[not found] ` <CAL1RGDU2jtrRrxi6srsH_ADiYGvJbCpCT3UvoLGTX3cvQ=s0kQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-05 20:51 ` Michael R. Hines
2013-04-05 20:51 ` [Qemu-devel] " Michael R. Hines
2013-04-05 20:51 ` Michael R. Hines
[not found] ` <515F3948.40205-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2013-04-05 21:03 ` Roland Dreier
2013-04-05 21:03 ` [Qemu-devel] " Roland Dreier
2013-04-05 21:03 ` Roland Dreier
[not found] ` <CAG4TOxPNHZadLjq6-HuOExf1XXLO6AYyvRQ1L09i6qVeA5dbLQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-05 21:32 ` Michael R. Hines
2013-04-05 21:32 ` [Qemu-devel] " Michael R. Hines
2013-04-05 21:32 ` Michael R. Hines
[not found] ` <515F42EE.8060203-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2013-04-09 19:03 ` Michael S. Tsirkin
2013-04-09 19:03 ` [Qemu-devel] " Michael S. Tsirkin
2013-04-09 19:03 ` Michael S. Tsirkin
[not found] ` <20130409190350.GB8212-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-04-10 1:26 ` Michael R. Hines
2013-04-10 1:26 ` [Qemu-devel] " Michael R. Hines
2013-04-10 1:26 ` Michael R. Hines
2013-04-10 3:24 ` Michael S. Tsirkin
2013-04-10 3:24 ` [Qemu-devel] " Michael S. Tsirkin
2013-04-10 3:24 ` Michael S. Tsirkin
[not found] ` <20130410032449.GA12777-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-04-10 4:32 ` Michael R. Hines
2013-04-10 4:32 ` [Qemu-devel] " Michael R. Hines
2013-04-10 4:32 ` Michael R. Hines
[not found] ` <5164EB5F.80403-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2013-04-10 5:32 ` Michael S. Tsirkin
2013-04-10 5:32 ` [Qemu-devel] " Michael S. Tsirkin
2013-04-10 5:32 ` Michael S. Tsirkin
2013-04-10 15:48 ` Michael R. Hines
2013-04-10 15:48 ` [Qemu-devel] " Michael R. Hines
[not found] ` <516589C8.1040606-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2013-04-10 15:05 ` Michael S. Tsirkin
2013-04-10 15:05 ` [Qemu-devel] " Michael S. Tsirkin
2013-04-10 15:05 ` Michael S. Tsirkin
[not found] ` <20130410150539.GA24381-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-04-10 16:28 ` Michael R. Hines
2013-04-10 16:28 ` [Qemu-devel] " Michael R. Hines
2013-04-10 16:28 ` Michael R. Hines
2013-04-09 19:09 ` Michael S. Tsirkin
2013-04-09 19:09 ` [Qemu-devel] " Michael S. Tsirkin
2013-04-09 19:09 ` Michael S. Tsirkin
2013-04-09 19:12 ` Michael S. Tsirkin
2013-04-09 19:12 ` [Qemu-devel] " Michael S. Tsirkin
2013-04-09 19:12 ` Michael S. Tsirkin
[not found] ` <515F3160.4020007-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2013-04-09 20:34 ` Michael S. Tsirkin [this message]
2013-04-09 20:34 ` [Qemu-devel] " Michael S. Tsirkin
2013-04-09 20:34 ` Michael S. Tsirkin
[not found] ` <20130409203409.GA9246-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-04-09 20:37 ` Michael S. Tsirkin
2013-04-09 20:37 ` [Qemu-devel] " Michael S. Tsirkin
2013-04-09 20:37 ` Michael S. Tsirkin
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