From: Paolo Bonzini <pbonzini@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: aliguori@us.ibm.com, qemu-devel@nongnu.org,
"Michael R. Hines" <mrhines@linux.vnet.ibm.com>,
owasserm@redhat.com, abali@us.ibm.com, mrhines@us.ibm.com,
gokul@us.ibm.com
Subject: Re: [Qemu-devel] [RFC PATCH RDMA support v5: 03/12] comprehensive protocol documentation
Date: Sun, 14 Apr 2013 16:09:36 +0200 [thread overview]
Message-ID: <516AB8A0.3040502@redhat.com> (raw)
In-Reply-To: <20130414115911.GA4923@redhat.com>
Il 14/04/2013 13:59, Michael S. Tsirkin ha scritto:
> > I agree assuming guest has lots of zero pages won't work, but I think
> > you are overstating the importance of overcommit. Let's mark the damn
> > thing as experimental, and stop making perfect the enemy of good.
>
> It looks like we have to decide, before merging, whether migration with
> rdma that breaks overcommit is worth it or not. Since the author made
> it very clear he does not intend to make it work with overcommit, ever.
To me it is very much worth it.
I would like to understand if unregistration would require a protocol
change, but that's really more a curiosity than anything else.
Perhaps it would make sense to make chunk registration permanent only
after the bulk phase. Chunks registered in the bulk phase are not
permanent.
Paolo
next prev parent reply other threads:[~2013-04-14 14:09 UTC|newest]
Thread overview: 97+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-09 3:04 [Qemu-devel] [RFC PATCH RDMA support v5: 00/12] new formal protocol design mrhines
2013-04-09 3:04 ` [Qemu-devel] [RFC PATCH RDMA support v5: 01/12] ./configure with and without --enable-rdma mrhines
2013-04-09 17:05 ` Paolo Bonzini
2013-04-09 18:07 ` Michael R. Hines
2013-04-09 3:04 ` [Qemu-devel] [RFC PATCH RDMA support v5: 02/12] check for CONFIG_RDMA mrhines
2013-04-09 16:46 ` Paolo Bonzini
2013-04-09 3:04 ` [Qemu-devel] [RFC PATCH RDMA support v5: 03/12] comprehensive protocol documentation mrhines
2013-04-10 5:27 ` Michael S. Tsirkin
2013-04-10 13:04 ` Michael R. Hines
2013-04-10 13:34 ` Michael S. Tsirkin
2013-04-10 15:29 ` Michael R. Hines
2013-04-10 17:41 ` Michael S. Tsirkin
2013-04-10 20:05 ` Michael R. Hines
2013-04-11 7:19 ` Michael S. Tsirkin
2013-04-11 13:12 ` Michael R. Hines
2013-04-11 13:48 ` Michael S. Tsirkin
2013-04-11 13:58 ` Michael R. Hines
2013-04-11 14:37 ` Michael S. Tsirkin
2013-04-11 14:50 ` Paolo Bonzini
2013-04-11 14:56 ` Michael S. Tsirkin
2013-04-11 17:49 ` Michael R. Hines
2013-04-11 19:15 ` Michael S. Tsirkin
2013-04-11 20:33 ` Michael R. Hines
2013-04-12 10:48 ` Michael S. Tsirkin
2013-04-12 10:53 ` Paolo Bonzini
2013-04-12 11:25 ` Michael S. Tsirkin
2013-04-12 14:43 ` Paolo Bonzini
2013-04-14 11:59 ` Michael S. Tsirkin
2013-04-14 14:09 ` Paolo Bonzini [this message]
2013-04-14 14:40 ` Michael R. Hines
2013-04-14 14:27 ` Michael R. Hines
2013-04-14 16:03 ` Michael S. Tsirkin
2013-04-14 16:07 ` Michael R. Hines
2013-04-14 16:40 ` Michael R. Hines
2013-04-14 18:30 ` Michael S. Tsirkin
2013-04-14 19:06 ` Michael R. Hines
2013-04-14 21:10 ` Michael S. Tsirkin
2013-04-15 1:06 ` Michael R. Hines
2013-04-15 6:00 ` Michael S. Tsirkin
2013-04-15 13:07 ` Michael R. Hines
2013-04-15 22:20 ` Michael S. Tsirkin
2013-04-15 8:28 ` Paolo Bonzini
2013-04-15 13:08 ` Michael R. Hines
2013-04-15 8:26 ` Paolo Bonzini
2013-04-12 13:47 ` Michael R. Hines
2013-04-14 8:28 ` Michael S. Tsirkin
2013-04-14 14:31 ` Michael R. Hines
2013-04-14 18:51 ` Michael S. Tsirkin
2013-04-14 19:43 ` Michael R. Hines
2013-04-14 21:16 ` Michael S. Tsirkin
2013-04-15 1:10 ` Michael R. Hines
2013-04-15 6:10 ` Michael S. Tsirkin
2013-04-15 8:34 ` Paolo Bonzini
2013-04-15 13:24 ` Michael R. Hines
2013-04-15 13:30 ` Paolo Bonzini
2013-04-15 19:55 ` Michael R. Hines
2013-04-11 15:01 ` Michael R. Hines
2013-04-11 15:18 ` Michael R. Hines
2013-04-11 15:33 ` Paolo Bonzini
2013-04-11 15:46 ` Michael S. Tsirkin
2013-04-11 15:47 ` Paolo Bonzini
2013-04-11 15:58 ` Michael S. Tsirkin
2013-04-11 16:06 ` Michael R. Hines
2013-04-12 5:10 ` Michael R. Hines
2013-04-12 5:26 ` Paolo Bonzini
2013-04-12 5:54 ` Michael R. Hines
2013-04-11 15:44 ` Michael S. Tsirkin
2013-04-11 16:09 ` Michael R. Hines
2013-04-11 17:04 ` Michael S. Tsirkin
2013-04-11 17:27 ` Michael R. Hines
2013-04-11 16:13 ` Michael R. Hines
2013-04-09 3:04 ` [Qemu-devel] [RFC PATCH RDMA support v5: 04/12] introduce qemu_ram_foreach_block() mrhines
2013-04-09 3:04 ` [Qemu-devel] [RFC PATCH RDMA support v5: 05/12] core RDMA migration logic w/ new protocol mrhines
2013-04-09 16:57 ` Paolo Bonzini
2013-04-09 3:04 ` [Qemu-devel] [RFC PATCH RDMA support v5: 06/12] connection-establishment for RDMA mrhines
2013-04-09 3:04 ` [Qemu-devel] [RFC PATCH RDMA support v5: 07/12] additional savevm.c accessors " mrhines
2013-04-09 17:03 ` Paolo Bonzini
2013-04-09 17:31 ` Peter Maydell
2013-04-09 18:04 ` Michael R. Hines
2013-04-09 3:04 ` [Qemu-devel] [RFC PATCH RDMA support v5: 08/12] new capabilities added and check for QMP string 'rdma' mrhines
2013-04-09 17:01 ` Paolo Bonzini
2013-04-10 1:11 ` Michael R. Hines
2013-04-10 8:07 ` Paolo Bonzini
2013-04-10 10:35 ` Michael S. Tsirkin
2013-04-10 12:24 ` Michael R. Hines
2013-04-09 17:02 ` Paolo Bonzini
2013-04-09 3:04 ` [Qemu-devel] [RFC PATCH RDMA support v5: 09/12] transmit pc.ram using RDMA mrhines
2013-04-09 16:50 ` Paolo Bonzini
2013-04-09 3:04 ` [Qemu-devel] [RFC PATCH RDMA support v5: 10/12] new header file prototypes for savevm.c mrhines
2013-04-09 16:43 ` Paolo Bonzini
2013-04-09 3:04 ` [Qemu-devel] [RFC PATCH RDMA support v5: 11/12] update schema to define new capabilities mrhines
2013-04-09 16:43 ` Paolo Bonzini
2013-04-09 3:04 ` [Qemu-devel] [RFC PATCH RDMA support v5: 12/12] don't set nonblock on invalid file descriptor mrhines
2013-04-09 16:45 ` Paolo Bonzini
2013-04-09 4:24 ` [Qemu-devel] [RFC PATCH RDMA support v5: 00/12] new formal protocol design Michael R. Hines
2013-04-09 12:44 ` Michael S. Tsirkin
2013-04-09 14:23 ` Michael R. Hines
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