From: Paolo Bonzini <pbonzini@redhat.com>
To: Lei Li <lilei@linux.vnet.ibm.com>
Cc: aarcange@redhat.com, aliguori@us.ibm.com, quintela@redhat.com,
qemu-devel@nongnu.org, mrhines@linux.vnet.ibm.com,
mdroth@linux.vnet.ibm.com, lagarcia@br.ibm.com,
rcj@linux.vnet.ibm.com
Subject: Re: [Qemu-devel] [PATCH 0/17 v2] Localhost migration with side channel for ram
Date: Thu, 24 Oct 2013 15:17:52 +0100 [thread overview]
Message-ID: <52692C10.3080604@redhat.com> (raw)
In-Reply-To: <1382412341-1173-1-git-send-email-lilei@linux.vnet.ibm.com>
Il 22/10/2013 04:25, Lei Li ha scritto:
> This patch series tries to introduce a mechanism using side
> channel pipe for RAM via SCM_RIGHTS with unix domain socket
> protocol migration.
>
> This side channel is used for the page flipping by vmsplice,
> which is the internal mechanism for localhost migration that
> we are trying to add to QEMU. The backgroud info and previous
> patch series for reference,
>
> Localhost migration
> http://lists.nongnu.org/archive/html/qemu-devel/2013-08/msg02916.html
>
> migration: Introduce side channel for RAM
> http://lists.gnu.org/archive/html/qemu-devel/2013-09/msg04043.html
>
> I have picked patches from the localhost migration series and rebased
> it on the series of side channel, now it is a complete series that
> passed the basic test.
>
> Please let me know if there is anything needs to be fixed or improved.
> Your suggestions and comments are very welcome, and thanks for Paolo
> for his review and useful suggestions.
Thanks to you for listening. :)
What is performance like? How much downtime do you get as the guest
size increases?
Paolo
next prev parent reply other threads:[~2013-10-24 14:18 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-22 3:25 [Qemu-devel] [PATCH 0/17 v2] Localhost migration with side channel for ram Lei Li
2013-10-22 3:25 ` [Qemu-devel] [PATCH 01/17] rename is_active to is_block_active Lei Li
2013-10-24 13:46 ` Paolo Bonzini
2013-10-25 4:10 ` Lei Li
2013-10-22 3:25 ` [Qemu-devel] [PATCH 02/17] QAPI: introduce magration capability unix_page_flipping Lei Li
2013-10-24 13:52 ` Paolo Bonzini
2013-10-25 4:11 ` Lei Li
2013-10-22 3:25 ` [Qemu-devel] [PATCH 03/17] migration: add migrate_unix_page_flipping() Lei Li
2013-10-24 13:54 ` Paolo Bonzini
2013-10-22 3:25 ` [Qemu-devel] [PATCH 04/17] qmp-command.hx: add missing docs for migration capabilites Lei Li
2013-10-24 13:57 ` Paolo Bonzini
2013-10-25 4:11 ` Lei Li
2013-10-22 3:25 ` [Qemu-devel] [PATCH 05/17] migration-local: add QEMUFileLocal with socket based QEMUFile Lei Li
2013-10-22 3:25 ` [Qemu-devel] [PATCH 06/17] migration-local: introduce qemu_fopen_socket_local() Lei Li
2013-10-22 3:25 ` [Qemu-devel] [PATCH 07/17] migration-local: add send_pipefd() Lei Li
2013-10-22 3:25 ` [Qemu-devel] [PATCH 08/17] migration-local: add recv_pipefd() Lei Li
2013-10-22 3:25 ` [Qemu-devel] [PATCH 09/17] migration-local: override before_ram_iterate to send pipefd Lei Li
2013-10-24 14:07 ` Paolo Bonzini
2013-10-25 4:16 ` Lei Li
2013-10-25 4:38 ` Lei Li
2013-10-25 7:23 ` Paolo Bonzini
2013-10-25 12:15 ` Lei Li
2013-10-22 3:25 ` [Qemu-devel] [PATCH 10/17] migration-local: override save_page for page transmit Lei Li
2013-10-22 3:25 ` [Qemu-devel] [PATCH 11/17] savevm: adjust ram_control_save_page for page flipping Lei Li
2013-10-24 14:09 ` Paolo Bonzini
2013-10-22 3:25 ` [Qemu-devel] [PATCH 12/17] migration-local: override hook_ram_load Lei Li
2013-10-24 14:06 ` Paolo Bonzini
2013-10-22 3:25 ` [Qemu-devel] [PATCH 13/17] migration-unix: replace qemu_fopen_socket with qemu_fopen_socket_local Lei Li
2013-10-24 14:10 ` Paolo Bonzini
2013-10-25 4:18 ` Lei Li
2013-10-22 3:25 ` [Qemu-devel] [PATCH 14/17] add new RanState RAN_STATE_FLIPPING_MIGRATE Lei Li
2013-10-22 3:51 ` Eric Blake
2013-10-22 6:28 ` Lei Li
2013-10-22 8:10 ` Eric Blake
2013-10-24 14:11 ` Paolo Bonzini
2013-10-24 14:16 ` Paolo Bonzini
2013-10-24 14:13 ` Paolo Bonzini
2013-10-25 4:30 ` Lei Li
2013-10-25 7:31 ` Paolo Bonzini
2013-10-25 12:16 ` Lei Li
2013-10-22 3:25 ` [Qemu-devel] [PATCH 15/17] migration-unix: page flipping support on unix outgoing Lei Li
2013-10-22 3:25 ` [Qemu-devel] [PATCH 16/17] migration: adjust migration_thread() process for page flipping Lei Li
2013-10-24 14:15 ` Paolo Bonzini
2013-10-25 4:33 ` Lei Li
2013-10-22 3:25 ` [Qemu-devel] [PATCH 17/17] hmp: better format for info migrate_capabilities Lei Li
2013-10-24 14:17 ` Paolo Bonzini
2013-10-24 14:17 ` Paolo Bonzini [this message]
2013-10-25 5:58 ` [Qemu-devel] [PATCH 0/17 v2] Localhost migration with side channel for ram Lei Li
2013-10-25 7:30 ` Paolo Bonzini
2013-10-25 9:12 ` Anthony Liguori
2013-10-25 12:24 ` Lei Li
2013-11-21 8:45 ` Lei Li
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