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From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
To: "Li, Liang Z" <liang.z.li@intel.com>
Cc: "Zhang, Yang Z" <yang.z.zhang@intel.com>,
	"armbru@redhat.com" <armbru@redhat.com>,
	"lcapitulino@redhat.com" <lcapitulino@redhat.com>,
	"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
	"quintela@redhat.com" <quintela@redhat.com>
Subject: Re: [Qemu-devel] [v3 12/13] migration: Add command to set migration parameter
Date: Mon, 26 Jan 2015 09:22:43 +0000	[thread overview]
Message-ID: <20150126092243.GB2291@work-vm> (raw)
In-Reply-To: <F2CBF3009FA73547804AE4C663CAB28E4703B9@shsmsx102.ccr.corp.intel.com>

* Li, Liang Z (liang.z.li@intel.com) wrote:
>  
> > * Liang Li (liang.z.li@intel.com) wrote:
> > > Add the qmp and hmp commands to tune the parameters used in live
> > > migration.
> > 
> > If I understand correctly on the destination side we need to set the number
> > of decompression threads very early on an incoming migration - I'm not clear
> > how early that needs to be - especially if you're using fd: so it's not waiting
> > for a connect ?
> 
> The decompression threads can be set after QEMU started (with -incomming
> options) and before the TCP accept.

But that doesn't work for an fd: incoming migration.

Dave

> 
> 
> 
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK

  reply	other threads:[~2015-01-26  9:22 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-12  1:28 [Qemu-devel] [PATCH v3 0/13] migration: Add a new feature to do live migration Liang Li
2014-12-12  1:28 ` [Qemu-devel] [v3 01/13] docs: Add a doc about multiple thread compression Liang Li
2015-01-23 13:17   ` Dr. David Alan Gilbert
2015-01-23 15:24   ` Eric Blake
2014-12-12  1:28 ` [Qemu-devel] [v3 02/13] migration: Add the framework of multi-thread compression Liang Li
2015-01-23 13:23   ` Dr. David Alan Gilbert
2015-01-23 16:09   ` Eric Blake
2014-12-12  1:28 ` [Qemu-devel] [v3 03/13] migration: Add the framework of muti-thread decompression Liang Li
2015-01-23 13:26   ` Dr. David Alan Gilbert
2015-01-23 16:22   ` Eric Blake
2014-12-12  1:28 ` [Qemu-devel] [v3 04/13] qemu-file: Add tow function will be used in migration Liang Li
2015-01-23 13:31   ` Dr. David Alan Gilbert
2015-01-24 13:42     ` Li, Liang Z
2014-12-12  1:28 ` [Qemu-devel] [v3 05/13] arch_init: alloc and free data struct in multi-thread compression Liang Li
2015-01-23 13:35   ` Dr. David Alan Gilbert
2015-01-24 13:46     ` Li, Liang Z
2014-12-12  1:28 ` [Qemu-devel] [v3 06/13] arch_init: Add data struct used by decompression Liang Li
2014-12-12  1:29 ` [Qemu-devel] [v3 07/13] migraion: Rewrite the function ram_save_page() Liang Li
2015-01-23 13:38   ` Dr. David Alan Gilbert
2014-12-12  1:29 ` [Qemu-devel] [v3 08/13] migration: Add the core code of multi-thread compresion Liang Li
2015-01-23 13:39   ` Dr. David Alan Gilbert
2015-01-24 13:51     ` Li, Liang Z
2014-12-12  1:29 ` [Qemu-devel] [v3 09/13] migration: Make compression co-work with xbzrle Liang Li
2015-01-23 13:40   ` Dr. David Alan Gilbert
2014-12-12  1:29 ` [Qemu-devel] [v3 10/13] migration: Add the core code of multi-thread decompression Liang Li
2015-01-23 13:42   ` Dr. David Alan Gilbert
2014-12-12  1:29 ` [Qemu-devel] [v3 11/13] migration: Add interface to control compression Liang Li
2015-01-23 13:44   ` Dr. David Alan Gilbert
2015-01-23 15:26   ` Eric Blake
2014-12-12  1:29 ` [Qemu-devel] [v3 12/13] migration: Add command to set migration parameter Liang Li
2015-01-23 13:48   ` Dr. David Alan Gilbert
2015-01-23 15:42     ` Eric Blake
2015-01-23 15:59       ` Dr. David Alan Gilbert
2015-01-23 16:06         ` Eric Blake
2015-01-24 14:14     ` Li, Liang Z
2015-01-26  9:22       ` Dr. David Alan Gilbert [this message]
2015-01-23 15:39   ` Eric Blake
2014-12-12  1:29 ` [Qemu-devel] [v3 13/13] migration: Add command to query " Liang Li
2015-01-23 13:49   ` Dr. David Alan Gilbert
2015-01-23 15:47   ` Eric Blake
2014-12-24  5:08 ` [Qemu-devel] [PATCH v3 0/13] migration: Add a new feature to do live migration Li, Liang Z
2015-01-07  3:12 ` Li, Liang Z
2015-01-23 13:10 ` Dr. David Alan Gilbert
2015-01-24 13:25   ` Li, Liang Z

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