qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Paolo Bonzini <pbonzini@redhat.com>
To: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
Cc: Alexey Kardashevskiy <aik@ozlabs.ru>,
	"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
	Alex Graf <agraf@suse.de>
Subject: Re: [Qemu-devel] migration: broken ram_save_pending
Date: Wed, 05 Feb 2014 17:45:52 +0100	[thread overview]
Message-ID: <52F26AC0.5040104@redhat.com> (raw)
In-Reply-To: <20140205164219.GJ2398@work-vm>

Il 05/02/2014 17:42, Dr. David Alan Gilbert ha scritto:
> Because:
>     * the code is still running and keeps redirtying a small handful of pages
>     * but because we've underestimated our available bandwidth we never stop
>       it and just throw those pages across immediately

Ok, I thought Alexey was saying we are not redirtying that handful of pages.

And in turn, this is because the max downtime we have is too low 
(especially for the default 32 MB/sec default bandwidth; that's also 
pretty low).

Paolo

  reply	other threads:[~2014-02-05 16:46 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-04  7:15 [Qemu-devel] migration: broken ram_save_pending Alexey Kardashevskiy
2014-02-04 10:46 ` Paolo Bonzini
2014-02-04 11:59   ` Alexey Kardashevskiy
2014-02-04 12:07     ` Paolo Bonzini
2014-02-04 12:16       ` Alexey Kardashevskiy
2014-02-04 14:00         ` Paolo Bonzini
2014-02-04 22:17           ` Alexey Kardashevskiy
2014-02-05  7:18             ` Paolo Bonzini
2014-02-05  9:09               ` Dr. David Alan Gilbert
2014-02-05 16:35                 ` Paolo Bonzini
2014-02-05 16:42                   ` Dr. David Alan Gilbert
2014-02-05 16:45                     ` Paolo Bonzini [this message]
2014-02-06  3:10                       ` Alexey Kardashevskiy
2014-02-06 11:24                         ` Dr. David Alan Gilbert
2014-02-07  5:39                           ` Alexey Kardashevskiy
2014-02-07  8:55                             ` Dr. David Alan Gilbert
2014-02-06 23:49                         ` Paolo Bonzini
2014-02-07  5:42                           ` Alexey Kardashevskiy

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=52F26AC0.5040104@redhat.com \
    --to=pbonzini@redhat.com \
    --cc=agraf@suse.de \
    --cc=aik@ozlabs.ru \
    --cc=dgilbert@redhat.com \
    --cc=qemu-devel@nongnu.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).