From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Alexey Kardashevskiy <aik@ozlabs.ru>, Peter Lieven <pl@kamp.de>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
"qemu-ppc@nongnu.org" <qemu-ppc@nongnu.org>,
Wenchao Xia <xiawenc@linux.vnet.ibm.com>,
David Gibson <david@gibson.dropbear.id.au>
Subject: Re: [Qemu-devel] [Qemu-ppc] broken incoming migration
Date: Thu, 13 Jun 2013 00:11:39 +1000 [thread overview]
Message-ID: <1371046299.8250.201.camel@pasglop> (raw)
In-Reply-To: <51B87F05.6060807@redhat.com>
On Wed, 2013-06-12 at 10:00 -0400, Paolo Bonzini wrote:
> The only bug we have is not a performance bug related to compression;
> it's that writing zero pages breaks overcommit. Let's fix that, and
> only that.
Right, do we have a way to madvise "throw away" these instead ? Or do we
have a way to track that the platform init code did write something
there and only clear *those* pages ?
Cheers,
Ben.
next prev parent reply other threads:[~2013-06-12 14:14 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-30 7:44 [Qemu-devel] broken incoming migration Alexey Kardashevskiy
2013-05-30 7:49 ` Alexey Kardashevskiy
2013-05-30 7:49 ` Paolo Bonzini
2013-05-30 8:18 ` Alexey Kardashevskiy
2013-05-30 9:08 ` Peter Lieven
2013-05-30 9:31 ` Alexey Kardashevskiy
2013-05-30 13:00 ` Paolo Bonzini
2013-05-30 13:38 ` Alexey Kardashevskiy
2013-05-30 14:08 ` Paolo Bonzini
2013-05-30 14:38 ` Peter Lieven
2013-05-30 14:41 ` Paolo Bonzini
2013-06-04 13:52 ` Peter Lieven
2013-06-04 14:14 ` Paolo Bonzini
2013-06-04 14:38 ` Peter Lieven
2013-06-04 14:40 ` Paolo Bonzini
2013-06-04 14:48 ` Peter Lieven
2013-06-04 15:17 ` Paolo Bonzini
2013-06-04 19:15 ` Peter Lieven
2013-06-05 3:37 ` Alexey Kardashevskiy
2013-06-05 6:09 ` Peter Lieven
2013-06-09 4:12 ` liu ping fan
2013-06-09 7:22 ` Peter Lieven
2013-06-04 15:10 ` Peter Lieven
2013-06-08 8:27 ` Wenchao Xia
2013-06-08 8:30 ` Alexey Kardashevskiy
2013-06-09 2:16 ` Wenchao Xia
2013-06-09 2:34 ` Alexey Kardashevskiy
2013-06-09 2:52 ` [Qemu-devel] [Qemu-ppc] " Benjamin Herrenschmidt
2013-06-09 3:01 ` Alexey Kardashevskiy
2013-06-09 3:01 ` [Qemu-devel] " Wenchao Xia
2013-06-09 3:09 ` Alexey Kardashevskiy
2013-06-09 3:31 ` Wenchao Xia
2013-06-09 7:27 ` Peter Lieven
2013-06-10 6:39 ` Alexey Kardashevskiy
2013-06-10 6:50 ` Peter Lieven
2013-06-10 6:55 ` Alexey Kardashevskiy
2013-06-10 8:44 ` Peter Lieven
2013-06-10 9:10 ` Alexey Kardashevskiy
2013-06-10 9:33 ` [Qemu-devel] [Qemu-ppc] " Benjamin Herrenschmidt
2013-06-10 9:42 ` Peter Lieven
2013-06-09 2:53 ` Benjamin Herrenschmidt
2013-06-12 14:00 ` Paolo Bonzini
2013-06-12 14:11 ` Benjamin Herrenschmidt [this message]
2013-06-12 20:10 ` Paolo Bonzini
2013-06-13 2:41 ` Wenchao Xia
2013-06-03 10:04 ` [Qemu-devel] " Alexey Kardashevskiy
2013-06-04 10:56 ` Peter Lieven
2013-06-08 8:24 ` Wenchao Xia
2013-05-30 10:18 ` Peter Maydell
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=1371046299.8250.201.camel@pasglop \
--to=benh@kernel.crashing.org \
--cc=aik@ozlabs.ru \
--cc=david@gibson.dropbear.id.au \
--cc=pbonzini@redhat.com \
--cc=pl@kamp.de \
--cc=qemu-devel@nongnu.org \
--cc=qemu-ppc@nongnu.org \
--cc=xiawenc@linux.vnet.ibm.com \
/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).