From: Stefan Hajnoczi <stefanha@gmail.com>
To: "Коренберг Марк" <1458239@bugs.launchpad.net>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [Bug 1458239] Re: Use qed instead of qcow2 for "-snapshot" functionality
Date: Tue, 26 May 2015 11:18:05 +0100 [thread overview]
Message-ID: <20150526101805.GG13262@stefanha-thinkpad.redhat.com> (raw)
In-Reply-To: <20150524075419.20152.84643.malone@chaenomeles.canonical.com>
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On Sun, May 24, 2015 at 07:54:19AM -0000, Коренберг Марк wrote:
> Sorry, I did not know tha qed is just experimental format. I thought
> that qed is successor of qcow2. Can you add some links that qcow is not
> worse than qed ? I did not make any benchmark, just read some articles
Hi,
QED's write performance optimization has been added to qcow2 (-o
lazy_refcounts=on).
qcow2 has been optimized further in the meantime and is the recommended
image file format if raw lacks features that you need.
Stefan
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next prev parent reply other threads:[~2015-05-26 10:18 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-23 20:38 [Qemu-devel] [Bug 1458239] [NEW] Use qed instead of qcow2 for "-snapshot" functionality Коренберг Марк
2015-05-24 7:26 ` [Qemu-devel] [Bug 1458239] " Michael Tokarev
2015-05-24 7:54 ` Коренберг Марк
2015-05-26 10:18 ` Stefan Hajnoczi [this message]
2015-05-26 11:01 ` Paolo Bonzini
2015-05-26 15:52 ` Коренберг Марк
2015-05-27 12:04 ` Kevin Wolf
2015-05-27 16:14 ` Коренберг Марк
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