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Re: [Qemu-devel] [RFC] Disk integrity in QEMU
From: |
Jamie Lokier |
Subject: |
Re: [Qemu-devel] [RFC] Disk integrity in QEMU |
Date: |
Sun, 12 Oct 2008 16:35:46 +0100 |
User-agent: |
Mutt/1.5.13 (2006-08-11) |
Dor Laor wrote:
> Actually this is what happens on mainline qemu with cache=off.
Have I understood right that cache=off on a qcow2 image only uses
O_DIRECT for the leaf image, and the chain of base images don't use
O_DIRECT?
Sometimes on a memory constrained host, where the (collective) guest
memory is nearly as big as the host memory, I'm not sure this is what
I want.
-- Jamie
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, (continued)
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, nuitari-qemu, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Mark Wagner, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Anthony Liguori, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Mark Wagner, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Anthony Liguori, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Aurelien Jarno, 2008/10/13
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Steve Ofsthun, 2008/10/13
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Chris Wright, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Avi Kivity, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Dor Laor, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU,
Jamie Lokier <=
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Anthony Liguori, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Anthony Liguori, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Andrea Arcangeli, 2008/10/15
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Anthony Liguori, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Avi Kivity, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Anthony Liguori, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Avi Kivity, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Anthony Liguori, 2008/10/12
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Avi Kivity, 2008/10/14
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Anthony Liguori, 2008/10/14