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Re: [Qemu-devel] [RFC] Disk integrity in QEMU
From: |
Paul Brook |
Subject: |
Re: [Qemu-devel] [RFC] Disk integrity in QEMU |
Date: |
Fri, 10 Oct 2008 13:59:58 +0100 |
User-agent: |
KMail/1.9.9 |
>> - OS development tool
>> - casual or client-side virtualization
>> - server partitioning
> > Absoutely agree that the default should be safe. I don't have enough
> > knowledge to say whether O_DIRECT/O_DSYNC is best - which also implies
> > we should choose the best setting by default, because we can't expect
> > users to know the tradeoffs either.
>
> The fact that there are different use models for qemu implies that the
> default must be chosen at some higher level than qemu code itself. It
> might be done using /etc/qemu or ~/.qemu, or at the management
> interface, but there is no best setting for qemu itself.
This suggests that the most appropriate defaults are for the users that are
least likely to be using a management tool. I'd guess that the server
partitioning folks are most likely to be using a management tool, so qemu
defaults should be setup for casual/development use. I don't have hard data
to back this up though.
Paul
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, (continued)
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Paul Brook, 2008/10/10
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Anthony Liguori, 2008/10/10
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Paul Brook, 2008/10/10
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Avi Kivity, 2008/10/10
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Jens Axboe, 2008/10/17
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Avi Kivity, 2008/10/19
- Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Aurelien Jarno, 2008/10/10
Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Avi Kivity, 2008/10/10
Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Anthony Liguori, 2008/10/10
Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Mark Wagner, 2008/10/11
Re: [Qemu-devel] [RFC] Disk integrity in QEMU, Anthony Liguori, 2008/10/12