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Re: [Qemu-devel] [PATCHv4] qemu-img: Add cache command line option


From: Kevin Wolf
Subject: Re: [Qemu-devel] [PATCHv4] qemu-img: Add cache command line option
Date: Wed, 29 Jun 2011 11:48:32 +0200
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110428 Fedora/3.1.10-1.fc15 Thunderbird/3.1.10

Am 20.06.2011 18:48, schrieb Federico Simoncelli:
> qemu-img currently writes disk images using writeback and filling
> up the cache buffers which are then flushed by the kernel preventing
> other processes from accessing the storage.
> This is particularly bad in cluster environments where time-based
> algorithms might be in place and accessing the storage within
> certain timeouts is critical.
> This patch adds the option to choose a cache method when writing
> disk images.
> 
> Signed-off-by: Federico Simoncelli <address@hidden>

Thanks, applied to the block branch.

Kevin



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