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List:       qemu-discuss
Subject:    Re: [Qemu-discuss] fs discard feature
From:       Charles Chou <cchou () db3w ! com>
Date:       2012-04-17 18:10:03
Message-ID: 4F8DB1FB.6060904 () db3w ! com
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On 4/17/2012 8:00 AM, Charles Chou wrote:
> Hi,
>     Can someone tell me how QEMU implements the discard feature of the 
> file system? Does it simply write zeros to the discarded blocks? Are 
> there other options to transfer the discarded blocks to the hosting 
> file system as a discard call? I am currently using qemu-kvm-0.13.0. 
> Thanks!
>
> Regards,
> Charles Chou
>
>



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