From: Fabrice Bellard <fabrice@bellard.org>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Sparse file support under windows
Date: Wed, 14 Jun 2006 16:50:58 +0200 [thread overview]
Message-ID: <44902252.3060102@bellard.org> (raw)
In-Reply-To: <F7F148C986A2A84F930FEB8C3B169EA002FBC7B2@OPDMEXO01.omnitel.it>
At least the default should be sparse files if the filesystem supports them.
Fabrice.
ZIGLIO, Frediano, VF-IT wrote:
> Good question. As you like... I can remove option if you prefer. I don't
> know how performs sparse file on windows so perhaps someone can still
> prefer normal file for performance.
>
> freddy77
>
>
>
>>OK for the idea, but why is a new option needed ? Sparse file usage
>>should be automatic if the filesystem supports it.
>>
>>Regards,
>>
>>Fabrice.
>>
>>ZIGLIO, Frediano, VF-IT wrote:
>>
>>>Hi,
>>> this patch add sparse file support under Windows
>>
>>(supported on NTFS).
>>
>>>It add a -s flag to qemu create and qemu convert. It
>>
>>contain also a new
>>
>>>implementation for ftruncate witch not fill manually space
>>
>>but only use
>>
>>>SetEndOfFile (so to handle correctly sparse file)
>>>
>>>freddy77
>>>
>>>
>>>
>>>
>>
>>--------------------------------------------------------------
>>----------
>>
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>>>Qemu-devel mailing list
>>>Qemu-devel@nongnu.org
>>>http://lists.nongnu.org/mailman/listinfo/qemu-devel
>>
>>
>>
>>_______________________________________________
>>Qemu-devel mailing list
>>Qemu-devel@nongnu.org
>>http://lists.nongnu.org/mailman/listinfo/qemu-devel
>>
>>
>
>
>
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>
next prev parent reply other threads:[~2006-06-14 14:54 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-14 14:21 [Qemu-devel] Sparse file support under windows ZIGLIO, Frediano, VF-IT
2006-06-14 14:50 ` Fabrice Bellard [this message]
-- strict thread matches above, loose matches on Subject: below --
2006-06-15 8:25 ZIGLIO, Frediano, VF-IT
2006-06-05 8:32 ZIGLIO, Frediano, VF-IT
2006-06-14 14:00 ` Fabrice Bellard
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