Mailinglist Archive: packet-writing (117 mails)
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Re: mixed read/write operation
- From: Manfred Kreisl <ml4km@xxxxxxxx>
- Date: Wed, 24 Jul 2002 09:52:21 +0000 (UTC)
- Message-id: <1027504292.6767.0.camel@kmnote2>
Hi Gustavo,
Am Mit, 2002-07-24 um 00.27 schrieb guStaVo ZaeRa:
>
> >
> >thanks for the patch.
> >
> >I immediately patched my kernel without any problems and made some
> >tests.
> >
> >Here are the results:
> >
> >- copying the kernel sources is quite a little bit faster than without
> >Bens patch,
> >
> >- the 2k errors are still there, but what I saw is: with a new
> >initialized CD there are always 2k 0s at the beginning of the file,
> >however with a used cd (data was already on this disk), 2k of garbage
> >data is at the beginning of the file, never 0s. So it seems, that in
> >case of an error the first block of a file is not written to disk.
> >
> >- erasing the kernel tree on CD takes more time than writing (approx
> >20MByte in 10 minutes, 1 file per second). This is really terrible.
> >
> >Manfred
> >
> are you doing this on CD-RW or DVD+RW?
CD-RW
Manfred
Am Mit, 2002-07-24 um 00.27 schrieb guStaVo ZaeRa:
>
> >
> >thanks for the patch.
> >
> >I immediately patched my kernel without any problems and made some
> >tests.
> >
> >Here are the results:
> >
> >- copying the kernel sources is quite a little bit faster than without
> >Bens patch,
> >
> >- the 2k errors are still there, but what I saw is: with a new
> >initialized CD there are always 2k 0s at the beginning of the file,
> >however with a used cd (data was already on this disk), 2k of garbage
> >data is at the beginning of the file, never 0s. So it seems, that in
> >case of an error the first block of a file is not written to disk.
> >
> >- erasing the kernel tree on CD takes more time than writing (approx
> >20MByte in 10 minutes, 1 file per second). This is really terrible.
> >
> >Manfred
> >
> are you doing this on CD-RW or DVD+RW?
CD-RW
Manfred
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