Re: SCSI tape corruption problem

From: Lorenzo Marcantonio (lomarcan@tin.it)
Date: Sat Apr 14 2001 - 14:25:25 EST


On Sat, 14 Apr 2001, Marc SCHAEFER wrote:

> Now try this:
>
> cd ~archive
> mt -f /dev/tapes/tape0 rewind
> tar cvf - . | gzip -9 | dd of=/dev/tapes/tape0 bs=32k
>
> and then:
>
> mt -f /dev/tapes/tape0 rewind
> dd if=/dev/tapes/tape0 bs=32k | gzip -d | tar --compare -v -f -
>
> The above is the proper way to talk to a tape drive through gzip.

I see the blocking part... but in my second experiment I've used ONLY
dd to put a large file on tape...

... still, I've investigated on this because amverify gave me a ton of
crc errors... (I REALLY hope that amanda uses proper blocking :)

                                -- Lorenzo Marcantonio

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This archive was generated by hypermail 2b29 : Sun Apr 15 2001 - 21:00:23 EST