Arno Lehmann wrote:
> Florian Schnabel wrote:
>> i'm curious ..
>> what mechanism(s) uses bacula to verify that the tape (or any other
>> storage medium) has written the data correctly ?
>> e.g. would it notice if my tape is damaged ?
>
> That depends.
>
> Basically, Bacula relies on the drives abilities to detect write errors
> (Read after Write, current drives should do this automatically and
> report an error to controller, which goes through the driver to the
> application).
[...]
> In short, you have to rely on the tape drive itself.
What he said. Many modern tape drives (VXA, for example) support
read-after-write verification so that they immediately know if a write
error has occurred.
--
Phil Stracchino [EMAIL PROTECTED]
Renaissance Man, Unix generalist, Perl hacker
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