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Re: Data restore

 
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Antoniov.
Honored Contributor

Re: Data restore

Uwe,
you are right!
The throughtput is around 5Mbs.
However, 5Mbs is the rate of DAT tape.

Antonio Vigliotti
Antonio Maria Vigliotti
Uwe Zessin
Honored Contributor

Re: Data restore

And a TZ-86 (DLT) can do about 6 MegaBytes/second max. What is your point?

In the early 1997 I was working in a project where we could read between 850 KiloBytes/sec from the system disk and multiple MegaBytes/sec from the data disk (large database files) to the same destination (a DECnet node with an attached HSZ RAID subsystem).

We don't know the hardware and we don't know what the disk's file structure looks like.
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Cass Witkowski
Trusted Contributor

Re: Data restore

You don't say whether the disk is a direct connect SCSI or on an HSZ controller. If on the HSZ40 controller and it has write back cache then make sure it is turned on for this drive. This can help speed things up.

Cass