110T DLT VS 80: Compressed Mode with 'mt' command??

Xavier Poinsard xpoinsard at openpricer.com
Thu Mar 3 05:06:01 CST 2005

Thomas E. Besemer wrote:
> I've got a PowerVault 110 DLT VS 80, and I'm using dump to perform backups
> on it.  Dump fails (asked for media change) at 40 GB, I assume that the
> drive does not come up defaulted to hardware compression on???
> Does anybody know how to how to put compression on with 'mt'??

I am using :
/bin/mt -f /dev/nst0 setdensity 0x87

The following command should give the correct values.
mt  -t /dev/st0 densities

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