Martin Sanborn <[EMAIL PROTECTED]> writes: > Under linux, it's obvious I'm not using hardware compression. I'm using the > /dev/tapes/tape0/mtn device. There are other devices listed in the same > directory (mtan, mtmn, and mtlm) but none exist. The command, > > mt -f /dev/tapes/tape0/mtn datcompression > > gives > > Compression off. > Compression capable. > Decompression capable. > > How do I turn on the data compression? The mt man page indicates that > > mt -f /dev/tapes/tape0/mtn datcompression [x]
mt datcompression 1 (default) reports the current state mt datcompression 0 turns it off mt datcompression 2 turns it on You might also want to investigate the mt-st package which should give you more control on SCSI tape behavior. Phil.
