On Monday 28 November 2005 12:28, Volker Maibaum wrote: > Hello, > > We have a TSM Server 5.3.2.1 on z/Linux with a 3494 Library and 3592 > Tape drives. > > In the 3592 device class I have used the format=DRIVE option (see > below). How can I find out if the data on the volumes is written with > drive compression? > The average capacity of my volumes is 430GB (> native 300GB). Now I'm > not sure if this is due to client compression or due to drive > compression. You are using drive compression . Otherwise the average capacity would be 300GB/cartridge. The data is send compressed to TSM so TSM is counting the compressed data.
Stef
