I believe it is 10 Gigabytes native.  IBM claims up to 3x compression
after that.  I have seen anywhere from 1x to 3x.
Ron Clendenny <rdclendenny AT cal.ue DOT com>
Callaway Nuclear Power Plant
Fulton, Missouri


>-----Original Message-----
>From:  Joe Oliver [SMTP:jnoliver AT EASTMAN DOT COM]
>Sent:  Monday, February 03, 1997 2:13 PM
>To:    ADSM-L AT VM.MARIST DOT EDU
>Subject:       3590 Magstar
>
>Does anyone know what the device capacity should be for native 3590
>cartridges on an MVS server?