UTS 2.0 allowed a file as large as a single physical disk. We have had user files > 50 MB i n size. UTS 2.1 will allow files greater than a physical disk by creating virtual devices from a number of smaller physical drives.: -- Geoff. Lane. Janet: zzassgl at uk.ac.mcc.cms UTS Sys Admin, Manchester Computing Centre, Oxford Rd, Manchester, M13 9PL