well i have it working with JFS and XFS but i can not format the LV with ext2 and reiserfs and i've tested it with vanila 2.4.7 lvm-1.0.1rc2 vanila 2.4.9 lvm-1.0.1rc1 Alan Cox's 2.4.9-ac5 lvm-1.0 XFS cvs kernels 2.4.9-xfs lvm-1.0.1rc1 2.4.10-pre2-xfs lvm-1.0.1rc2 2.4.10-pre4-xfs lvm-1.0.1rc2 i'll try it ( hopefully after 2h) with vanila 2.4.4 the VG: /dev/hdh10 /dev/md6 linear software RAID /dev/md7 linear software RAID the LV's are striped over the 3 devices and i had it working some time ago on software RAID-0 with lvm-0.9beta6 XFS progs from the cvs tree JFS progs 1.0.3 reiserfs 3.x.0j e2fsprogs 1.23 1.24 1.24a --- Svetoslav Dimitrov Slavtschev svetoslav@mail.com svetljo@mailcity.com Get 250 color business cards for FREE! http://businesscards.lycos.com/vp/fastpath/