*Hi Maurice <http://marc.info/?a=109907978000005&r=1&w=2>*
sorry ,PC has 1 ATA HDD(sd0 =sda) and 1 USB HDD(sd1 =sdb). i rsync arch from sdb to sda by linux , and edit it's /etc/fstab . then arch boot by openbsd's grub . i have two boot loader . ATA HDD's one is made by puppy's grub4dos and USB HDD'sone is made by openbsd's grub. now in openbsd cat /grub/menu.lst ----------------------------- default 0 timeout 10 title OpenBSD root (hd0,0) chainloader +1 title Porteus-v3.1 32bit root (hd1,0) kernel /boot/syslinux/vmlinuz changes=/porteus load=003-lxqt;locales-ja initrd /boot/syslinux/initrd.xz title p571-HDD root (hd1,0) kernel /p571/vmlinuz initrd /p571/initrd.gz title ARCH ok ------------ in ATA HDD <- now can boot root (hd1,0) kernel /boot/vmlinuz-linux root=/dev/sda1 ro initrd /boot/initramfs-linux.img but ATA HDD has only 70GB. so iwant to use USB HDD(500GB). # disklabel sd0 # size offset fstype [fsize bsize cpg] a: 59945120 96356352 4.2BSD 2048 16384 1 c: 156301488 0 unused i: 92160000 4196352 ext2fs <-arch j: 4194304 2048 unknown # disklabel sd1 a: 62914560 2048 4.2BSD 2048 16384 1 # / c: 976773168 0 unused i: 524288000 62916608 ext2fs <-arch j: 8388608 587206656 unknown k: 251658240 595597312 ext2fs <-data area l: 129515568 847257600 ext2fs <-ext2 ----- regards

