Package: mdadm Version: 2.5.2-10 Severity: normal Hello, i was migrating system to new disk, creating new md arrays. I also tried to use root=UUID=some-uuid in grub. It fails, because udev rule prevents udev from creating symlinks in /dev/disk/* I have attached small script for initramfs, to be run from local-top, and a patch for /e/i/mdadm-raid
Now, i can boot system with root=UUID=uuid-of-fs-on-raid But i'm little confused, md devices are in /dev/md/[0-9] not /dev/md[0-9], attached script creates links to devices in /dev/md/ Is that new location or legacy location? i was creating partitions with gparted cu libor -- Package-specific info: --- mount output /dev/md/1 on / type xfs (rw,noatime) proc on /proc type proc (rw) sysfs on /sys type sysfs (rw) usbfs on /proc/bus/usb type usbfs (rw) tmpfs on /dev/shm type tmpfs (rw) devpts on /dev/pts type devpts (rw,gid=5,mode=620) /dev/md/2 on /home type xfs (rw,noatime) /dev/hdb1 on /mnt/vault type xfs (rw,noatime) /dev/sda5 on /mnt/sda6 type reiserfs (rw,noatime,user_xattr,acl) binfmt on /proc/sys/fs/binfmt_misc type binfmt_misc (rw) tmpfs on /dev type tmpfs (rw,size=10M,mode=0755) nfsd on /proc/fs/nfsd type nfsd (rw) rpc_pipefs on /var/lib/nfs/rpc_pipefs type rpc_pipefs (rw) --- mdadm.conf DEVICE /dev/sda* /dev/sdb* #ARRAY /dev/md3 level=raid1 num-devices=2 UUID=e2e4749e:ba460f55:0bc4a643:d6298309 #ARRAY /dev/md4 level=raid1 num-devices=2 UUID=ab5bbc95:66ef9b16:e17949ec:7beb48dc ARRAY /dev/md/1 level=raid1 num-devices=2 UUID=e2e4749e:ba460f55:0bc4a643:d6298309 ARRAY /dev/md/2 level=raid1 num-devices=2 UUID=ab5bbc95:66ef9b16:e17949ec:7beb48dc MAILADDR jouda --- /proc/mdstat: Personalities : [raid1] md2 : active raid1 sdb5[0] 15358016 blocks [2/1] [U_] md1 : active raid1 sdb3[0] 15358016 blocks [2/1] [U_] md0 : active raid1 sda3[0] 9767424 blocks [2/1] [U_] unused devices: <none> --- /proc/partitions: major minor #blocks name 8 0 195360984 sda 8 1 9767488 sda1 8 2 979965 sda2 8 3 9767520 sda3 8 4 1 sda4 8 5 19535008 sda5 8 6 9767488 sda6 8 16 195359927 sdb 8 17 819283 sdb1 8 18 2048287 sdb2 8 19 15358140 sdb3 8 20 1 sdb4 8 21 15358108 sdb5 8 22 81923436 sdb6 3 64 117220824 hdb 3 65 117218241 hdb1 9 0 9767424 md0 9 1 15358016 md1 9 2 15358016 md2 --- initrd.img-2.6.17-ck1-lev-1: 17214 blocks etc/udev/mdadm.rules lib/modules/2.6.17-ck1-lev-1/kernel/drivers/md/md-mod.ko lib/modules/2.6.17-ck1-lev-1/kernel/drivers/md/linear.ko lib/modules/2.6.17-ck1-lev-1/kernel/drivers/md/multipath.ko lib/modules/2.6.17-ck1-lev-1/kernel/drivers/md/raid0.ko lib/modules/2.6.17-ck1-lev-1/kernel/drivers/md/raid1.ko lib/modules/2.6.17-ck1-lev-1/kernel/drivers/md/xor.ko lib/modules/2.6.17-ck1-lev-1/kernel/drivers/md/raid5.ko lib/modules/2.6.17-ck1-lev-1/kernel/drivers/md/raid6.ko lib/modules/2.6.17-ck1-lev-1/kernel/drivers/md/raid10.ko lib/modules/2.6.17-ck1-lev-1/kernel/drivers/md/dm-mod.ko lib/modules/2.6.17-ck1-lev-1/kernel/drivers/md/dm-snapshot.ko lib/modules/2.6.17-ck1-lev-1/kernel/drivers/md/dm-mirror.ko sbin/mdadm scripts/local-top/mdadm scripts/local-top/mdadmlink --- /proc/modules: dm_mirror 21072 0 - Live 0xf0be6000 dm_snapshot 17312 0 - Live 0xf0b91000 dm_mod 56088 2 dm_mirror,dm_snapshot, Live 0xf0c12000 raid1 23936 3 - Live 0xf0b8a000 md_mod 77460 3 raid1, Live 0xf0bfe000 --- volume detail: -- System Information: Debian Release: testing/unstable APT prefers experimental APT policy: (700, 'experimental'), (700, 'unstable') Architecture: i386 (i686) Shell: /bin/sh linked to /bin/bash Kernel: Linux 2.6.17-ck1-lev-1 Locale: LANG=cs_CZ.UTF-8, LC_CTYPE=cs_CZ.UTF-8 (charmap=UTF-8) Versions of packages mdadm depends on: ii debconf [debconf-2.0] 1.5.3 Debian configuration management sy ii libc6 2.3.6.ds1-2 GNU C Library: Shared libraries ii lsb-base 3.1-14 Linux Standard Base 3.1 init scrip ii makedev 3.3.8.2-0 Creates device files in /dev Versions of packages mdadm recommends: ii exim4-daemon-light [mail-tran 4.63-2 lightweight exim MTA (v4) daemon -- debconf information: * mdadm/autostart: true mdadm/initrdstart: all * mdadm/warning: * mdadm/start_daemon: true * mdadm/mail_to: jouda * mdadm/autocheck: true
mdadmlink
Description: application/shellscript
--- mdadm-raid.orig 2006-08-20 15:56:37.430521392 +0200 +++ mdadm-raid 2006-08-20 15:56:10.232656096 +0200 @@ -138,6 +138,14 @@ else log_problem "no $CONFIG file" fi + for dev in `grep "^md" /proc/mdstat | sed -r 's/^md([0-9]+).*/\/dev\/md\/\1/'`; do + if [ "`/lib/udev/vol_id -l $dev`" != "" ]; then + ln -fs $dev /dev/disk/by-label/`/lib/udev/vol_id -l $dev` + fi + if [ "`/lib/udev/vol_id -u $dev`" != "" ]; then + ln -fs $dev /dev/disk/by-uuid/`/lib/udev/vol_id -u $dev` + fi + done else log_notice "disabled in $DEBIANCONFIG" fi