On Tue, Jun 01, 2004 at 01:45:16PM -0700, M K wrote:
> Can you send the exact command used to create the
> array, the raidtabs or mdadm.conf file and the fdisk
> -l listing of each drive thats part of the raid?
I used mdadm w/ (approxymantely, it's a script "mdadm --create $Md -l1 -n2 $part $part2")
mdadm --create /dev/md/0 -l1 -n2 /dev/scsi/host0/bus0/target0/lun0/part6 /dev/scsi/host0/bus0/target1/lun0/part6
>From a live CD after modprobe aic7xxx and "mdadm -A /dev/md4 /dev/sda1
/dev/sdb1" and "mdadm -A /dev/md0 /dev/sda6 /dev/sdb6"
####################################################
fdisk -l /dev/sda
root@argo-cd root # fdisk -l /dev/sda
Disk /dev/sda: 255 heads, 63 sectors, 2231 cylinders
Units = cylinders of 16065 * 512 bytes
Device Boot Start End Blocks Id System
/dev/sda1 1 3 24066 fd Linux raid autodetect
/dev/sda2 4 2231 17896410 f Win95 Ext'd (LBA)
/dev/sda5 4 68 522081 fd Linux raid autodetect
/dev/sda6 69 323 2048256 fd Linux raid autodetect
/dev/sda7 324 2231 15325978+ fd Linux raid autodetect
root@argo-cd root # fdisk -l /dev/sdb
Disk /dev/sdb: 255 heads, 63 sectors, 2231 cylinders
Units = cylinders of 16065 * 512 bytes
Device Boot Start End Blocks Id System
/dev/sdb1 1 3 24066 fd Linux raid autodetect
/dev/sdb2 4 2231 17896410 f Win95 Ext'd (LBA)
/dev/sdb5 4 68 522081 fd Linux raid autodetect
/dev/sdb6 69 323 2048256 fd Linux raid autodetect
/dev/sdb7 324 2231 15325978+ fd Linux raid autodetect
####################################################
root@argo-cd root # cat /proc/mdstat
Personalities : [raid1]
read_ahead 1024 sectors
md0 : active raid1 scsi/host0/bus0/target0/lun0/part6[0] scsi/host0/bus0/target1/lun0/part6[1]
2048192 blocks [2/2] [UU]
md4 : active raid1 scsi/host0/bus0/target0/lun0/part1[0] scsi/host0/bus0/target1/lun0/part1[1]
24000 blocks [2/2] [UU]
unused devices: <none>
####################################################
root@argo-cd root # mdadm -D /dev/md/0
/dev/md/0:
Version : 00.90.00
Creation Time : Tue Jun 1 19:02:24 2004
Raid Level : raid1
Array Size : 2048192 (2000.19 MiB 2097.35 MB)
Device Size : 2048192 (2000.19 MiB 2097.35 MB)
Raid Devices : 2
Total Devices : 2
Preferred Minor : 2
Persistence : Superblock is persistent
Update Time : Tue Jun 1 23:00:22 2004
State : dirty, no-errors
Active Devices : 2
Working Devices : 2
Failed Devices : 0
Spare Devices : 0
Number Major Minor RaidDevice State
0 8 6 0 active sync /dev/scsi/host0/bus0/target0/lun0/part6
1 8 22 1 active sync /dev/scsi/host0/bus0/target1/lun0/part6
UUID : 6f224ca0:92ecf8b5:bdf5d2b8:371b5bae
Events : 0.2
####################################################
root@argo-cd root # mount /dev/md0 /tmp/6
root@argo-cd root # mount /dev/md4 /tmp/6/boot/
root@argo-cd root # df
Filesystem 1k-blocks Used Available Use% Mounted on
rootfs 425408 425408 0 100% /
/dev/cdroms/cdrom0 425408 425408 0 100% /
tmpfs 6144 4160 1984 68% /etc
tmpfs 6144 1600 4544 27% /var
tmpfs 2048 12 2036 1% /var/tmp
/dev/md0 2048124 439932 1608192 22% /var/tmp/6
/dev/md4 23239 18278 3761 83% /var/tmp/6/boot
####################################################
Thanks again
sandro
*:-)
PS: I notice that preferred minor does not correspond w/ (my interpretation
of) real used minor. But I guess 'preferred' is not "compulsory"...
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