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ude:~# tail -f /var/log/messages : : Oct 2 21:56:36 ude kernel: usb 2-1: new high speed USB device using ehci_platform and address 2 Oct 2 21:56:37 ude kernel: usb 2-1: configuration #1 chosen from 1 choice Oct 2 21:56:37 ude kernel: scsi2 : SCSI emulation for USB Mass Storage devices Oct 2 21:56:42 ude kernel: Vendor: Maxtor 6 Model: J6QE Rev: 11W0 Oct 2 21:56:42 ude kernel: Type: Direct-Access ANSI SCSI revision: 02 Oct 2 21:56:42 ude kernel: SCSI device sdb: 320173056 512-byte hdwr sectors (163929 MB) Oct 2 21:56:42 ude kernel: sdb: Write Protect is off Oct 2 21:56:42 ude kernel: SCSI device sdb: 320173056 512-byte hdwr sectors (163929 MB) Oct 2 21:56:42 ude kernel: sdb: Write Protect is off Oct 2 21:56:42 ude kernel: sdb: sdb1 sdb2 sdb4 < sdb5 sdb6 > Oct 2 21:56:42 ude kernel: sd 2:0:0:0: Attached scsi disk sdb Oct 2 21:56:42 ude kernel: sd 2:0:0:0: Attached scsi generic sg1 type 0
sdb1 は ext3 に。
ude:~# mkfs.ext3 -j /dev/sdb1
mke2fs 1.40-WIP (14-Nov-2006)
Filesystem label=
OS type: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
125696 inodes, 251007 blocks
12550 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=260046848
8 block groups
32768 blocks per group, 32768 fragments per group
15712 inodes per group
Superblock backups stored on blocks:
32768, 98304, 163840, 229376
Writing inode tables: done
Creating journal (4096 blocks): done
Writing superblocks and filesystem accounting information: done
This filesystem will be automatically checked every 28 mounts or
180 days, whichever comes first. Use tune2fs -c or -i to override.
ude:~#
sdb2 は、ext3 にフォーマットしてから xfs に。
ude:~# mkfs.ext3 -j /dev/sdb2
mke2fs 1.40-WIP (14-Nov-2006)
Filesystem label=
OS type: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
626496 inodes, 1251061 blocks
62553 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=1283457024
39 block groups
32768 blocks per group, 32768 fragments per group
16064 inodes per group
Superblock backups stored on blocks:
32768, 98304, 163840, 229376, 294912, 819200, 884736
Writing inode tables: done
Creating journal (32768 blocks): done
Writing superblocks and filesystem accounting information: done
This filesystem will be automatically checked every 21 mounts or
180 days, whichever comes first. Use tune2fs -c or -i to override.
ude:~# mkfs.xfs !$
mkfs.xfs /dev/sdb2
mkfs.xfs: /dev/sdb2 appears to contain an existing filesystem (ext3).
mkfs.xfs: Use the -f option to force overwrite.
ude:~# mkfs.xfs -f /dev/sdb2
meta-data=/dev/sdb2 isize=256 agcount=8, agsize=156382 blks
= sectsz=512 attr=0
data = bsize=4096 blocks=1251056, imaxpct=25
= sunit=0 swidth=0 blks, unwritten=1
naming =version 2 bsize=4096
log =internal log bsize=4096 blocks=2560, version=1
= sectsz=512 sunit=0 blks
realtime =none extsz=65536 blocks=0, rtextents=0
ude:~#
/dev/sdb5 は swap に。
ude:~# mkswap /dev/sdb5 Setting up swapspace version 1, size = 1028120 kB no label, UUID=f8b914cf-c964-4cd1-909a-bf293159d6ff ude:~#no label って何？
Debian GNU/Linux 4.0 mini ttyS0
mini login: root
Password:
Last login: Thu Nov 1 01:15:12 2007 on ttyS0
Linux mini 2.6.16.16-arm1 #316 Tue Jul 22 16:22:33 JST 2008 armv5tejl
The programs included with the Debian GNU/Linux system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.
Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.
mini:~# cat /proc/mdstat
Personalities : [raid0] [raid1]
md1 : active raid1 sda2[1]
5004160 blocks [2/1] [_U]
md10 : active raid1 sda5[0]
1003904 blocks [2/1] [U_]
md0 : active raid1 sda1[1]
1003904 blocks [2/1] [_U]
unused devices: <none>
mini:~#
ミラーリングされている様子がない。
仕方がないので、手でミラーリング。
まずは、md0
mini:~# mdadm -E /dev/sda1
/dev/sda1:
Magic : a92b4efc
Version : 00.90.00
UUID : adbe578f:b86ab25a:09937ff0:e2de4343
Creation Time : Thu Jun 19 16:33:50 2008
Raid Level : raid1
Device Size : 1003904 (980.54 MiB 1028.00 MB)
Array Size : 1003904 (980.54 MiB 1028.00 MB)
Raid Devices : 2
Total Devices : 1
Preferred Minor : 0
Update Time : Thu Nov 1 01:56:57 2007
State : clean
Active Devices : 1
Working Devices : 1
Failed Devices : 0
Spare Devices : 0
Checksum : 8b583b37 - correct
Events : 0.1709
Number Major Minor RaidDevice State
this 1 8 1 1 active sync /dev/sda1
0 0 0 0 0 removed
1 1 8 1 1 active sync /dev/sda1
mini:~# mdadm -a /dev/md0 /dev/sdb1
md: bind<sdb1>
RAID1 conf printout:
--- wd:1 rd:2
disk 0, wo:1, o:1, dev:sdb1
disk 1, wo:0, o:1, dev:sda1
md: syncing RAID array md0
md: minimum _guaranteed_ reconstruction speed: 1000 KB/sec/disc.
md: using maximum available idle IO bandwidth (but not more than 50000 KB/sec) for reconstruction.
md: using 128k window, over a total of 1003904 blocks.
mdadm: added /dev/sdb1
mini:~# cat /proc/mdstat
Personalities : [raid0] [raid1]
md1 : active raid1 sda2[1]
5004160 blocks [2/1] [_U]
md10 : active raid1 sda5[0]
1003904 blocks [2/1] [U_]
md0 : active raid1 sdb1[2] sda1[1]
1003904 blocks [2/1] [_U]
[======>..............] recovery = 33.6% (338048/1003904) finish=0.2min speed=48458K/sec
unused devices: <none>
mini:~# md: md0: sync done.
RAID1 conf printout:
--- wd:2 rd:2
disk 0, wo:0, o:1, dev:sdb1
disk 1, wo:0, o:1, dev:sda1
mini:~# cat /proc/mdstat
Personalities : [raid0] [raid1]
md1 : active raid1 sda2[1]
5004160 blocks [2/1] [_U]
md10 : active raid1 sda5[0]
1003904 blocks [2/1] [U_]
md0 : active raid1 sdb1[0] sda1[1]
1003904 blocks [2/2] [UU]
unused devices: <none>
mini:~# mdadm -E /dev/sda1
/dev/sda1:
Magic : a92b4efc
Version : 00.90.00
UUID : adbe578f:b86ab25a:09937ff0:e2de4343
Creation Time : Thu Jun 19 16:33:50 2008
Raid Level : raid1
Device Size : 1003904 (980.54 MiB 1028.00 MB)
Array Size : 1003904 (980.54 MiB 1028.00 MB)
Raid Devices : 2
Total Devices : 2
Preferred Minor : 0
Update Time : Thu Nov 1 01:59:13 2007
State : clean
Active Devices : 2
Working Devices : 2
Failed Devices : 0
Spare Devices : 0
Checksum : 8b583bdb - correct
Events : 0.1710
Number Major Minor RaidDevice State
this 1 8 1 1 active sync /dev/sda1
0 0 8 17 0 active sync /dev/sdb1
1 1 8 1 1 active sync /dev/sda1
mini:~#
続いて、md1
mini:~# mdadm -E /dev/sdb2
mdadm: No md superblock detected on /dev/sdb2.
mini:~# mdadm -a /dev/md1 /dev/sdb2
md: bind<sdb2>
RAID1 conf printout:
--- wd:1 rd:2
disk 0, wo:1, o:1, dev:sdb2
disk 1, wo:0, o:1, dev:sda2
md: syncing RAID array md1
md: minimum _guaranteed_ reconstruction speed: 1000 KB/sec/disc.
md: using maximum available idle IO bandwidth (but not more than 50000 KB/sec) for reconstruction.
md: using 128k window, over a total of 5004160 blocks.
mdadm: added /dev/sdb2
mini:~# mdadm -E /dev/sda2
/dev/sda2:
Magic : a92b4efc
Version : 00.90.00
UUID : db218435:100e25e7:d2ba170f:d67ec206
Creation Time : Thu Jun 19 16:33:51 2008
Raid Level : raid1
Device Size : 5004160 (4.77 GiB 5.12 GB)
Array Size : 5004160 (4.77 GiB 5.12 GB)
Raid Devices : 2
Total Devices : 2
Preferred Minor : 1
Update Time : Thu Nov 1 02:02:09 2007
State : clean
Active Devices : 1
Working Devices : 2
Failed Devices : 0
Spare Devices : 1
Checksum : cd639f01 - correct
Events : 0.22489
Number Major Minor RaidDevice State
this 1 8 2 1 active sync /dev/sda2
0 0 0 0 0 removed
1 1 8 2 1 active sync /dev/sda2
2 2 8 18 2 spare /dev/sdb2
mini:~# cat /proc/mdstat
Personalities : [raid0] [raid1]
md1 : active raid1 sdb2[2] sda2[1]
5004160 blocks [2/1] [_U]
[===>.................] recovery = 19.4% (974848/5004160) finish=1.3min speed=48801K/sec
md10 : active raid1 sda5[0]
1003904 blocks [2/1] [U_]
md0 : active raid1 sdb1[0] sda1[1]
1003904 blocks [2/2] [UU]
unused devices: <none>
mini:~# cat /proc/mdstat
Personalities : [raid0] [raid1]
md1 : active raid1 sdb2[2] sda2[1]
5004160 blocks [2/1] [_U]
[===================>.] recovery = 99.0% (4957312/5004160) finish=0.0min speed=48413K/sec
md10 : active raid1 sda5[0]
1003904 blocks [2/1] [U_]
md0 : active raid1 sdb1[0] sda1[1]
1003904 blocks [2/2] [UU]
unused devices: <none>
mini:~# md: md1: sync done.
RAID1 conf printout:
--- wd:2 rd:2
disk 0, wo:0, o:1, dev:sdb2
disk 1, wo:0, o:1, dev:sda2
mini:~# cat /proc/mdstat
Personalities : [raid0] [raid1]
md1 : active raid1 sdb2[0] sda2[1]
5004160 blocks [2/2] [UU]
md10 : active raid1 sda5[0]
1003904 blocks [2/1] [U_]
md0 : active raid1 sdb1[0] sda1[1]
1003904 blocks [2/2] [UU]
unused devices: <none>
mini:~# mdadm -E /dev/sda2
/dev/sda2:
Magic : a92b4efc
Version : 00.90.00
UUID : db218435:100e25e7:d2ba170f:d67ec206
Creation Time : Thu Jun 19 16:33:51 2008
Raid Level : raid1
Device Size : 5004160 (4.77 GiB 5.12 GB)
Array Size : 5004160 (4.77 GiB 5.12 GB)
Raid Devices : 2
Total Devices : 2
Preferred Minor : 1
Update Time : Thu Nov 1 02:03:44 2007
State : clean
Active Devices : 2
Working Devices : 2
Failed Devices : 0
Spare Devices : 0
Checksum : cd639f70 - correct
Events : 0.22500
Number Major Minor RaidDevice State
this 1 8 2 1 active sync /dev/sda2
0 0 8 18 0 active sync /dev/sdb2
1 1 8 2 1 active sync /dev/sda2
mini:~#
md10 も
mini:~# mdadm -E /dev/sda5
/dev/sda5:
Magic : a92b4efc
Version : 00.90.00
UUID : 5ff62718:4b361669:2597d6c1:28cfaec3
Creation Time : Thu Nov 1 00:42:25 2007
Raid Level : raid1
Device Size : 1003904 (980.54 MiB 1028.00 MB)
Array Size : 1003904 (980.54 MiB 1028.00 MB)
Raid Devices : 2
Total Devices : 1
Preferred Minor : 10
Update Time : Thu Nov 1 03:13:47 2007
State : clean
Active Devices : 1
Working Devices : 1
Failed Devices : 1
Spare Devices : 0
Checksum : 311fcc6a - correct
Events : 0.7
Number Major Minor RaidDevice State
this 0 8 5 0 active sync /dev/sda5
0 0 8 5 0 active sync /dev/sda5
1 1 0 0 1 faulty removed
mini:~# mdadm -a /dev/md10 /dev/sdb5
md: bind<sdb5>
RAID1 conf printout:
--- wd:1 rd:2
disk 0, wo:0, o:1, dev:sda5
disk 1, wo:1, o:1, dev:sdb5
md: syncing RAID array md10
md: minimum _guaranteed_ reconstruction speed: 1000 KB/sec/disc.
md: using maximum available idle IO bandwidth (but not more than 50000 KB/sec) for reconstruction.
md: using 128k window, over a total of 1003904 blocks.
mdadm: added /dev/sdb5
mini:~# md: md10: sync done.
RAID1 conf printout:
--- wd:2 rd:2
disk 0, wo:0, o:1, dev:sda5
disk 1, wo:0, o:1, dev:sdb5
mini:~# mdadm -E /dev/sda5
/dev/sda5:
Magic : a92b4efc
Version : 00.90.00
UUID : 5ff62718:4b361669:2597d6c1:28cfaec3
Creation Time : Thu Nov 1 00:42:25 2007
Raid Level : raid1
Device Size : 1003904 (980.54 MiB 1028.00 MB)
Array Size : 1003904 (980.54 MiB 1028.00 MB)
Raid Devices : 2
Total Devices : 2
Preferred Minor : 10
Update Time : Thu Nov 1 02:05:07 2007
State : clean
Active Devices : 2
Working Devices : 2
Failed Devices : 0
Spare Devices : 0
Checksum : 311fbc70 - correct
Events : 0.8
Number Major Minor RaidDevice State
this 0 8 5 0 active sync /dev/sda5
0 0 8 5 0 active sync /dev/sda5
1 1 8 21 1 active sync /dev/sdb5
mini:~#
これで、全部 RAID1 になった。
Debian GNU/Linux 4.0 mini ttyS0
mini login: root
Password:
Last login: Thu Nov 1 01:57:11 2007 on ttyS0
Linux mini 2.6.16.16-arm1 #316 Tue Jul 22 16:22:33 JST 2008 armv5tejl
The programs included with the Debian GNU/Linux system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.
Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.
mini:~# cat /proc/mdstat
Personalities : [raid0] [raid1]
md1 : active raid1 sdb2[0] sda2[1]
5004160 blocks [2/2] [UU]
md10 : active raid1 sda5[0] sdb5[1]
1003904 blocks [2/2] [UU]
md0 : active raid1 sdb1[0] sda1[1]
1003904 blocks [2/2] [UU]
unused devices: <none>
mini:~#
できた。
でも、どうして標準ファームは自動的にリビルドしてくれなかった？？
initrd の /linuxrc を削りすぎた？？？
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