Kod: Zaznacz cały
fdisk -lDisk /dev/sda: 1000.2 GB, 1000204886016 bytes
255 heads, 63 sectors/track, 121601 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/sda1 * 1 13 104391 fd Linux raid autodetect
/dev/sda2 14 60801 488279610 fd Linux raid autodetect
/dev/sda3 60802 121602 488377344 83 Linux
Disk /dev/sdb: 1000.2 GB, 1000204886016 bytes
255 heads, 63 sectors/track, 121601 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/sdb1 1 121602 976760832 83 Linux
Disk /dev/sdc: 1000.2 GB, 1000204886016 bytes
255 heads, 63 sectors/track, 121601 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/sdc1 1 121602 976760832 83 Linux
Disk /dev/md0: 106 MB, 106823680 bytes
2 heads, 4 sectors/track, 26080 cylinders
Units = cylinders of 8 * 512 = 4096 bytes
Device Boot Start End Blocks Id System
Disk /dev/md1: 499.9 GB, 499998195712 bytes
2 heads, 4 sectors/track, 122069872 cylinders
Units = cylinders of 8 * 512 = 4096 bytes
Disk /dev/dm-0: 464.5 GB, 464502390784 bytes
255 heads, 63 sectors/track, 56472 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/dm-1: 5368 MB, 5368709120 bytes
255 heads, 63 sectors/track, 652 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/dm-2: 4294 MB, 4294967296 bytes
255 heads, 63 sectors/track, 522 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/dm-3: 10.7 GB, 10737418240 bytes
255 heads, 63 sectors/track, 1305 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/dm-4: 4294 MB, 4294967296 bytes
255 heads, 63 sectors/track, 522 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/dm-5: 2147 MB, 2147483648 bytes
255 heads, 63 sectors/track, 261 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/dm-6: 6442 MB, 6442450944 bytes
255 heads, 63 sectors/track, 783 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/dm-7: 2147 MB, 2147483648 bytes
255 heads, 63 sectors/track, 261 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Kod: Zaznacz cały
mount /dev/mapper/vg00-root on / type ext3 (rw,acl,user_xattr)
proc on /proc type proc (rw)
sysfs on /sys type sysfs (rw)
debugfs on /sys/kernel/debug type debugfs (rw)
udev on /dev type tmpfs (rw)
devpts on /dev/pts type devpts (rw,mode=0620,gid=5)
/dev/md0 on /boot type ext3 (rw,acl,user_xattr)
/dev/mapper/vg00-home on /home type ext3 (rw,acl,user_xattr)
/dev/mapper/vg00-opt on /opt type ext3 (rw,acl,user_xattr)
/dev/mapper/vg00-srv on /srv type xfs (rw)
/dev/mapper/vg00-tmp on /tmp type xfs (rw)
/dev/mapper/vg00-usr on /usr type ext3 (rw,acl,user_xattr)
/dev/mapper/vg00-var on /var type xfs (rw)
/dev/sdc1 on /mnt/sdc type ext3 (rw)
/mnt/sdc/faks_przetw on /home/indok/indata/faks_przetw type bind (rw,bind)
/mnt/sdc/faks_tiff on /home/indok/indata/faks_tiff type bind (rw,bind)
securityfs on /sys/kernel/security type securityfs (rw)[color=#333333][font=monaco])[/font][/color]
Do spięcia macierzy wystarczy wykonać następujące kroki czy coś więcej?
1) skopiowanie struktury partycji:[code]sfdisk -d /dev/sda | sfdisk /dev/sdb[/code]
2) dodanie dysku do macierzy:
Kod: Zaznacz cały
[color=#333333][font=Verdana]mdadm /dev/md0 --add /dev/sdb1mdadm /dev/md1 --add /dev/sdb2[/font][/color]
Kod: Zaznacz cały
[color=#333333][font=Verdana]watch -d -n 1 cat /proc/mdstat[/font][/color]
Kod: Zaznacz cały
mdadm --detail /dev/md0/dev/md0:
Version : 00.90.03
Creation Time : Mon Aug 17 12:00:11 2009
Raid Level : raid1
Array Size : 104320 (101.89 MiB 106.82 MB)
Used Dev Size : 104320 (101.89 MiB 106.82 MB)
Raid Devices : 2
Total Devices : 1
Preferred Minor : 0
Persistence : Superblock is persistent
Update Time : Fri Mar 28 14:41:26 2014
State : clean, degraded
Active Devices : 1
Working Devices : 1
Failed Devices : 0
Spare Devices : 0
UUID : ce03ca58:da03a033:2bbfe745:c8664328
Events : 0.1437
Number Major Minor RaidDevice State
0 0 0 0 removed
1 8 1 1 active sync /dev/sda1
Kod: Zaznacz cały
mdadm --detail /dev/md1/dev/md1:
Version : 00.90.03
Creation Time : Mon Aug 17 12:00:14 2009
Raid Level : raid1
Array Size : 488279488 (465.66 GiB 500.00 GB)
Used Dev Size : 488279488 (465.66 GiB 500.00 GB)
Raid Devices : 2
Total Devices : 1
Preferred Minor : 1
Persistence : Superblock is persistent
Update Time : Mon Mar 31 16:24:23 2014
State : clean, degraded
Active Devices : 1
Working Devices : 1
Failed Devices : 0
Spare Devices : 0
UUID : 79b8f613:43393c37:27fefd34:e0ae0295
Events : 0.67188199
Number Major Minor RaidDevice State
0 0 0 0 removed
1 8 2 1 active sync /dev/sda2
sda1 i sda2 nie powinno być w miejscu tam gdzie jest usunięty dysk? Przy przywracaniu mdadm nie będzie próbował czasami przenosić pusty dysk na dysk z danymi?