Portál AbcLinuxu, 11. května 2024 05:22
md0 : active raid1 scsi/host0/bus0/target0/lun0/part6[0] scsi/host0/bus0/target1/lun0/part6[1]
14843904 blocks [1/1] [U]
Jeden disk bezi jako spare a druhy jako active. Pri instalaci to zadnou chybu nevyhodilo. Jak ted prevest ten druhy disk ze spare do active modu? Nerad bych prisel o data.
Zkousel jsem mdadm --grow ale to nezabralo.
mdadm --grow /dev/md0 --raid-devices=2
mdadm: Cannot set raid-devices for /dev/md0: File exists
mdadm -D /dev/md0
?
raid-devices=2
, pripadne cele pole zrus a vybuduj odznova.
[root@gw ~]# mdadm -D /dev/md0 /dev/md0: Version : 00.90.01 Creation Time : Sat May 19 12:31:21 2007 Raid Level : raid1 Array Size : 102336 (99.95 MiB 104.79 MB) Device Size : 102336 (99.95 MiB 104.79 MB) Raid Devices : 1 Total Devices : 2 Preferred Minor : 0 Persistence : Superblock is persistent Update Time : Sat May 19 12:31:55 2007 State : clean Active Devices : 1 Working Devices : 2 Failed Devices : 0 Spare Devices : 1 UUID : c5a7f5d3:93c217c5:2f67cd30:00ffc7fa Events : 0.2 Number Major Minor RaidDevice State 0 7 0 0 active sync /dev/loop0 1 7 1 - spare /dev/loop1potom som dal prikaz:
mdadm --grow /dev/md0 -n2a vysledok:
[root@gw ~]# mdadm -D /dev/md0 /dev/md0: Version : 00.90.01 Creation Time : Sat May 19 12:31:21 2007 Raid Level : raid1 Array Size : 102336 (99.95 MiB 104.79 MB) Device Size : 102336 (99.95 MiB 104.79 MB) Raid Devices : 2 Total Devices : 2 Preferred Minor : 0 Persistence : Superblock is persistent Update Time : Sat May 19 12:34:53 2007 State : clean Active Devices : 2 Working Devices : 2 Failed Devices : 0 Spare Devices : 0 UUID : c5a7f5d3:93c217c5:2f67cd30:00ffc7fa Events : 0.4 Number Major Minor RaidDevice State 0 7 0 0 active sync /dev/loop0 1 7 1 1 active sync /dev/loop1Takze u mna to fungovalo. Nie som vsak nejaky velky odbornik v tejto oblasti. Este mozes skusit nejake livecd a spravit to z neho, aby pocas operacie nebolo to zariadenie namountovane. Inak uz asi fakt neviem poradit.
sync dd if=/dev/loop0 of=/dev/loop1Takýmto spôsobom by sa raidu nemalo nijak podariť vymyslieť si iné dáta než tam sú.
Tiskni Sdílej:
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