Speicherboy: Unterschied zwischen den Versionen
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5 8 18 4 active sync /dev/sdb2 | 5 8 18 4 active sync /dev/sdb2 | ||
</syntaxhighlight> | </syntaxhighlight> | ||
Speicherboy | |||
=========== | |||
Zwei platten auf faulty setzen und entfernen | |||
# mdadm /dev/md2 --fail /dev/sdXY | |||
RAID stoppen | |||
mdadm -S /dev/md2 | |||
# mdadm -A /dev/md2 | |||
Platten auswählen (3 /dev/sdd2/4 /dev/sdb2) | |||
mdadm --detail /dev/md2 | |||
8 8 50 3 active sync /dev/sdd2 | |||
5 8 18 4 active sync /dev/sdb2 | |||
Seriennummern ermitteln | |||
hdparm -I /dev/sd? | grep -E '(Serial Number|/dev/)' | |||
/dev/sdd: Serial Number: WD-WCAZA5427816 | |||
/dev/sdb: Serial Number: WD-WCAZA5466697 | |||
mdadm /dev/md2 --remove /dev/sdd2 | |||
mdadm /dev/md2 --remove /dev/sdb2 | |||
root@speicherboy ~ # mdadm /dev/md2 --fail /dev/sdd2 | |||
mdadm: set /dev/sdd2 faulty in /dev/md2 | |||
root@speicherboy ~ # mdadm /dev/md2 --remove /dev/sdd2 | |||
mdadm: hot removed /dev/sdd2 from /dev/md2 | |||
root@speicherboy ~ # mdadm --detail /dev/md2 | |||
/dev/md2: | |||
Version : 1.0 | |||
Creation Time : Fri Jul 8 20:55:13 2011 | |||
Raid Level : raid6 | |||
Array Size : 5797625088 (5.40 TiB 5.94 TB) | |||
Used Dev Size : 1932541696 (1843.02 GiB 1978.92 GB) | |||
Raid Devices : 5 | |||
Total Devices : 4 | |||
Persistence : Superblock is persistent | |||
Intent Bitmap : Internal | |||
Update Time : Sun Mar 9 11:31:05 2025 | |||
State : clean, degraded | |||
Active Devices : 4 | |||
Working Devices : 4 | |||
Failed Devices : 0 | |||
Spare Devices : 0 | |||
Layout : left-symmetric | |||
Chunk Size : 128K | |||
Consistency Policy : bitmap | |||
Name : speicherboy:2 (local to host speicherboy) | |||
UUID : 9827dac2:c5f2da90:3b95e739:fe0493f1 | |||
Events : 160986 | |||
Number Major Minor RaidDevice State | |||
4 8 34 0 active sync /dev/sdc2 | |||
7 8 66 1 active sync /dev/sde2 | |||
6 8 2 2 active sync /dev/sda2 | |||
- 0 0 3 removed | |||
5 8 18 4 active sync /dev/sdb2 | |||
root@speicherboy ~ # cat /proc/mdstat | |||
Personalities : [raid6] [raid5] [raid4] [linear] [multipath] [raid0] [raid1] [raid10] | |||
md2 : active raid6 sda2[6] sdb2[4] sdd2[7] | |||
5797625088 blocks super 1.0 level 6, 128k chunk, algorithm 2 [5/3] [UUU__] | |||
bitmap: 1/15 pages [4KB], 65536KB chunk | |||
unused devices: <none> | |||
Neues RAID | |||
========== | |||
Zwei Platten | |||
=== Anschließen === | |||
=== Identifizieren === | |||
root@speicherboy ~ # hdparm -I /dev/sd? | grep -E '(Serial Number|/dev/)' | |||
/dev/sda: | |||
Serial Number: ZR15Q1Y0 | |||
/dev/sdb: | |||
Serial Number: ZR15PPMN | |||
/dev/sdc: | |||
Serial Number: WD-WCAZA5453665 | |||
/dev/sdd: | |||
Serial Number: WD-WMC4N0252662 | |||
/dev/sde: | |||
Serial Number: 184271802787 | |||
/dev/sdf: | |||
Serial Number: WD-WMC4M0D7KR69 | |||
=== Beschriften === | |||
=== Partitionieren === | |||
=== Neues RAID === | |||
RAID 6 mit zwei platten missing erstellen | |||
=== Daten kopieren === |
Version vom 10. März 2025, 10:28 Uhr
sudo mdadm --detail /dev/md
mdadm: /dev/md does not appear to be an md device
sudo mdadm --detail /dev/md2
/dev/md2:
Version : 1.0
Creation Time : Fri Jul 8 20:55:13 2011
Raid Level : raid6
Array Size : 5797625088 (5.40 TiB 5.94 TB)
Used Dev Size : 1932541696 (1843.02 GiB 1978.92 GB)
Raid Devices : 5
Total Devices : 5
Persistence : Superblock is persistent
Intent Bitmap : Internal
Update Time : Sun Mar 9 10:40:08 2025
State : clean
Active Devices : 5
Working Devices : 5
Failed Devices : 0
Spare Devices : 0
Layout : left-symmetric
Chunk Size : 128K
Consistency Policy : bitmap
Name : speicherboy:2 (local to host speicherboy)
UUID : 9827dac2:c5f2da90:3b95e739:fe0493f1
Events : 160984
Number Major Minor RaidDevice State
4 8 34 0 active sync /dev/sdc2
7 8 66 1 active sync /dev/sde2
6 8 2 2 active sync /dev/sda2
8 8 50 3 active sync /dev/sdd2
5 8 18 4 active sync /dev/sdb2
Speicherboy
=
Zwei platten auf faulty setzen und entfernen
# mdadm /dev/md2 --fail /dev/sdXY
RAID stoppen
mdadm -S /dev/md2 # mdadm -A /dev/md2
Platten auswählen (3 /dev/sdd2/4 /dev/sdb2)
mdadm --detail /dev/md2 8 8 50 3 active sync /dev/sdd2 5 8 18 4 active sync /dev/sdb2
Seriennummern ermitteln
hdparm -I /dev/sd? | grep -E '(Serial Number|/dev/)' /dev/sdd: Serial Number: WD-WCAZA5427816 /dev/sdb: Serial Number: WD-WCAZA5466697
mdadm /dev/md2 --remove /dev/sdd2 mdadm /dev/md2 --remove /dev/sdb2 root@speicherboy ~ # mdadm /dev/md2 --fail /dev/sdd2 mdadm: set /dev/sdd2 faulty in /dev/md2 root@speicherboy ~ # mdadm /dev/md2 --remove /dev/sdd2 mdadm: hot removed /dev/sdd2 from /dev/md2 root@speicherboy ~ # mdadm --detail /dev/md2 /dev/md2: Version : 1.0 Creation Time : Fri Jul 8 20:55:13 2011 Raid Level : raid6 Array Size : 5797625088 (5.40 TiB 5.94 TB) Used Dev Size : 1932541696 (1843.02 GiB 1978.92 GB) Raid Devices : 5 Total Devices : 4 Persistence : Superblock is persistent
Intent Bitmap : Internal
Update Time : Sun Mar 9 11:31:05 2025 State : clean, degraded Active Devices : 4 Working Devices : 4 Failed Devices : 0 Spare Devices : 0
Layout : left-symmetric Chunk Size : 128K
Consistency Policy : bitmap
Name : speicherboy:2 (local to host speicherboy) UUID : 9827dac2:c5f2da90:3b95e739:fe0493f1 Events : 160986
Number Major Minor RaidDevice State 4 8 34 0 active sync /dev/sdc2 7 8 66 1 active sync /dev/sde2 6 8 2 2 active sync /dev/sda2 - 0 0 3 removed 5 8 18 4 active sync /dev/sdb2 root@speicherboy ~ # cat /proc/mdstat Personalities : [raid6] [raid5] [raid4] [linear] [multipath] [raid0] [raid1] [raid10] md2 : active raid6 sda2[6] sdb2[4] sdd2[7] 5797625088 blocks super 1.0 level 6, 128k chunk, algorithm 2 [5/3] [UUU__] bitmap: 1/15 pages [4KB], 65536KB chunk unused devices: <none>
Neues RAID
==
Zwei Platten
Anschließen
Identifizieren
root@speicherboy ~ # hdparm -I /dev/sd? | grep -E '(Serial Number|/dev/)' /dev/sda: Serial Number: ZR15Q1Y0 /dev/sdb: Serial Number: ZR15PPMN /dev/sdc: Serial Number: WD-WCAZA5453665 /dev/sdd: Serial Number: WD-WMC4N0252662 /dev/sde: Serial Number: 184271802787 /dev/sdf: Serial Number: WD-WMC4M0D7KR69
Beschriften
Partitionieren
Neues RAID
RAID 6 mit zwei platten missing erstellen