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wiki:os:debian:raid [2017/09/18 13:35] root |
wiki:os:debian:raid [2018/07/26 11:20] (current) root |
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| unused devices: < | unused devices: < | ||
| </ | </ | ||
| + | |||
| + | Odebrani vadneho disku z raidu: | ||
| + | < | ||
| + | root@pbx:~# mdadm --manage /dev/md0 --remove /dev/sdb1 | ||
| + | mdadm: hot removed /dev/sdb1 from /dev/md0 | ||
| + | root@pbx:~# | ||
| + | root@pbx:~# mdadm --manage /dev/md1 --remove /dev/sdb5 | ||
| + | mdadm: hot removed /dev/sdb5 from /dev/md1 | ||
| + | root@pbx:~# | ||
| + | root@pbx:~# mdadm --manage /dev/md2 --remove /dev/sdb6 | ||
| + | mdadm: hot removed /dev/sdb6 from /dev/md2 | ||
| + | </ | ||
| + | |||
| + | **Výměna disku:** | ||
| + | * Vypnout server | ||
| + | * Vyměnit disk | ||
| + | * Zapnout server | ||
| + | |||
| + | **Zkopirovani partition table (z sda) na nový disk (sdb):** | ||
| + | < | ||
| + | root@pbx:~# sfdisk -d /dev/sda | sfdisk /dev/sdb | ||
| + | root@pbx:~# fdisk -l | ||
| + | </ | ||
| + | |||
| + | **Přidání partition do raidu:** | ||
| + | < | ||
| + | mdadm --manage /dev/md0 --add /dev/sdb1 | ||
| + | mdadm --manage /dev/md1 --add /dev/sdb5 | ||
| + | mdadm --manage /dev/md2 --add /dev/sdb6 | ||
| + | </ | ||
| + | |||
| + | **Kontrola: | ||
| + | < | ||
| + | cat / | ||
| + | </ | ||
| + | |||
| + | ===== Zrušení RAIDu ===== | ||
| + | < | ||
| + | mdadm --stop /dev/md125 | ||
| + | mdadm --remove /dev/md125 | ||
| + | </ | ||
| + | |||