Memo/Linux/mdadm

mdadm: ソフトウェアRAID
- 障害対応
- RAID1

mdadm: ソフトウェアRAID †

記事
- 非RAIDシステムのRAID化 - CentOSで自宅サーバー構築
- RAID構成ハードディスク交換 - CentOSで自宅サーバー構築

↑

障害対応 †

記事
- Linux サーバの RAID (MD) 運用で、複数のディスクが切り離されてしまった場合の mdadm を使った復旧例 - 元RX-7乗りの適当な日々
- mdadmを用いたraidアレイの障害・復旧ごっこ - FreeBSDいちゃらぶ日記

↑

RAID1 †

CentOS5.xの初期設定

1TB x2台でソフトウェアRAIDを構成する
カスタムレイアウトを選択。CentOS5のネットワークインストール中にソフトウェアRAIDを構築しよう 2
GURBを/dev/md0上にインストールを選択

grubはsdaにしかインストールされてないので、sdbにもインストールしてやる

# more /boot/grub/device.map 
# this device map was generated by anaconda
(hd0)     /dev/sda
(hd1)     /dev/sdb

[root@linux ~]# grub
　grub> root (hd0,0)
　grub> setup (hd0)
　grub> root (hd1,0)
　grub> setup (hd1)
　grub> quit

RAID監視デーモンのメール送信先を変更 RAIDをモニタモードで監視するには－＠IT
```
vi /etc/mdadm.conf
----
MAILADDR hoge@example.com
----
service mdmonitor restar
```

故障時
- LinuxMania: ソフトウェアRAID1 障害時の復旧手順(Fedora,CentOS)

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Memo/Linux/mdadm

mdadm: ソフトウェアRAID †

障害対応 †

RAID1 †

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