質問

回答

 

 

新しくマップされた LUN がマルチパ

任意のディレクトリで、rescan_dm_devs を実行します。これに

スデバイスノードに割り当てられない よりデバイスが表示されます。

のはなぜですか?

 

LUN を削除しましたが、マルチパスマ LUN を削除した後、マルチパスデバイスは引き続き利用可能です。

ッピングが引き続き利用可能です。

multipath –f <device node for the deleted LUN>

 

実行してマルチパスマッピングを削除します。たとえば、/dev/

 

dm-1に関連するデバイスが削除された場合、multipath –

 

f /dev/dm-1を実行して /dev/dm-1DM マッピングテーブルか

 

ら削除する必要があります。マルチパスデーモンが停止 / 再開し

 

た場合は、multipath –Fを実行して、古いマッピングをすべて

 

フラッシュします。

フェイルバックがアレイで正常に行わ

レベルの低いドライバは、アレイとともに戻ってきたデバイスを自

れません。

動検出できないことがあります。rescan_dm_devs を実行して、

 

ホストサーバーの SCSI バスを再スキャンし、マルチパスレイヤの

 

デバイスを再集合させます。

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Image 187
Dell dell power vault md series ッピングが引き続き利用可能です。, 実行してマルチパスマッピングを削除します。たとえば、/dev, Dm-1に関連するデバイスが削除された場合、multipath, れません。

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