關於Raid 1 與熱備援 - 儲存設備
By Quintina
at 2010-09-22T20:16
at 2010-09-22T20:16
Table of Contents
誠如回應所述
我共準備了A、B、C、D 四顆1G的硬碟
平常是A、B 上線做 Raid 1
C、D 設成 Hot Spare
A or B任何一顆有問題,C會先遞補上來對吧
問題一:
在長期開機的狀態下,我如何知道B掛點了,C有遞補上來
系統要通知我我才知道有硬碟掛掉,準備替換吧
2003會告知嗎?
問題二:
我想測試 Hot Spare該如何測試?
我個人是把B故意抽掉,照理說C會遞補上來
然後把A抽掉,D應該會遞補上來
結果C、D兩顆都沒有東西,無法開機...那不是說明熱備援無效?
結論:
到底該怎麼辦?各位大大當Raid 1 有硬碟掛掉時都是怎麼處理的?
Rebuilt 真的爆久一點都不合乎效益
Hot Spare 到底該怎麼處理和使用?如何測試 Hot Spare確實有產生功能
謝謝
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Tags:
儲存設備
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