由兩顆 WD6400AAKS 組成的 RAID - 儲存設備
By Madame
at 2008-04-21T16:05
at 2008-04-21T16:05
Table of Contents
呼~ 搞了很久終於把 兩顆 WD6400AAKS 組成的 RAID 0 弄好了
硬碟都便宜成這樣了,不組 RAID 來玩一下對不起它們 0rz
HD Tune 的讀取測試
兩顆 WD6400AAKS 組成的 RAID
http://www.wretch.cc/album/show.php?i=asklove&b=40&f=1796419290&p=9
之前單顆 WD6400AAKS 的讀取測試(比較)
http://www.wretch.cc/album/show.php?i=asklove&b=40&f=1796419289&p=8
其他硬體配備
MB:P4P800-X(ICH5)
CPU:P4 2.8ES
RAID CARD:三泰 SN-SATA2100
臨時去順發買的,749元,控制晶片:initio INIC-1622,支援NCQ or TCQ
我家附近的順發只能找到這塊 SATA RAID 卡...囧
最小值
單顆:38.9 MB
RAID:92.3MB
最大值
單顆:109.2 MB
RAID:100.5 MB
平均值
單顆:82.7 MB
RAID:99.0 MB
存取時間
單顆:12.5 ms
RAID:11.9 ms
突發傳輸速率
單顆:93.1 MB/秒
RAID:84.4 MB/秒
CPU使用率
單顆:4.8%
RAID:5.1%
實際使用的感想:
第一次玩 RAID,原來 Initialize 要那麼久
稍微估了一下,大約1%要花2分鐘,100% 花200分鐘
第一次玩不懂,總共做了兩次 Initialize
= ="
使用上可以明顯感覺出速度的提升,例如XP安裝過程中那個顯示需39分鐘的步驟,
只需要10分鐘。
搬移大檔時時間也縮短非常多。
應用程式的開啟明顯變快很多。
雖然測試結果的讀取最大值與CPU使用率都比單一顆落後了一點點,
但很顯然的並不影響 RAID 0 的效能。
從測試圖中也可以看出,代表隨機存取的黃點點也變集中了,
這表示隨機存取的穩定度變高了。
如果使用好一點的 Raid 卡並換快好一點的主機板,相信效能會更好
而且因為主機板的關係,所以只有 SATA1 的速度(但爽度已經上升很多了 XD)
不過因為預計五、六月要換系統了,屆時應該會改用 PCI-E 介面的 RAID 卡
所以現在就先買塊爛爛的 RAID 卡頂著先
五、六月再一起換掉 XD。
RAID 的整體使用來講,爽度大增,害我在想是不是有必要花錢把平台換掉...囧
本次升級經費:
電腦零件
WD6400AAKS 2顆 7776
RAID CARD 1片 749
零食
恰好香香豆 69
德昌豆干-蒜絲 52 (好難吃...0rz)
珍珍鱈魚香絲 58
大杯思樂冰*2 50 (四月每逢週三會半價)
總計 8754
--
愛情過量,有害健康!
http://www.wretch.cc/album/asklove
每次打"原PO"都好麻煩,乾脆改打"OPO"算了....反正第一個O也是圓的 XD
--
Tags:
儲存設備
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