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楼主 |
发表于 2008-10-25 18:23:46
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Post by nhadct;1898845
使用命令hdparm -t /dev/sdaX 测试一下,一般打开DMA的测试结果都应该在40MB/sec以上
linux-Lee:/home/lee # hdparm -t /dev/sda5
/dev/sda5:
Timing buffered disk reads: 204 MB in 3.01 seconds = 67.69 MB/sec
linux-Lee:/home/lee # hdparm -t /dev/sda10
/dev/sda10:
Timing buffered disk reads: 120 MB in 3.05 seconds = 39.39 MB/sec
linux-Lee:/home/lee # hdparm -t /dev/sda10
/dev/sda10:
Timing buffered disk reads: 122 MB in 3.04 seconds = 40.08 MB/sec
linux-Lee:/home/lee # hdparm -t /dev/sda1
/dev/sda1:
Timing buffered disk reads: 208 MB in 3.00 seconds = 69.28 MB/sec
linux-Lee:/home/lee # hdparm -t /dev/sda11
/dev/sda11:
Timing buffered disk reads: 100 MB in 3.01 seconds = 33.17 MB/sec
结果fat ntfs 比 ext3的读写速度还快呢?? |
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