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dmesg的信息:
hda: 312581808 sectors (160041 MB) w/2048KiB Cache, CHS=19457/255/63, UDMA(100)
hda: cache flushes supported
hdparm -d /dev/hda
/dev/hda:
using_dma = 1 (on)
hdparm -Tt /dev/hda
Timing cached reads: 3404 MB in 2.00 seconds = 1702.34 MB/sec
Timing buffered disk reads: 120 MB in 3.00 seconds = 39.98 MB/sec
我同学的硬盘比我的旧,但是都有50多MB/sec。 |
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