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Speed to please all......

DISCUSSION Andre Hedrick 1 participant 1 message Jun 5, 2001 1 message not in the archive

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#1 lore raw

beetle:/src/DiskPerf-1.0.5 # ./DiskPerf.rw /dev/hdb
Device: Maxtor 5T020H2 Serial Number: T2J0HC0C

LBA 0 DMA Read Test                      = 68.82 MB/Sec (3.63 Seconds)
Outer Diameter Sequential DMA Read Test  = 36.68 MB/Sec (6.81 Seconds)
Inner Diameter Sequential DMA Read Test  = 21.36 MB/Sec (11.70 Seconds)
LBA 1 DMA Write Test                     = 65.57 MB/Sec (3.81 Seconds)

Outer Diameter Sequential DMA Write Test = 36.89 MB/Sec (6.78 Seconds) Inner Diameter Sequential DMA Write Test = 21.42 MB/Sec (11.67 Seconds)

The new driver for 2.5 can read and write at near the same speeds.

Andre Hedrick
ASL Kernel Development
Linux ATA Development
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