RAID0 / RAID1 under AMD Duron 600MHz

256MB PC133
ML810LR motherboard

CHOST=i686-pc-linux-gnu
CFLAGS="-Os -pipe -mtune=athlon-tbird -fomit-frame-pointer -fno-ident -mmmx -m3dnow"

Benchmark

$ hdparm -tT /dev/md0

 Timing cached reads:   608 MB in  2.01 seconds = 302.77 MB/sec
 Timing buffered disk reads:  162 MB in  3.00 seconds =  53.92 MB/sec

 Timing cached reads:   592 MB in  2.00 seconds = 295.39 MB/sec
 Timing buffered disk reads:  168 MB in  3.00 seconds =  56.00 MB/sec

 Timing cached reads:   600 MB in  2.00 seconds = 299.38 MB/sec
 Timing buffered disk reads:  156 MB in  3.02 seconds =  51.58 MB/sec

 Timing cached reads:   616 MB in  2.00 seconds = 307.98 MB/sec
 Timing buffered disk reads:  168 MB in  3.00 seconds =  55.92 MB/sec

 Timing cached reads:   620 MB in  2.01 seconds = 308.75 MB/sec
 Timing buffered disk reads:  156 MB in  3.02 seconds =  51.65 MB/sec

 Timing cached reads:   612 MB in  2.01 seconds = 304.16 MB/sec
 Timing buffered disk reads:  156 MB in  3.00 seconds =  51.93 MB/sec

$ hdparm -tT /dev/md1

 Timing cached reads:   600 MB in  2.01 seconds = 298.79 MB/sec
 Timing buffered disk reads:  146 MB in  3.01 seconds =  48.53 MB/sec

 Timing cached reads:   612 MB in  2.00 seconds = 305.98 MB/sec
 Timing buffered disk reads:  152 MB in  3.01 seconds =  50.46 MB/sec

 Timing cached reads:   628 MB in  2.01 seconds = 312.73 MB/sec
 Timing buffered disk reads:  146 MB in  3.02 seconds =  48.34 MB/sec

 Timing cached reads:   600 MB in  2.01 seconds = 298.79 MB/sec
 Timing buffered disk reads:  146 MB in  3.01 seconds =  48.53 MB/sec

 Timing cached reads:   612 MB in  2.00 seconds = 305.98 MB/sec
 Timing buffered disk reads:  152 MB in  3.01 seconds =  50.46 MB/sec

 Timing cached reads:   628 MB in  2.01 seconds = 312.73 MB/sec
 Timing buffered disk reads:  146 MB in  3.02 seconds =  48.34 MB/sec