HP Smart Array p410 Controller Tuning
These directions are for Ubuntu or Debian.
echo "noop" > /sys/block/cciss\!c0d0/queue/scheduler blockdev --setra 65536 /dev/cciss/c0d0 echo 512 > /sys/block/cciss\!c0d0/queue/nr_requests echo 2048 > /sys/block/cciss\!c0d0/queue/read_ahead_kb
/dev/cciss/c0d0: Timing cached reads: 6114 MB in 2.00 seconds = 3058.43 MB/sec Timing buffered disk reads: 1090 MB in 3.00 seconds = 362.88 MB/sec
<So, it went from around 40 MB/s to over 360 MB/s. I’d say 4 lines of tweaking were worth it.
