/ RAID0でこんな速度...遅すぎ!!

RAID0でこんな速度...遅すぎ!!

$ ls -l
-rwxrwxrwx 1 root root 3477946368 6月 15 05:20 06-15-2008-test.t
 
/dev/sde:
Timing buffered disk reads: 536 MB in 3.00 seconds = 178.49 MB/sec
 
/dev/sde:
readonly = 0 (off)
readahead = 256 (on)
geometry = 51168/255/63, sectors = 1874853888, start = 0
 
$ time b25 -v 1 06-15-2008-test.t test.ts
processing: finish
no EMM receiving request
 
real 10m2.947s
user 1m46.756s
sys 0m9.318s
 
RAIDではない(システムがインストールされている)HDで同じデーターで試すと
$ time b25 -v 1 06-15-2008-test.t test.ts
processing: finish
no EMM receiving request
 
real 3m48.687s
user 1m14.093s
sys 0m9.974s

— posted by くま at 05:34 am   pingTrackBack [0]

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