Lraid5 iozone

iozone

Quick speed tests:

# time dd if=/dev/zero of=/data/bigfile4 bs=64k count=10000
-rw-r--r--   1 root     root        6.1G Aug  1 17:34 bigfile4
real    0m18.391s
347.02 MB/s

Running iozone, compiled for 64bit Solaris.

Solaris 10 64-bit
# ./iozone -Rab local-test -i 0 -i 1 -+u -f /data/testfile-iozone -q 64k -n 32M -g 1G -z

lraid5 read performance

lraid5 write performance

lraid5 reread performance

lraid5 rewrite performance

Solaris 10 64-bit ZIL cache disabled

lraid5 ZIL-disabled read performance

lraid5 ZIL-disabled write performance

lraid5 ZIL-disabled reread performance

lraid5 ZIL-disabled rewrite performance