RBD

fio -ioengine=rbd -name=test -bs=4k -iodepth=32 -rw=randread -runtime=60  -pool=kube -rbdname=bench

READ: bw=21.8MiB/s (22.8MB/s), 21.8MiB/s-21.8MiB/s (22.8MB/s-22.8MB/s), io=1308MiB (1371MB), run=60011-60011msec

fio -ioengine=rbd -name=test -bs=4k -iodepth=32 -rw=randwrite -runtime=60  -pool=kube -rbdname=bench

WRITE: bw=5968KiB/s (6111kB/s), 5968KiB/s-5968KiB/s (6111kB/s-6111kB/s), io=350MiB (367MB), run=60022-60022msec

mapped rbd :

 fio -ioengine=libaio -name=test -bs=4k -iodepth=32 -rw=randread -runtime=60 -filename=/dev/rbd/kube/bench

READ: bw=785KiB/s (804kB/s), 785KiB/s-785KiB/s (804kB/s-804kB/s), io=46.0MiB (48.3MB), run=60008-60008msec

old hardware  raw disk:

fio -ioengine=libaio -name=test -bs=4k -iodepth=1 -direct=1 -fsync=1 -rw=randwrite -runtime=60 -filename=/dev/sda4

WRITE: bw=107MiB/s (112MB/s), 107MiB/s-107MiB/s (112MB/s-112MB/s), io=6401MiB (6712MB), run=60001-60001msec

fio -ioengine=libaio -name=test -bs=4k -iodepth=1 -direct=1 -fsync=1 -rw=randread -runtime=60 -filename=/dev/sda4

READ: bw=36.8MiB/s (38.6MB/s), 36.8MiB/s-36.8MiB/s (38.6MB/s-38.6MB/s), io=2208MiB (2315MB), run=60001-60001msec

new hardware  raw disk :

fio -ioengine=libaio -name=test -bs=4k -iodepth=1 -direct=1 -fsync=1 -rw=randwrite -runtime=60 -filename=/dev/nvme1n1p4

WRITE: bw=12.1MiB/s (12.7MB/s), 12.1MiB/s-12.1MiB/s (12.7MB/s-12.7MB/s), io=728MiB (763MB), run=60001-60001msec

fio -ioengine=libaio -name=test -bs=4k -iodepth=1 -direct=1 -fsync=1 -rw=randread -runtime=60 -filename=/dev/nvme1n1p4

READ: bw=35.6MiB/s (37.3MB/s), 35.6MiB/s-35.6MiB/s (37.3MB/s-37.3MB/s), io=2134MiB (2237MB), run=60001-60001msec

Le vendredi 16 août 2019 à 21:34 +0300, vitalif@yourcmc.ru a écrit :