-c <count> stop after <count> requests -w <deadline> stop after <deadline> -p <period> print raw statistics for every <period> requests -P <period> print raw statistics for every <period> in time -i <interval> interval between requests (1s) -s <size> request size (4k) -S <wsize> working set size (1m) -o <offset> working set offset (0) -L use sequential operations (includes -s 256k) -A use asynchronous I/O -C use cached I/O -D use direct I/O -W use write I/O *DANGEROUS* -R seek rate test (same as -q -i 0 -w 3 -S 64m) -B print final statistics in raw format -q suppress human-readable output -h display this message and exit -v display version and exit
위의 사용법을 확인하고 실행을 해보면..다음과 같이 ping 체크 하던것과 비슷한 형태로 보여집니다.
# ioping /dev/sda5 4.0 KiB from /dev/sda5 (device 115.4 GiB): request=1 time=4.2 ms 4.0 KiB from /dev/sda5 (device 115.4 GiB): request=2 time=4.2 ms 4.0 KiB from /dev/sda5 (device 115.4 GiB): request=3 time=230 us 4.0 KiB from /dev/sda5 (device 115.4 GiB): request=4 time=4.2 ms 4.0 KiB from /dev/sda5 (device 115.4 GiB): request=5 time=4.2 ms 4.0 KiB from /dev/sda5 (device 115.4 GiB): request=6 time=430 us ^C — /dev/sda5 (device 115.4 GiB) ioping statistics — 6 requests completed in 5.3 s, 344 iops, 1.3 MiB/s min/avg/max/mdev = 230 us / 2.9 ms / 4.2 ms / 1.8 ms
IO Latency를 실시간으로 체크해보는데는 도움이 될 만한 툴이니 한번씩 설치해서 이용해보시길…
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When you login first time using a Social Login button, we collect your account public profile information shared by Social Login provider, based on your privacy settings. We also get your email address to automatically create an account for you in our website. Once your account is created, you'll be logged-in to this account.
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