disk-bench 0.2.1

CLI tool to benchmark drive performance

Designed to run similar tests as Crystal Disk Mark using fio with user friendly output options.

Tests ran:

• Sequential read/write w/ 1MB block size

• Random read/write w/ 512K block size

• Queue depth 32 random read/write 4K blocks size

Install

# system install
$ sudo pip3 install disk-bench

# user install
$ pip3 install --user disk-bench

Usage

$ disk-bench --help

# Default runs fio w/ --loops=3 and --size=1G
$ disk-bench /mnt/disk-to-test/whatever

# Show CSV output (for easy copy/paste into Excel or Google Sheets)
$ disk-bench /mnt/disk-to-test/whatever --style=csv

# Quick
$ disk-bench /mnt/disk-to-test/whatever --loops=1 --size=1M

Command Details

The fio command we are running is essentially:

fio –directory . –filename=disk~bench.tmp –output-format=json –stonewall –ioengine=libaio –direct=0 –gtod_reduce=1 –name=seqread –bs=1m –rw=read –size=64G –name=seqwrite –bs=1m –rw=write –size=64G –name=randread –bs=512k –rw=randread –size=4G –name=randwrite –bs=512k –rw=randwrite –size=4G –name=4kQD32read –bs=4k –iodepth=32 –rw=randread –size=4G –name=4kQD32write –bs=4k –iodepth=32 –rw=randwrite –size=4G –name=4kQD16 –bs=4k –iodepth=32 –rw=randrw –rwmixread=65 –size=4G

Changelog

0.2.1 released 2018-12-22

• add fio command example to readme (d4f6bef)

• add direct flag back (578f509)

0.2.0 released 2018-12-21

• change tests we run and output format (df6ac7b)

0.1.4 released 2018-12-21

• fix cli direct flag (74aa304)

0.1.3 released 2018-12-21

• support non-direct IO (f5ba899)

0.1.2 released 2018-12-20

• fix some packaging issues (f908a1d)

0.1.1 released 2018-12-20

• fix pypi name (10d6115)

0.1.0 released 2018-12-20

• add tox & CI (12cfca5)

• fix json bytes/text for Python 3.5 (475e3ee)

• add tox improve package (ee8efc4)