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leonlaser/test_disk_speed

Last active March 21, 2019 14:19
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[Test disk speed] #dd #hdd #disk #server #speedtest #speed #io
Raw
test_disk_speed
#!/bin/bash
# bs=file size
# count=number of tries
# if=input file
# of=output file
# conv='sync' (macos) / 'fadatasync' (linux) wait for I/O-Cache to write data on disk
dd bs=${bs:-1024} count=${count:-256} if=/dev/zero of=dd_zero_file conv=sync && rm dd_zero_file
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