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24HOURSMEDIA/test-disk-speed.sh

Last active July 29, 2023 12:07
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test disk speed with had-arm
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test-disk-speed.sh
!/bin/bash
sudo apt-get install hdparm
# get disk names with
sudo lsblk -l
# test speed without cache
sudo hdparm -Tt --direct /dev/sda1
# with cache
sudo hdparm -Tt /dev/sda1
# output
# dev/sda1:
# Timing O_DIRECT cached reads: 62 MB in 2.05 seconds = 30.19 MB/sec
# Timing O_DIRECT disk reads: 94 MB in 3.04 seconds = 30.90 MB/sec
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