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Last active Jan 23, 2021
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raspberry pi disk speed script
# Tests Raspberry Pi disk read/write speed
if [ "$EUID" -ne 0 ]
then echo "Please run as root"
echo "=== Performing Write Speed Test ==="
dd if=/dev/zero of=/tmp/test.tmp bs=500K count=1024 oflag=dsync
sync; echo 3 | tee /proc/sys/vm/drop_caches
echo "=== Performing Read Speed Test ==="
dd if=/tmp/test.tmp of=/dev/null bs=500K count=1024
rm -rf /tmp/test.tmp
echo "=== Speed Test Complete ==="
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