raspberry pi disk speed script
#!/bin/bash | |
# Tests Raspberry Pi disk read/write speed | |
if [ "$EUID" -ne 0 ] | |
then echo "Please run as root" | |
exit | |
fi | |
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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