Dateien des bash Tutorioals auf raspithek.de
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#! /usr/bin/bash
MOUNTPOINT='/mnt/speedtest'
# number of threads used during testing
nproc=4
if [ "$EUID" -ne 0 ]
then echo "Please run as root"
exit 1
fi
if [ "${1}" ]; then
DEVICE=${1}
PARTITION=${DEVICE}1
echo "using device ${DEVICE}"
else
echo "using default device ${DEVICE}"
fi
# check if sd card is inserted
if [ -e ${DEVICE} ]; then
echo "card inserted"
else
echo "no sd card found"
exit 2
fi
echo "deleting partion #1"
sfdisk --delete -w ${DEVICE} 1 && sync
echo "creating new ext4 partition"
echo ",," |sfdisk ${DEVICE} && sync
echo "creating ext4 filesystem on ${PARTITION}"
echo "y" |mkfs.ext4 ${PARTITION}
#check if mount point is available, create otherwise
if [ ! -d "${MOUNTPOINT}" ]; then mkdir "${MOUNTPOINT}"; fi
mount -t ext4 "${PARTITION}" "${MOUNTPOINT}"
cd "${MOUNTPOINT}"
echo "preparing tests"
sysbench fileio --file-total-size=8G prepare > /dev/null
# Test with 16K block size, random read/write
echo "run test with 16K block size"
sysbench fileio --file-block-size=16K --file-total-size=8G --file-test-mode=rndrw --threads=$(nproc) run
# Test with 1M block size, random read/write
echo "run test with 1M block size"
sysbench fileio --file-block-size=1M --file-total-size=8G --file-test-mode=rndrw --threads=$(nproc) run
# cleanup the test files
echo "cleaning up test files"
sysbench fileio --file-total-size=8G cleanup
cd - >/dev/null
umount ${PARTITION}