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#!/bin/bash -eu
#
# Run the set of "canonical" benchmarks that are shown on
# https://nuetzlich.net/gocryptfs/comparison/
# against the directory passed as "$1".
#
# This is called by the top-level script "benchmark.bash".
cd "$(dirname "$0")"
MYNAME=$(basename "$0")
if [ $# -ne 1 ]; then
echo "usage: $MYNAME TESTDIR"
exit 1
fi
# Download /tmp/linux-3.0.tar.gz
./dl-linux-tarball.bash
# cd to TESTDIR
cd "$1"
# Execute command, discard all stdout output, print elapsed time
# (to stderr, unfortunately).
function etime {
# Make the bash builtin "time" print out only the elapse wall clock
# seconds
TIMEFORMAT=%R
time "$@" > /dev/null
}
echo -n "WRITE: "
dd if=/dev/zero of=zero bs=131072 count=2000 2>&1 | tail -n 1
rm zero
sleep 1
echo -n "UNTAR: "
etime tar xzf /tmp/linux-3.0.tar.gz
sleep 1
echo -n "LS: "
etime ls -lR linux-3.0
sleep 1
echo -n "RM: "
etime rm -Rf linux-3.0
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