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fsgqa
41 lines
718 B
Bash
Executable File
41 lines
718 B
Bash
Executable File
#!/bin/sh
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#
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# Produces a .tar file (if one doesn't exist as $TARFILE), then
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# times how long it takes to untar it onto the current directory.
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#
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TARFILE=${TARFILE:=/var/tmp/bench.tar.gz}
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barf()
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{
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echo $@ >2
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exit 1
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}
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new_tar()
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{
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source="bin sbin lib"
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if [ ! -f $TARFILE ]; then
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( cd / && tar czf $TARFILE $source ) || barf "tar cz failed"
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fi
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}
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run_tar()
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{
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# %U=user %S=system %E=elapsed
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mkdir ./tar || exit 1
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size=`ls -Llh $TARFILE | awk '{print $5}'`
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time=`/usr/bin/time -f '%U, %S, %E' tar xzf $TARFILE 2>&1`
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status=$?
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cd ..
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rm -fr ./tar
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[ $status -eq 0 ] || exit 1
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printf "%6s, %s\n" "$size" "$time"
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}
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if [ $# -gt 0 ]; then
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printf "%6s,%5s,%5s,%8s\n" sz usr sys real
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exit 0
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fi
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new_tar
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run_tar
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