generate-flame.sh

#!/bin/bash

set -e

NOW=$(date +"%Y-%m-%d-%H:%M:%S")
PERFDATA="perf.script"
INDIR=$1
NAME=$2
OUTDIR="$(pwd)/results/$2.$NOW"

STACKCOLLAPSE=~/FlameGraph/stackcollapse-perf.pl
FLAMEGRAPH=~/FlameGraph/flamegraph.pl

if [ ! -f "$INDIR/$PERFDATA" ]; then
        echo "$INDIR/$PERFDATA does not exist!";
        exit -1;
fi

# move perf output data
echo "Generating $OUTDIR"
mkdir -p $OUTDIR

sudo chown $USER:$USER $INDIR/$PERFDATA

sudo cp $INDIR/perf.* $OUTDIR/
sudo chown root:root $OUTDIR/$PERFDATA

cd $OUTDIR; cat $PERFDATA | \
        $STACKCOLLAPSE --all --addrs | \
        $FLAMEGRAPH > $OUTDIR/$NAME.svg

echo "Download:"
echo "  scp $USER@mehlow-prequal06.jf.intel.com:$OUTDIR/$NAME.svg ."

cd -
# remove original files
sudo rm $INDIR/perf.*