carbon-relay-ng-memleak.sh

#!/bin/bash

log () {
	echo "$(date +'%Y/%m/%d %H:%M:%S') $@"
}

for commit in $(cat commits); do
	echo
	log "doing $commit"
	echo
	git checkout $commit
	make
	./carbon-relay-ng dieter-configs/carbon-relay-ng.ini.anderender &> out-$commit.txt &
	pid=$!
	echo "pid is $pid"
	> memory-$commit.txt
	for i in {1..600}; do
		sleep 1
		rss=$(ps --no-headers -o rss -p $pid | sed 's#$#000#')
		heap=$(curl -s 'http://127.0.0.1:8082/debug/pprof/heap?debug=1' | awk '/HeapAlloc/ {print $NF}')
		echo "$rss $heap" >> memory-$commit.txt
		if [ $i -eq 1 -o $((i % 60)) -eq 0 ]; then
			wget http://127.0.0.1:8082/debug/pprof/heap -O heap-$commit-$i
		fi
	done 
	kill $pid
	gnuplot -p -e "set terminal png size 1280,720; set output '${commit}.png'; set format y '%.0s%cB'; plot 'memory-$commit.txt' using 1 title 'rss' with lines, 'memory-$commit.txt' using 2 title 'heap' with lines";
done