Add a small script capable of generating fancy performance graphs

test/integration/voldemort/performance/benchmark/Benchmark.java

@@ -469,6 +469,7 @@ public long runTests(boolean runBenchmark) throws Exception {
         }
         NumberFormat nf = NumberFormat.getInstance();
         nf.setMaximumFractionDigits(4);
+        nf.setGroupingUsed(false);
 
         System.out.println("[" + label + "]\tRunTime(ms): "
                            + nf.format((endRunBenchmark - startRunBenchmark)));

test/integration/voldemort/performance/benchmark/Measurement.java

@@ -147,6 +147,7 @@ public void printReport(PrintStream out) {
         Results result = generateResults();
         NumberFormat nf = NumberFormat.getInstance();
         nf.setMaximumFractionDigits(4);
+        nf.setGroupingUsed(false);
 
         out.println("[" + getName() + "]\tOperations: " + operations);
         out.println("[" + getName() + "]\tAverage(ms): "

test/integration/voldemort/performance/generateGraph.sh

@@ -0,0 +1,98 @@
+#!/bin/bash
+#
+#   Copyright 2010 LinkedIn, Inc
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#
+
+# Currently assumes data is already present on the cluster
+
+if [ $# -lt 3 ];
+then 
+	echo 'USAGE: graph.sh cluster_url store_name ops_count'
+	exit 1
+fi
+
+# Read args
+URL=$1
+STORE_NAME=$2
+NUM_OPS=$3
+
+# File names
+DATE=`date +%C%y_%m_%d_%H_%M_%S`
+LAT_SIZE_IMG_FILE=${DATE}LatVsSize.png
+
+WRITE_FILE=${DATE}SizeWrite.dat
+READ_FILE=${DATE}SizeRead.dat
+GNUPLOT_SCRIPT=${DATE}Gnuplot
+TEMP_FILE=${DATE}temporary
+
+base_dir=$(dirname $0)/../../../../
+
+######### RUN TESTS ########
+
+# WRITES
+echo "Write tests"
+for size in 1024 2048 4096 8192 16384 32768 65536
+do
+	$base_dir/bin/voldemort-performance-tool.sh -w 100 --record-count 0 --ops-count $NUM_OPS --store-name $STORE_NAME --value-size $size --url $URL > $TEMP_FILE 
+	throughput=`grep -e 'benchmark\][[:space:]]Throughput' $TEMP_FILE | cut -d " " -f 2`
+	latMedian=`grep -e 'writes\][[:space:]]Median' $TEMP_FILE | cut -d " " -f 2`
+	lat99=`grep -e 'writes\][[:space:]]99th' $TEMP_FILE | cut -d " " -f 2`
+	latAverage=`grep -e 'writes\][[:space:]]Average' $TEMP_FILE | cut -d " " -f 2`
+	echo "$size $latMedian $lat99 $latAverage $throughput" >> $WRITE_FILE 
+	echo "Done write - Value size - $size"
+done
+
+# READS
+echo "Read tests"
+for size in 1024 2048 4096 8192 16384 32768 65536
+do
+	$base_dir/bin/voldemort-performance-tool.sh -r 100 --record-count 0 --ops-count $NUM_OPS --store-name $STORE_NAME --value-size $size --url $URL > $TEMP_FILE 
+	throughput=`grep -e 'benchmark\][[:space:]]Throughput' $TEMP_FILE | cut -d " " -f 2`
+	latMedian=`grep -e 'reads\][[:space:]]Median' $TEMP_FILE | cut -d " " -f 2`
+	lat99=`grep -e 'reads\][[:space:]]99th' $TEMP_FILE | cut -d " " -f 2`
+	latAverage=`grep -e 'reads\][[:space:]]Average' $TEMP_FILE | cut -d " " -f 2`
+	echo "$size $latMedian $lat99 $latAverage $throughput" >> $READ_FILE
+	echo "Done read - Value size - $size"
+done
+
+
+######### GENERATE GRAPHS ########
+cat > $GNUPLOT_SCRIPT << End-of-Message
+#!`which gnuplot`
+reset
+set terminal png size 1024, 1024
+set multiplot
+set log x
+set grid
+set size 1,0.25
+set xtics (1024, 2048, 4096, 8192, 16384, 32768, 65536)
+set origin 0.0,0.75
+set title "Throughput (ops/sec) Vs Size (bytes)"
+plot '$WRITE_FILE' using 1:5 title "Writes" with linespoints, '$READ_FILE' using 1:5 title "Reads" with linespoints
+set origin 0.0,0.50
+set title "Avg Latency (ms) Vs Size (bytes)"
+plot '$WRITE_FILE' using 1:4 title "Writes" with linespoints, '$READ_FILE' using 1:4 title "Reads" with linespoints
+set origin 0.0,0.25
+set title "99th percentile latency (ms) Vs Size (bytes)"
+plot '$WRITE_FILE' using 1:3 title "Writes" with linespoints, '$READ_FILE' using 1:3 title "Reads" with linespoints
+set origin 0.0,0.0
+set title "Median (ms) Vs Size (bytes)"
+plot '$WRITE_FILE' using 1:2 title "Writes" with linespoints, '$READ_FILE' using 1:2 title "Reads" with linespoints
+unset multiplot
+End-of-Message
+
+chmod +x $GNUPLOT_SCRIPT 
+./$GNUPLOT_SCRIPT > $LAT_SIZE_IMG_FILE
+rm -f $GNUPLOT_SCRIPT $WRITE_FILE $READ_FILE $TEMP_FILE