1 /*******************************************************************************
2 * Copyright (c) 2014 École Polytechnique de Montréal
4 * All rights reserved. This program and the accompanying materials are
5 * made available under the terms of the Eclipse Public License v1.0 which
6 * accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * Geneviève Bastien - Initial API and implementation
11 *******************************************************************************/
13 package org
.eclipse
.tracecompass
.lttng2
.kernel
.core
.tests
.perf
.event
.matching
;
17 import org
.eclipse
.test
.performance
.Dimension
;
18 import org
.eclipse
.test
.performance
.Performance
;
19 import org
.eclipse
.test
.performance
.PerformanceMeter
;
20 import org
.eclipse
.tracecompass
.internal
.lttng2
.kernel
.core
.event
.matching
.TcpEventMatching
;
21 import org
.eclipse
.tracecompass
.internal
.lttng2
.kernel
.core
.event
.matching
.TcpLttngEventMatching
;
22 import org
.eclipse
.tracecompass
.testtraces
.ctf
.CtfTestTrace
;
23 import org
.eclipse
.tracecompass
.tmf
.core
.event
.matching
.TmfEventMatching
;
24 import org
.eclipse
.tracecompass
.tmf
.core
.trace
.ITmfTrace
;
25 import org
.eclipse
.tracecompass
.tmf
.ctf
.core
.tests
.shared
.CtfTmfTestTraceUtils
;
26 import org
.eclipse
.tracecompass
.tmf
.ctf
.core
.trace
.CtfTmfTrace
;
27 import org
.junit
.BeforeClass
;
28 import org
.junit
.Test
;
30 import com
.google
.common
.collect
.ImmutableSet
;
33 * Benchmark simple event matching, without trace synchronization
35 * @author Geneviève Bastien
37 public class EventMatchingBenchmark
{
39 private static final String TEST_ID
= "org.eclipse.linuxtools#Event matching#";
40 private static final String TIME
= " (time)";
41 private static final String MEMORY
= " (memory usage)";
42 private static final String TEST_SUMMARY
= "Event matching";
45 * Initialize some data
48 public static void setUp() {
49 TmfEventMatching
.registerMatchObject(new TcpEventMatching());
50 TmfEventMatching
.registerMatchObject(new TcpLttngEventMatching());
54 * Run the benchmark with 2 small traces
57 public void testSmallTraces() {
58 CtfTmfTrace trace1
= CtfTmfTestTraceUtils
.getTrace(CtfTestTrace
.SYNC_SRC
);
59 CtfTmfTrace trace2
= CtfTmfTestTraceUtils
.getTrace(CtfTestTrace
.SYNC_DEST
);
61 Set
<ITmfTrace
> traces
= ImmutableSet
.of((ITmfTrace
) trace1
, trace2
);
62 runCpuTest(traces
, "Match TCP events", 100);
70 * Run the benchmark with 3 bigger traces
73 public void testDjangoTraces() {
74 CtfTmfTrace trace1
= CtfTmfTestTraceUtils
.getTrace(CtfTestTrace
.DJANGO_CLIENT
);
75 CtfTmfTrace trace2
= CtfTmfTestTraceUtils
.getTrace(CtfTestTrace
.DJANGO_DB
);
76 CtfTmfTrace trace3
= CtfTmfTestTraceUtils
.getTrace(CtfTestTrace
.DJANGO_HTTPD
);
78 Set
<ITmfTrace
> traces
= ImmutableSet
.of((ITmfTrace
) trace1
, trace2
, trace3
);
79 runCpuTest(traces
, "Django traces", 10);
80 runMemoryTest(traces
, "Django traces", 10);
87 private static void runCpuTest(Set
<ITmfTrace
> testTraces
, String testName
, int loop_count
) {
88 Performance perf
= Performance
.getDefault();
89 PerformanceMeter pm
= perf
.createPerformanceMeter(TEST_ID
+ testName
+ TIME
);
90 perf
.tagAsSummary(pm
, TEST_SUMMARY
+ ':' + testName
+ TIME
, Dimension
.CPU_TIME
);
92 for (int i
= 0; i
< loop_count
; i
++) {
93 TmfEventMatching traceMatch
= new TmfEventMatching(testTraces
);
96 traceMatch
.matchEvents();
103 /* Benchmark memory used by the algorithm */
104 private static void runMemoryTest(Set
<ITmfTrace
> testTraces
, String testName
, int loop_count
) {
105 Performance perf
= Performance
.getDefault();
106 PerformanceMeter pm
= perf
.createPerformanceMeter(TEST_ID
+ testName
+ MEMORY
);
107 perf
.tagAsSummary(pm
, TEST_SUMMARY
+ ':' + testName
+ MEMORY
, Dimension
.USED_JAVA_HEAP
);
109 for (int i
= 0; i
< loop_count
; i
++) {
110 TmfEventMatching traceMatch
= new TmfEventMatching(testTraces
);
114 traceMatch
.matchEvents();