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
.jdt
.annotation
.NonNull
;
18 import org
.eclipse
.test
.performance
.Dimension
;
19 import org
.eclipse
.test
.performance
.Performance
;
20 import org
.eclipse
.test
.performance
.PerformanceMeter
;
21 import org
.eclipse
.tracecompass
.internal
.lttng2
.kernel
.core
.event
.matching
.TcpEventMatching
;
22 import org
.eclipse
.tracecompass
.internal
.lttng2
.kernel
.core
.event
.matching
.TcpLttngEventMatching
;
23 import org
.eclipse
.tracecompass
.testtraces
.ctf
.CtfTestTrace
;
24 import org
.eclipse
.tracecompass
.tmf
.core
.event
.matching
.TmfEventMatching
;
25 import org
.eclipse
.tracecompass
.tmf
.core
.trace
.ITmfTrace
;
26 import org
.eclipse
.tracecompass
.tmf
.ctf
.core
.tests
.shared
.CtfTmfTestTraceUtils
;
27 import org
.eclipse
.tracecompass
.tmf
.ctf
.core
.trace
.CtfTmfTrace
;
28 import org
.junit
.BeforeClass
;
29 import org
.junit
.Test
;
31 import com
.google
.common
.collect
.ImmutableSet
;
34 * Benchmark simple event matching, without trace synchronization
36 * @author Geneviève Bastien
38 public class EventMatchingBenchmark
{
40 private static final String TEST_ID
= "org.eclipse.linuxtools#Event matching#";
41 private static final String TIME
= " (time)";
42 private static final String MEMORY
= " (memory usage)";
43 private static final String TEST_SUMMARY
= "Event matching";
46 * Initialize some data
49 public static void setUp() {
50 TmfEventMatching
.registerMatchObject(new TcpEventMatching());
51 TmfEventMatching
.registerMatchObject(new TcpLttngEventMatching());
55 * Run the benchmark with 2 small traces
58 public void testSmallTraces() {
59 CtfTmfTrace trace1
= CtfTmfTestTraceUtils
.getTrace(CtfTestTrace
.SYNC_SRC
);
60 CtfTmfTrace trace2
= CtfTmfTestTraceUtils
.getTrace(CtfTestTrace
.SYNC_DEST
);
62 Set
<@NonNull ITmfTrace
> traces
= ImmutableSet
.of(trace1
, trace2
);
63 runCpuTest(traces
, "Match TCP events", 100);
71 * Run the benchmark with 3 bigger traces
74 public void testDjangoTraces() {
75 CtfTmfTrace trace1
= CtfTmfTestTraceUtils
.getTrace(CtfTestTrace
.DJANGO_CLIENT
);
76 CtfTmfTrace trace2
= CtfTmfTestTraceUtils
.getTrace(CtfTestTrace
.DJANGO_DB
);
77 CtfTmfTrace trace3
= CtfTmfTestTraceUtils
.getTrace(CtfTestTrace
.DJANGO_HTTPD
);
79 Set
<@NonNull ITmfTrace
> traces
= ImmutableSet
.of(trace1
, trace2
, trace3
);
80 runCpuTest(traces
, "Django traces", 10);
81 runMemoryTest(traces
, "Django traces", 10);
88 private static void runCpuTest(Set
<@NonNull ITmfTrace
> testTraces
, String testName
, int loop_count
) {
89 Performance perf
= Performance
.getDefault();
90 PerformanceMeter pm
= perf
.createPerformanceMeter(TEST_ID
+ testName
+ TIME
);
91 perf
.tagAsSummary(pm
, TEST_SUMMARY
+ ':' + testName
+ TIME
, Dimension
.CPU_TIME
);
93 for (int i
= 0; i
< loop_count
; i
++) {
94 TmfEventMatching traceMatch
= new TmfEventMatching(testTraces
);
97 traceMatch
.matchEvents();
104 /* Benchmark memory used by the algorithm */
105 private static void runMemoryTest(Set
<@NonNull ITmfTrace
> testTraces
, String testName
, int loop_count
) {
106 Performance perf
= Performance
.getDefault();
107 PerformanceMeter pm
= perf
.createPerformanceMeter(TEST_ID
+ testName
+ MEMORY
);
108 perf
.tagAsSummary(pm
, TEST_SUMMARY
+ ':' + testName
+ MEMORY
, Dimension
.USED_JAVA_HEAP
);
110 for (int i
= 0; i
< loop_count
; i
++) {
111 TmfEventMatching traceMatch
= new TmfEventMatching(testTraces
);
115 traceMatch
.matchEvents();