Examples with GCModel com.tagtraum.perf.gcviewer.model.GCModel used on opensource projects

Example 16 with GCModel

use of com.tagtraum.perf.gcviewer.model.GCModel in project GCViewer by chewiebug.

the class TestDataReaderSun1_6_0 method testDerivedGenerationValues.

/**
     * Often only the young generation information is explicitly present. Old generation memory
     * size can be derived from heap - young size. This test checks for presence of derived memory
     * information.
     */
@Test
public void testDerivedGenerationValues() throws Exception {
    ByteArrayInputStream in = new ByteArrayInputStream("10.675: [GC [PSYoungGen: 21051K->4947K(22656K)] 23342K->7238K(67712K), 0.0191817 secs] [Times: user=0.09 sys=0.01, real=0.02 secs]".getBytes());
    DataReader reader = new DataReaderSun1_6_0(new GcResourceFile("byteArray"), in, GcLogType.SUN1_6);
    GCModel model = reader.read();
    assertEquals("GC count", 1, model.size());
    assertEquals("young used", 21051, model.getYoungUsedSizes().getMin());
    assertEquals("young allocated", 22656, model.getYoungAllocatedSizes().getMax());
    assertEquals("tenured used", 23342 - 21051, model.getTenuredUsedSizes().getMin());
    assertEquals("tenured allocated", 67712 - 22656, model.getTenuredAllocatedSizes().getMax());
}

Example 17 with GCModel

use of com.tagtraum.perf.gcviewer.model.GCModel in project GCViewer by chewiebug.

the class TestDataReaderSun1_6_0 method testPrintHeapAtGC.

@Test
public void testPrintHeapAtGC() throws Exception {
    TestLogHandler handler = new TestLogHandler();
    handler.setLevel(Level.WARNING);
    GCResource gcResource = new GcResourceFile("SampleSun1_6_0PrintHeapAtGC.txt");
    gcResource.getLogger().addHandler(handler);
    InputStream in = getInputStream(gcResource.getResourceName());
    DataReader reader = new DataReaderSun1_6_0(gcResource, in, GcLogType.SUN1_6);
    GCModel model = reader.read();
    assertEquals("GC count", 2, model.size());
    assertEquals("GC pause", 0.0134287, model.getGCPause().getMin(), 0.000000001);
    assertEquals("number of errors", 0, handler.getCount());
}

Example 18 with GCModel

use of com.tagtraum.perf.gcviewer.model.GCModel in project GCViewer by chewiebug.

the class TestDataReaderSun1_6_0 method testPrintCmsStatisticsConcurrentMark.

@Test
public void testPrintCmsStatisticsConcurrentMark() throws Exception {
    ByteArrayInputStream in = new ByteArrayInputStream(("2012-10-20T18:04:57.850+0200: 1.327: [CMS-concurrent-mark: 0.011/0.011 secs] (CMS-concurrent-mark yielded 0 times)" + "\n [Times: user=0.03 sys=0.00, real=0.01 secs]").getBytes());
    DataReader reader = new DataReaderSun1_6_0(new GcResourceFile("byteArray"), in, GcLogType.SUN1_6);
    GCModel model = reader.read();
    assertEquals("GC count", 1, model.size());
    assertEquals("GC pause", 0.011, model.getConcurrentEventPauses().values().iterator().next().getMin(), 0.000000001);
}

Example 19 with GCModel

use of com.tagtraum.perf.gcviewer.model.GCModel in project GCViewer by chewiebug.

the class TestDataReaderSun1_6_0 method testLineMixesPrintTenuringDistribution.

@Test
public void testLineMixesPrintTenuringDistribution() throws Exception {
    ByteArrayInputStream in = new ByteArrayInputStream(("2011-03-31T06:01:25.675+0200: 5682.440: [GC 5682.441: [ParNew2011-03-31T06:01:25.682+0200: 5682.447: [CMS-concurrent-abortable-preclean: 0.035/0.348 secs]" + "\nDesired survivor size 557056 bytes, new threshold 4 (max 4)" + "\n- age   1:       1104 bytes,       1104 total" + "\n- age   2:      52008 bytes,      53112 total" + "\n- age   3:       4400 bytes,      57512 total" + "\n [Times: user=0.59 sys=0.01, real=0.35 secs]" + "\n: 9405K->84K(10368K), 0.0064674 secs] 151062K->141740K(164296K), 0.0067202 secs] [Times: user=0.11 sys=0.01, real=0.01 secs]").getBytes());
    DataReader reader = new DataReaderSun1_6_0(new GcResourceFile("byteArray"), in, GcLogType.SUN1_6);
    GCModel model = reader.read();
    assertEquals("GC count", 2, model.size());
    assertEquals("event pause", 0.0067202, model.getGCPause().getMax(), 0.0000001);
}

Example 20 with GCModel

use of com.tagtraum.perf.gcviewer.model.GCModel in project GCViewer by chewiebug.

the class TestDataReaderSun1_6_0 method testCMSScavengeBeforeRemarkTimeStamp.

@Test
public void testCMSScavengeBeforeRemarkTimeStamp() throws Exception {
    ByteArrayInputStream in = new ByteArrayInputStream(("2.036: [GC[YG occupancy: 235954 K (235968 K)]2.036: [GC 2.036: [ParNew: 235954K->30K(235968K), 0.0004961 secs] 317153K->81260K(395712K), 0.0005481 secs] [Times: user=0.00 sys=0.00, real=0.00 secs]" + "\n2.037: [Rescan (parallel) , 0.0002425 secs]2.037: [weak refs processing, 0.0000041 secs]2.037: [class unloading, 0.0000938 secs]2.037: [scrub symbol & string tables, 0.0003138 secs] [1 CMS-remark: 81230K(159744K)] 81260K(395712K), 0.0013653 secs] [Times: user=0.00 sys=0.00, real=0.00 secs]").getBytes());
    DataReader reader = new DataReaderSun1_6_0(new GcResourceFile("byteArray"), in, GcLogType.SUN1_6);
    GCModel model = reader.read();
    assertEquals("GC count", 2, model.size());
    assertEquals("1st event", "GC; ParNew", model.get(0).getTypeAsString());
    assertEquals("2nd event", "GC; CMS-remark", model.get(1).getTypeAsString());
    assertEquals("1st event pause", 0.0005481, ((GCEvent) model.get(0)).getPause(), 0.00000001);
    assertEquals("2nd event pause", 0.0013653 - 0.0005481, ((GCEvent) model.get(1)).getPause(), 0.00000001);
}