Examples with SelectedCpuQueryFilter org.eclipse.tracecompass.tmf.core.model.filters.SelectedCpuQueryFilter used on opensource projects

Example 1 with SelectedCpuQueryFilter

use of org.eclipse.tracecompass.tmf.core.model.filters.SelectedCpuQueryFilter in project tracecompass by tracecompass.

the class CPUAnalysisBenchmark method benchmarkCPUModule.

@SuppressWarnings("restriction")
private static void benchmarkCPUModule(String testName, @NonNull LttngKernelTrace trace, int loopCount) throws TmfAnalysisException {
    Performance perf = Performance.getDefault();
    PerformanceMeter pmAnalysisExecution = perf.createPerformanceMeter(TEST_ID + testName + ": " + TEST_ANALYSIS_EXECUTION);
    perf.tagAsSummary(pmAnalysisExecution, TEST_ANALYSIS_EXECUTION + '(' + testName + ')', Dimension.CPU_TIME);
    PerformanceMeter pmQueryUsage = perf.createPerformanceMeter(TEST_ID + testName + ": " + TEST_ANALYSIS_QUERY);
    perf.tagAsSummary(pmQueryUsage, TEST_ANALYSIS_QUERY + '(' + testName + ')', Dimension.CPU_TIME);
    for (int i = 0; i < loopCount; i++) {
        KernelCpuUsageAnalysis module = getModule(trace);
        try {
            pmAnalysisExecution.start();
            TmfTestHelper.executeAnalysis(module);
            pmAnalysisExecution.stop();
            CpuUsageDataProvider dataProvider = CpuUsageDataProvider.create(trace);
            assertNotNull(dataProvider);
            // Query all CPU Usage for full time range, then 10 times 10%
            // smaller ranges
            int resolution = 1500;
            long startTime = trace.getStartTime().toNanos();
            long endTime = trace.getEndTime().toNanos();
            pmQueryUsage.start();
            for (int j = 0; j < 10; j++) {
                // Query the tree for that range
                TimeQueryFilter filter = new SelectedCpuQueryFilter(startTime, endTime, 2, Collections.emptyList(), Collections.emptySet());
                @NonNull Map<@NonNull String, @NonNull Object> parameters = new HashMap<>();
                parameters.put(DataProviderParameterUtils.REQUESTED_TIME_KEY, getTimeRequested(filter));
                parameters.put(DataProviderParameterUtils.REQUESTED_ITEMS_KEY, Collections.emptyList());
                parameters.put("cpus", Collections.emptySet());
                TmfModelResponse<@NonNull TmfTreeModel<@NonNull CpuUsageEntryModel>> response = dataProvider.fetchTree(parameters, NULL_MONITOR);
                TmfTreeModel<@NonNull CpuUsageEntryModel> model = response.getModel();
                assertNotNull(model);
                List<CpuUsageEntryModel> entries = model.getEntries();
                assertNotNull(entries);
                // Add all entries to the list of selected
                List<Long> selected = new ArrayList<>();
                for (CpuUsageEntryModel entry : entries) {
                    selected.add(entry.getId());
                }
                // Get the usage for all threads
                filter = new SelectedCpuQueryFilter(startTime, endTime, resolution, selected, Collections.emptySet());
                parameters = new HashMap<>();
                parameters.put(DataProviderParameterUtils.REQUESTED_TIME_KEY, getTimeRequested(filter));
                parameters.put(DataProviderParameterUtils.REQUESTED_ITEMS_KEY, selected);
                parameters.put("cpus", Collections.emptySet());
                TmfModelResponse<@NonNull ITmfXyModel> fetchXY = dataProvider.fetchXY(parameters, NULL_MONITOR);
                ITmfXyModel model2 = fetchXY.getModel();
                assertNotNull(model2);
                // Reduce the time range
                long step = (endTime - startTime) / 20;
                startTime += step;
                endTime -= step;
            }
            pmQueryUsage.stop();
        } finally {
            module.dispose();
        }
    }
    pmAnalysisExecution.commit();
    pmQueryUsage.commit();
}

Example 2 with SelectedCpuQueryFilter

use of org.eclipse.tracecompass.tmf.core.model.filters.SelectedCpuQueryFilter in project tracecompass by tracecompass.

the class CpuUsageDataProvider method getYSeriesModels.

/**
 * @since 2.5
 */
@Override
@Nullable
protected Collection<IYModel> getYSeriesModels(ITmfStateSystem ss, Map<String, Object> fetchParameters, @Nullable IProgressMonitor monitor) {
    Set<Integer> cpus = Collections.emptySet();
    SelectionTimeQueryFilter filter = createCpuQuery(fetchParameters);
    if (filter == null) {
        filter = FetchParametersUtils.createSelectionTimeQuery(fetchParameters);
        if (filter == null) {
            return null;
        }
    }
    if (filter instanceof SelectedCpuQueryFilter) {
        cpus = ((SelectedCpuQueryFilter) filter).getSelectedCpus();
    }
    long[] xValues = filter.getTimesRequested();
    /* CPU usage values for total and selected thread */
    double[] totalValues = new double[xValues.length];
    Map<String, IYModel> selectedThreadValues = new HashMap<>();
    for (Entry<Long, Integer> entry : getSelectedEntries(filter).entrySet()) {
        String name = Integer.toString(entry.getValue());
        selectedThreadValues.put(name, new YModel(entry.getKey(), getTrace().getName() + ':' + name, new double[xValues.length]));
    }
    long prevTime = Math.max(getInitialPrevTime(filter), ss.getStartTime());
    long currentEnd = ss.getCurrentEndTime();
    for (int i = 0; i < xValues.length; i++) {
        long time = xValues[i];
        if (time < ss.getStartTime() || time > currentEnd) {
            /* Leave empty if time xValue is out of bounds */
            prevTime = time;
            continue;
        }
        if (prevTime < time) {
            Map<String, Long> cpuUsageMap = Maps.filterKeys(getAnalysisModule().getCpuUsageInRange(cpus, prevTime, time), key -> key.startsWith(KernelCpuUsageAnalysis.TOTAL));
            /*
                 * Calculate the sum of all total entries, and add a data point to the selected
                 * one
                 */
            long totalCpu = 0;
            for (Entry<String, Long> entry : cpuUsageMap.entrySet()) {
                String threadName = extractThreadName(entry.getKey());
                if (threadName != null) {
                    long cpuTime = entry.getValue();
                    totalCpu += cpuTime;
                    IYModel values = selectedThreadValues.get(threadName);
                    if (values != null) {
                        values.getData()[i] = normalize(prevTime, time, cpuTime);
                    }
                }
            }
            totalValues[i] = normalize(prevTime, time, totalCpu);
        } else if (i > 0) {
            /* In case of duplicate time xValue copy previous yValues */
            for (IYModel values : selectedThreadValues.values()) {
                values.getData()[i] = values.getData()[i - 1];
            }
            totalValues[i] = totalValues[i - 1];
        }
        prevTime = time;
        if (monitor != null && monitor.isCanceled()) {
            return null;
        }
    }
    ImmutableList.Builder<IYModel> ySeries = ImmutableList.builder();
    String key = TOTAL + getTrace().getName();
    ySeries.add(new YModel(getId(ITmfStateSystem.ROOT_ATTRIBUTE), key, totalValues));
    for (IYModel entry : selectedThreadValues.values()) {
        ySeries.add(entry);
    }
    return ySeries.build();
}

Example 3 with SelectedCpuQueryFilter

use of org.eclipse.tracecompass.tmf.core.model.filters.SelectedCpuQueryFilter in project tracecompass by tracecompass.

the class CpuUsageDataProviderTest method testTree.

/**
 * Test the
 * {@link CpuUsageDataProvider#fetchTree(Map, IProgressMonitor)}
 * method.
 * <p>
 */
@Test
public void testTree() {
    CpuUsageDataProvider dataProvider = fDataProvider;
    IProgressMonitor monitor = new NullProgressMonitor();
    /* This range should query the total range */
    TimeQueryFilter filter = new SelectedCpuQueryFilter(0L, 30L, 2, Collections.emptyList(), Collections.emptySet());
    @NonNull Map<@NonNull String, @NonNull Object> parameters = new HashMap<>();
    parameters.put(DataProviderParameterUtils.REQUESTED_TIME_KEY, getTimeRequested(filter));
    parameters.put(DataProviderParameterUtils.REQUESTED_ITEMS_KEY, Collections.emptyList());
    parameters.put("cpus", Collections.emptySet());
    TmfModelResponse<@NonNull TmfTreeModel<@NonNull CpuUsageEntryModel>> response = dataProvider.fetchTree(parameters, monitor);
    assertTrue(response.getStatus() == Status.COMPLETED);
    TmfTreeModel<@NonNull CpuUsageEntryModel> model = response.getModel();
    assertNotNull(model);
    /* Maps a tid to the total time */
    Map<Integer, Long> expected = new HashMap<>();
    expected.put(1, 5L);
    expected.put(2, 19L);
    expected.put(3, 11L);
    expected.put(4, 13L);
    expected.put(-2, 48L);
    compareModel(expected, model);
    /* Verify a range when a process runs at the start */
    filter = new SelectedCpuQueryFilter(22L, 25L, 2, Collections.emptyList(), Collections.emptySet());
    parameters.put(DataProviderParameterUtils.REQUESTED_TIME_KEY, getTimeRequested(filter));
    response = dataProvider.fetchTree(parameters, monitor);
    assertTrue(response.getStatus() == Status.COMPLETED);
    model = response.getModel();
    assertNotNull(model);
    /* Maps a tid to the total time */
    expected.clear();
    expected.put(3, 3L);
    expected.put(4, 3L);
    expected.put(-2, 6L);
    compareModel(expected, model);
    /* Verify a range when a process runs at the end */
    filter = new SelectedCpuQueryFilter(1L, 4L, 2, Collections.emptyList(), Collections.emptySet());
    parameters.put(DataProviderParameterUtils.REQUESTED_TIME_KEY, getTimeRequested(filter));
    response = dataProvider.fetchTree(parameters, monitor);
    assertTrue(response.getStatus() == Status.COMPLETED);
    model = response.getModel();
    assertNotNull(model);
    /* Maps a tid to the total time */
    expected.clear();
    expected.put(2, 3L);
    expected.put(3, 1L);
    expected.put(4, 2L);
    expected.put(-2, 6L);
    compareModel(expected, model);
    /* Verify a range when a process runs at start and at the end */
    filter = new SelectedCpuQueryFilter(4L, 13L, 2, Collections.emptyList(), Collections.emptySet());
    parameters.put(DataProviderParameterUtils.REQUESTED_TIME_KEY, getTimeRequested(filter));
    response = dataProvider.fetchTree(parameters, monitor);
    assertTrue(response.getStatus() == Status.COMPLETED);
    model = response.getModel();
    assertNotNull(model);
    /* Maps a tid to the total time */
    expected.clear();
    expected.put(2, 9L);
    expected.put(3, 5L);
    expected.put(4, 4L);
    expected.put(-2, 18L);
    compareModel(expected, model);
}