Examples with CompilationMXBean java.lang.management.CompilationMXBean used on opensource projects

Example 6 with CompilationMXBean

use of java.lang.management.CompilationMXBean in project accumulo by apache.

the class TabletServerBatchWriter method addMutation.

public synchronized void addMutation(Table.ID table, Mutation m) throws MutationsRejectedException {
    if (closed)
        throw new IllegalStateException("Closed");
    if (m.size() == 0)
        throw new IllegalArgumentException("Can not add empty mutations");
    checkForFailures();
    waitRTE(new WaitCondition() {

        @Override
        public boolean shouldWait() {
            return (totalMemUsed > maxMem || flushing) && !somethingFailed;
        }
    });
    // do checks again since things could have changed while waiting and not holding lock
    if (closed)
        throw new IllegalStateException("Closed");
    checkForFailures();
    if (startTime == 0) {
        startTime = System.currentTimeMillis();
        List<GarbageCollectorMXBean> gcmBeans = ManagementFactory.getGarbageCollectorMXBeans();
        for (GarbageCollectorMXBean garbageCollectorMXBean : gcmBeans) {
            initialGCTimes += garbageCollectorMXBean.getCollectionTime();
        }
        CompilationMXBean compMxBean = ManagementFactory.getCompilationMXBean();
        if (compMxBean.isCompilationTimeMonitoringSupported()) {
            initialCompileTimes = compMxBean.getTotalCompilationTime();
        }
        initialSystemLoad = ManagementFactory.getOperatingSystemMXBean().getSystemLoadAverage();
    }
    // create a copy of mutation so that after this method returns the user
    // is free to reuse the mutation object, like calling readFields... this
    // is important for the case where a mutation is passed from map to reduce
    // to batch writer... the map reduce code will keep passing the same mutation
    // object into the reduce method
    m = new Mutation(m);
    totalMemUsed += m.estimatedMemoryUsed();
    mutations.addMutation(table, m);
    totalAdded++;
    if (mutations.getMemoryUsed() >= maxMem / 2) {
        startProcessing();
        checkForFailures();
    }
}

Example 7 with CompilationMXBean

use of java.lang.management.CompilationMXBean in project neo4j by neo4j.

the class MetaSection method retrieve.

static Stream<RetrieveResult> retrieve(String graphToken, Kernel kernel, long numSilentQueryDrops) throws TransactionFailureException {
    Map<String, Object> systemData = new HashMap<>();
    systemData.put("jvmMemoryFree", Runtime.getRuntime().freeMemory());
    systemData.put("jvmMemoryTotal", Runtime.getRuntime().totalMemory());
    systemData.put("jvmMemoryMax", Runtime.getRuntime().maxMemory());
    systemData.put("systemTotalPhysicalMemory", OsBeanUtil.getTotalPhysicalMemory());
    systemData.put("systemFreePhysicalMemory", OsBeanUtil.getFreePhysicalMemory());
    systemData.put("systemCommittedVirtualMemory", OsBeanUtil.getCommittedVirtualMemory());
    systemData.put("systemTotalSwapSpace", OsBeanUtil.getTotalSwapSpace());
    systemData.put("systemFreeSwapSpace", OsBeanUtil.getFreeSwapSpace());
    OperatingSystemMXBean os = ManagementFactory.getOperatingSystemMXBean();
    systemData.put("osArch", os.getArch());
    systemData.put("osName", os.getName());
    systemData.put("osVersion", os.getVersion());
    systemData.put("availableProcessors", os.getAvailableProcessors());
    systemData.put("byteOrder", ByteOrder.nativeOrder().toString());
    RuntimeMXBean runtime = ManagementFactory.getRuntimeMXBean();
    systemData.put("jvmName", runtime.getVmName());
    systemData.put("jvmVendor", runtime.getVmVendor());
    systemData.put("jvmVersion", runtime.getVmVersion());
    CompilationMXBean compiler = ManagementFactory.getCompilationMXBean();
    systemData.put("jvmJITCompiler", compiler == null ? "unknown" : compiler.getName());
    systemData.put("userLanguage", Locale.getDefault().getLanguage());
    systemData.put("userCountry", Locale.getDefault().getCountry());
    systemData.put("userTimezone", TimeZone.getDefault().getID());
    systemData.put("fileEncoding", System.getProperty("file.encoding"));
    Map<String, Object> internalData = new HashMap<>();
    internalData.put("numSilentQueryCollectionMisses", numSilentQueryDrops);
    Map<String, Object> metaData = new HashMap<>();
    metaData.put("graphToken", graphToken);
    metaData.put("retrieveTime", ZonedDateTime.now());
    metaData.put("system", systemData);
    metaData.put("internal", internalData);
    TokensSection.putTokenCounts(metaData, kernel);
    return Stream.of(new RetrieveResult(Sections.META, metaData));
}

Example 8 with CompilationMXBean

use of java.lang.management.CompilationMXBean in project Payara by payara.

the class ClassReporter method getClassReport.

public String getClassReport() throws RuntimeException {
    try {
        final StringBuilderNewLineAppender sb = new StringBuilderNewLineAppender(new StringBuilder());
        final ClassLoadingMXBean clmb = ManagementFactory.newPlatformMXBeanProxy(mbsc, ManagementFactory.CLASS_LOADING_MXBEAN_NAME, ClassLoadingMXBean.class);
        sb.append(sm.getString("classloading.info"));
        sb.append(sm.getString("classes.loaded", clmb.getLoadedClassCount()));
        sb.append(sm.getString("classes.total", clmb.getTotalLoadedClassCount()));
        sb.append(sm.getString("classes.unloaded", clmb.getUnloadedClassCount()));
        final CompilationMXBean cmb = ManagementFactory.newPlatformMXBeanProxy(mbsc, ManagementFactory.COMPILATION_MXBEAN_NAME, CompilationMXBean.class);
        sb.append(sm.getString("complilation.info"));
        sb.append(sm.getString("compilation.monitor.status", cmb.isCompilationTimeMonitoringSupported()));
        sb.append(sm.getString("jit.compilar.name", cmb.getName()));
        sb.append(sm.getString("compilation.time", JVMInformationCollector.millis2HoursMinutesSeconds(cmb.getTotalCompilationTime())));
        return (sb.toString());
    } catch (final Exception e) {
        throw new RuntimeException(e);
    }
}

Example 9 with CompilationMXBean

use of java.lang.management.CompilationMXBean in project karaf by apache.

the class EnvironmentDumpProvider method dumpVMInformation.

private void dumpVMInformation(final PrintWriter outPW, final DateFormat dateTimeFormatInstance) {
    final RuntimeMXBean mxBean = ManagementFactory.getRuntimeMXBean();
    if (mxBean == null) {
        return;
    }
    outPW.printf(KEY_VALUE_FORMAT, "Instance name", mxBean.getName()).println();
    outPW.printf(KEY_VALUE_FORMAT, "Start time", dateTimeFormatInstance.format(new Date(mxBean.getStartTime()))).println();
    outPW.printf(KEY_VALUE_FORMAT, "Uptime", printDuration(mxBean.getUptime())).println();
    outPW.println();
    outPW.printf(KEY_VALUE_FORMAT, "Java VM", mxBean.getVmName() + " " + mxBean.getVmVersion()).println();
    outPW.printf(INDENT_KEY_VALUE_FORMAT, "vendor", mxBean.getVmVendor()).println();
    outPW.printf(INDENT_KEY_VALUE_FORMAT, "version", System.getProperty("java.version")).println();
    outPW.println();
    outPW.println("Input arguments:");
    final List<String> inputArguments = mxBean.getInputArguments();
    for (final String argument : inputArguments) {
        if (argument != null && argument.contains("=")) {
            final String[] split = argument.split("=");
            outPW.printf(INDENT_KEY_VALUE_FORMAT, split[0], split[1]).println();
        } else {
            outPW.printf(INDENT_KEY_VALUE_FORMAT, argument, "").println();
        }
    }
    outPW.println("Classpath:");
    outPW.printf(INDENT_KEY_VALUE_FORMAT, "boot classpath", mxBean.getBootClassPath()).println();
    outPW.printf(INDENT_KEY_VALUE_FORMAT, "library path", mxBean.getLibraryPath()).println();
    outPW.printf(INDENT_KEY_VALUE_FORMAT, "classpath", mxBean.getClassPath()).println();
    outPW.println("System properties:");
    final Map<String, String> systemProperties = mxBean.getSystemProperties();
    for (final Entry<String, String> property : systemProperties.entrySet()) {
        outPW.printf(INDENT_KEY_VALUE_FORMAT, property.getKey(), property.getValue()).println();
    }
    outPW.println();
    // JIT information
    final CompilationMXBean compilationMXBean = ManagementFactory.getCompilationMXBean();
    if (compilationMXBean != null) {
        outPW.printf(KEY_VALUE_FORMAT, "JIT compiler", compilationMXBean.getName()).println();
        outPW.printf(INDENT_KEY_VALUE_FORMAT, "total compile time", printDuration(compilationMXBean.getTotalCompilationTime())).println();
    }
}

Example 10 with CompilationMXBean

use of java.lang.management.CompilationMXBean in project MyPerf4J by ThinkpadNC5.

the class JvmCompilationCollector method collectCompilationMetrics.

public static JvmCompilationMetrics collectCompilationMetrics() {
    CompilationMXBean mxBean = COMPILATION_MX_BEAN;
    if (mxBean != null && mxBean.isCompilationTimeMonitoringSupported()) {
        long totalTime = mxBean.getTotalCompilationTime();
        long timeInterval = totalTime - lastTime;
        lastTime = totalTime;
        return new JvmCompilationMetrics(timeInterval, totalTime);
    }
    return new JvmCompilationMetrics(0L, 0L);
}