/**
* Attempts to enable thread contention monitoring.
*
* @return true if thread contention monitoring is enabled, false otherwise
*/
protected static boolean enableContentionTimes() {
if (!TMX.isThreadContentionMonitoringSupported()) return false;
if (TMX.isThreadContentionMonitoringEnabled()) return true;
try {
TMX.setThreadContentionMonitoringEnabled(true);
} catch (Throwable t) {
}
return TMX.isThreadContentionMonitoringEnabled();
}
/**
* 利用するメソッド、MXBeanの初期化を行います。
*
* @param config Javelinの設定
*/
public static void init(JavelinConfig config) {
try {
// OracleASを利用した場合、Thead#getThreadID()からスレッドIDを取得すると、
// 常に固定値が出力されるので、Threadクラスのフィールドから取得する。
// また、IBMのVMを利用した利用した場合には、"tid"というフィールドがないため、"uniqueId"を利用する。
try {
tidField__ = Thread.class.getDeclaredField("tid");
} catch (SecurityException se) {
SystemLogger.getInstance().debug(se);
} catch (NoSuchFieldException nsfe) {
tidField__ = Thread.class.getDeclaredField("uniqueId");
}
try {
getLockedSynchronizersMethod__ =
ThreadInfo.class.getDeclaredMethod("getLockedSynchronizers");
getLockInfoMethod__ = ThreadInfo.class.getDeclaredMethod("getLockInfo");
getLockedMonitorsMethod__ = ThreadInfo.class.getDeclaredMethod("getLockedMonitors");
try {
Class<?> monitorInfoClass = Class.forName("java.lang.management.MonitorInfo");
getLockedStackDepthMethod__ = monitorInfoClass.getDeclaredMethod("getLockedStackDepth");
} catch (ClassNotFoundException cne) {
SystemLogger.getInstance().debug(cne);
}
} catch (SecurityException se) {
SystemLogger.getInstance().debug(se);
} catch (NoSuchMethodException nme) {
SystemLogger.getInstance().debug(nme);
}
if (tidField__ != null) {
tidField__.setAccessible(true);
}
if (config.isThreadContentionMonitor()
&& threadMBean__.isThreadContentionMonitoringSupported()) {
threadMBean__.setThreadContentionMonitoringEnabled(true);
}
if (threadMBean__.isThreadCpuTimeSupported()) {
threadMBean__.setThreadCpuTimeEnabled(true);
}
} catch (Exception ex) {
SystemLogger.getInstance().warn(ex);
}
}
public ThreadEfficiencyMonitor() {
bean = ManagementFactory.getThreadMXBean();
// get the bean, and start tracking
if (bean.isThreadContentionMonitoringSupported())
bean.setThreadContentionMonitoringEnabled(true);
else
logger.warn(
"Thread contention monitoring not supported, we cannot track GATK multi-threaded efficiency");
// bean.setThreadCpuTimeEnabled(true);
if (bean.isThreadCpuTimeSupported()) bean.setThreadCpuTimeEnabled(true);
else
logger.warn(
"Thread CPU monitoring not supported, we cannot track GATK multi-threaded efficiency");
// initialize times to 0
for (final State state : State.values()) times.put(state, 0l);
}
static {
String logging = "hazelcast.logging.type";
if (System.getProperty(logging) == null) {
System.setProperty(logging, "log4j");
}
if (System.getProperty(TestEnvironment.HAZELCAST_TEST_USE_NETWORK) == null) {
System.setProperty(TestEnvironment.HAZELCAST_TEST_USE_NETWORK, "false");
}
System.setProperty("hazelcast.phone.home.enabled", "false");
System.setProperty("hazelcast.mancenter.enabled", "false");
System.setProperty("hazelcast.wait.seconds.before.join", "1");
System.setProperty("hazelcast.local.localAddress", "127.0.0.1");
System.setProperty("java.net.preferIPv4Stack", "true");
// randomize multicast group
Random rand = new Random();
int g1 = rand.nextInt(255);
int g2 = rand.nextInt(255);
int g3 = rand.nextInt(255);
System.setProperty("hazelcast.multicast.group", "224." + g1 + "." + g2 + "." + g3);
ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean();
boolean threadCPUTimeInfoAvailable = false;
if (threadMXBean.isThreadCpuTimeSupported()) {
try {
threadMXBean.setThreadCpuTimeEnabled(true);
threadCPUTimeInfoAvailable = true;
} catch (Throwable t) {
}
}
THREAD_CPU_TIME_INFO_AVAILABLE = threadCPUTimeInfoAvailable;
boolean threadContentionInfoAvailable = false;
if (threadMXBean.isThreadContentionMonitoringSupported()) {
try {
threadMXBean.setThreadContentionMonitoringEnabled(true);
threadContentionInfoAvailable = true;
} catch (Throwable t) {
}
}
THREAD_CONTENTION_INFO_AVAILABLE = threadContentionInfoAvailable;
}
/**
* Create a new factory generating threads whose runtime and contention behavior is tracked in
* this factory.
*
* @param nThreadsToCreate the number of threads we will create in the factory before it's
* considered complete // TODO -- remove argument when we figure out how to implement this
* capability
*/
public StateMonitoringThreadFactory(final int nThreadsToCreate) {
if (nThreadsToCreate <= 0)
throw new IllegalArgumentException("nThreadsToCreate <= 0: " + nThreadsToCreate);
this.nThreadsToCreate = nThreadsToCreate;
activeThreads = new ArrayList<Thread>(nThreadsToCreate);
// initialize times to 0
for (final Thread.State state : Thread.State.values()) times.put(state, 0l);
// get the bean, and start tracking
bean = ManagementFactory.getThreadMXBean();
if (bean.isThreadContentionMonitoringSupported())
bean.setThreadContentionMonitoringEnabled(true);
else
logger.warn(
"Thread contention monitoring not supported, we cannot track GATK multi-threaded efficiency");
// bean.setThreadCpuTimeEnabled(true);
countDownLatch = new CountDownLatch(nThreadsToCreate);
}
/**
* Retrieve a JVM information text formatted using the given StringManager.
*
* @param requestedSm the StringManager to use
* @return the formatted JVM information text
*/
private static String getVMInfo(StringManager requestedSm) {
StringBuilder sb = new StringBuilder();
synchronized (timeformat) {
sb.append(timeformat.format(new Date()));
}
sb.append(CRLF);
sb.append(requestedSm.getString("diagnostics.vmInfoRuntime"));
sb.append(":" + CRLF);
sb.append(INDENT1 + "vmName: " + runtimeMXBean.getVmName() + CRLF);
sb.append(INDENT1 + "vmVersion: " + runtimeMXBean.getVmVersion() + CRLF);
sb.append(INDENT1 + "vmVendor: " + runtimeMXBean.getVmVendor() + CRLF);
sb.append(INDENT1 + "specName: " + runtimeMXBean.getSpecName() + CRLF);
sb.append(INDENT1 + "specVersion: " + runtimeMXBean.getSpecVersion() + CRLF);
sb.append(INDENT1 + "specVendor: " + runtimeMXBean.getSpecVendor() + CRLF);
sb.append(
INDENT1 + "managementSpecVersion: " + runtimeMXBean.getManagementSpecVersion() + CRLF);
sb.append(INDENT1 + "name: " + runtimeMXBean.getName() + CRLF);
sb.append(INDENT1 + "startTime: " + runtimeMXBean.getStartTime() + CRLF);
sb.append(INDENT1 + "uptime: " + runtimeMXBean.getUptime() + CRLF);
sb.append(
INDENT1 + "isBootClassPathSupported: " + runtimeMXBean.isBootClassPathSupported() + CRLF);
sb.append(CRLF);
sb.append(requestedSm.getString("diagnostics.vmInfoOs"));
sb.append(":" + CRLF);
sb.append(INDENT1 + "name: " + operatingSystemMXBean.getName() + CRLF);
sb.append(INDENT1 + "version: " + operatingSystemMXBean.getVersion() + CRLF);
sb.append(INDENT1 + "architecture: " + operatingSystemMXBean.getArch() + CRLF);
sb.append(
INDENT1 + "availableProcessors: " + operatingSystemMXBean.getAvailableProcessors() + CRLF);
sb.append(
INDENT1 + "systemLoadAverage: " + operatingSystemMXBean.getSystemLoadAverage() + CRLF);
sb.append(CRLF);
sb.append(requestedSm.getString("diagnostics.vmInfoThreadMxBean"));
sb.append(":" + CRLF);
sb.append(
INDENT1
+ "isCurrentThreadCpuTimeSupported: "
+ threadMXBean.isCurrentThreadCpuTimeSupported()
+ CRLF);
sb.append(
INDENT1 + "isThreadCpuTimeSupported: " + threadMXBean.isThreadCpuTimeSupported() + CRLF);
sb.append(INDENT1 + "isThreadCpuTimeEnabled: " + threadMXBean.isThreadCpuTimeEnabled() + CRLF);
sb.append(
INDENT1
+ "isObjectMonitorUsageSupported: "
+ threadMXBean.isObjectMonitorUsageSupported()
+ CRLF);
sb.append(
INDENT1
+ "isSynchronizerUsageSupported: "
+ threadMXBean.isSynchronizerUsageSupported()
+ CRLF);
sb.append(
INDENT1
+ "isThreadContentionMonitoringSupported: "
+ threadMXBean.isThreadContentionMonitoringSupported()
+ CRLF);
sb.append(
INDENT1
+ "isThreadContentionMonitoringEnabled: "
+ threadMXBean.isThreadContentionMonitoringEnabled()
+ CRLF);
sb.append(CRLF);
sb.append(requestedSm.getString("diagnostics.vmInfoThreadCounts"));
sb.append(":" + CRLF);
sb.append(INDENT1 + "daemon: " + threadMXBean.getDaemonThreadCount() + CRLF);
sb.append(INDENT1 + "total: " + threadMXBean.getThreadCount() + CRLF);
sb.append(INDENT1 + "peak: " + threadMXBean.getPeakThreadCount() + CRLF);
sb.append(INDENT1 + "totalStarted: " + threadMXBean.getTotalStartedThreadCount() + CRLF);
sb.append(CRLF);
sb.append(requestedSm.getString("diagnostics.vmInfoStartup"));
sb.append(":" + CRLF);
for (String arg : runtimeMXBean.getInputArguments()) {
sb.append(INDENT1 + arg + CRLF);
}
sb.append(CRLF);
sb.append(requestedSm.getString("diagnostics.vmInfoPath"));
sb.append(":" + CRLF);
sb.append(INDENT1 + "bootClassPath: " + runtimeMXBean.getBootClassPath() + CRLF);
sb.append(INDENT1 + "classPath: " + runtimeMXBean.getClassPath() + CRLF);
sb.append(INDENT1 + "libraryPath: " + runtimeMXBean.getLibraryPath() + CRLF);
sb.append(CRLF);
sb.append(requestedSm.getString("diagnostics.vmInfoClassLoading"));
sb.append(":" + CRLF);
sb.append(INDENT1 + "loaded: " + classLoadingMXBean.getLoadedClassCount() + CRLF);
sb.append(INDENT1 + "unloaded: " + classLoadingMXBean.getUnloadedClassCount() + CRLF);
sb.append(INDENT1 + "totalLoaded: " + classLoadingMXBean.getTotalLoadedClassCount() + CRLF);
sb.append(INDENT1 + "isVerbose: " + classLoadingMXBean.isVerbose() + CRLF);
sb.append(CRLF);
sb.append(requestedSm.getString("diagnostics.vmInfoClassCompilation"));
sb.append(":" + CRLF);
sb.append(INDENT1 + "name: " + compilationMXBean.getName() + CRLF);
sb.append(
INDENT1 + "totalCompilationTime: " + compilationMXBean.getTotalCompilationTime() + CRLF);
sb.append(
INDENT1
+ "isCompilationTimeMonitoringSupported: "
+ compilationMXBean.isCompilationTimeMonitoringSupported()
+ CRLF);
sb.append(CRLF);
for (MemoryManagerMXBean mbean : memoryManagerMXBeans) {
sb.append(requestedSm.getString("diagnostics.vmInfoMemoryManagers", mbean.getName()));
sb.append(":" + CRLF);
sb.append(INDENT1 + "isValid: " + mbean.isValid() + CRLF);
sb.append(INDENT1 + "mbean.getMemoryPoolNames: " + CRLF);
String[] names = mbean.getMemoryPoolNames();
Arrays.sort(names);
for (String name : names) {
sb.append(INDENT2 + name + CRLF);
}
sb.append(CRLF);
}
for (GarbageCollectorMXBean mbean : garbageCollectorMXBeans) {
sb.append(requestedSm.getString("diagnostics.vmInfoGarbageCollectors", mbean.getName()));
sb.append(":" + CRLF);
sb.append(INDENT1 + "isValid: " + mbean.isValid() + CRLF);
sb.append(INDENT1 + "mbean.getMemoryPoolNames: " + CRLF);
String[] names = mbean.getMemoryPoolNames();
Arrays.sort(names);
for (String name : names) {
sb.append(INDENT2 + name + CRLF);
}
sb.append(INDENT1 + "getCollectionCount: " + mbean.getCollectionCount() + CRLF);
sb.append(INDENT1 + "getCollectionTime: " + mbean.getCollectionTime() + CRLF);
sb.append(CRLF);
}
sb.append(requestedSm.getString("diagnostics.vmInfoMemory"));
sb.append(":" + CRLF);
sb.append(INDENT1 + "isVerbose: " + memoryMXBean.isVerbose() + CRLF);
sb.append(
INDENT1
+ "getObjectPendingFinalizationCount: "
+ memoryMXBean.getObjectPendingFinalizationCount()
+ CRLF);
sb.append(formatMemoryUsage("heap", memoryMXBean.getHeapMemoryUsage()));
sb.append(formatMemoryUsage("non-heap", memoryMXBean.getNonHeapMemoryUsage()));
sb.append(CRLF);
for (MemoryPoolMXBean mbean : memoryPoolMXBeans) {
sb.append(requestedSm.getString("diagnostics.vmInfoMemoryPools", mbean.getName()));
sb.append(":" + CRLF);
sb.append(INDENT1 + "isValid: " + mbean.isValid() + CRLF);
sb.append(INDENT1 + "getType: " + mbean.getType() + CRLF);
sb.append(INDENT1 + "mbean.getMemoryManagerNames: " + CRLF);
String[] names = mbean.getMemoryManagerNames();
Arrays.sort(names);
for (String name : names) {
sb.append(INDENT2 + name + CRLF);
}
sb.append(INDENT1 + "isUsageThresholdSupported: " + mbean.isUsageThresholdSupported() + CRLF);
try {
sb.append(INDENT1 + "isUsageThresholdExceeded: " + mbean.isUsageThresholdExceeded() + CRLF);
} catch (UnsupportedOperationException ex) {
// IGNORE
}
sb.append(
INDENT1
+ "isCollectionUsageThresholdSupported: "
+ mbean.isCollectionUsageThresholdSupported()
+ CRLF);
try {
sb.append(
INDENT1
+ "isCollectionUsageThresholdExceeded: "
+ mbean.isCollectionUsageThresholdExceeded()
+ CRLF);
} catch (UnsupportedOperationException ex) {
// IGNORE
}
try {
sb.append(INDENT1 + "getUsageThreshold: " + mbean.getUsageThreshold() + CRLF);
} catch (UnsupportedOperationException ex) {
// IGNORE
}
try {
sb.append(INDENT1 + "getUsageThresholdCount: " + mbean.getUsageThresholdCount() + CRLF);
} catch (UnsupportedOperationException ex) {
// IGNORE
}
try {
sb.append(
INDENT1 + "getCollectionUsageThreshold: " + mbean.getCollectionUsageThreshold() + CRLF);
} catch (UnsupportedOperationException ex) {
// IGNORE
}
try {
sb.append(
INDENT1
+ "getCollectionUsageThresholdCount: "
+ mbean.getCollectionUsageThresholdCount()
+ CRLF);
} catch (UnsupportedOperationException ex) {
// IGNORE
}
sb.append(formatMemoryUsage("current", mbean.getUsage()));
sb.append(formatMemoryUsage("collection", mbean.getCollectionUsage()));
sb.append(formatMemoryUsage("peak", mbean.getPeakUsage()));
sb.append(CRLF);
}
sb.append(requestedSm.getString("diagnostics.vmInfoSystem"));
sb.append(":" + CRLF);
Map<String, String> props = runtimeMXBean.getSystemProperties();
ArrayList<String> keys = new ArrayList<String>(props.keySet());
Collections.sort(keys);
for (String prop : keys) {
sb.append(INDENT1 + prop + ": " + props.get(prop) + CRLF);
}
sb.append(CRLF);
sb.append(requestedSm.getString("diagnostics.vmInfoLogger"));
sb.append(":" + CRLF);
List<String> loggers = loggingMXBean.getLoggerNames();
Collections.sort(loggers);
for (String logger : loggers) {
sb.append(
INDENT1
+ logger
+ ": level="
+ loggingMXBean.getLoggerLevel(logger)
+ ", parent="
+ loggingMXBean.getParentLoggerName(logger)
+ CRLF);
}
sb.append(CRLF);
return sb.toString();
}
