@RequestMapping("/loadRuntimeInfo")
@ResponseBody
public JSONObject doLoadRuntimeInfo(HttpServletRequest request) {
try {
String app = request.getParameter("app");
RuntimeMXBean mBean = JMConnManager.getRuntimeMBean(app);
ClassLoadingMXBean cBean = JMConnManager.getClassMbean(app);
Map<String, String> props = mBean.getSystemProperties();
DateFormat format = DateFormat.getInstance();
List<String> input = mBean.getInputArguments();
Date date = new Date(mBean.getStartTime());
TreeMap<String, Object> data = new TreeMap<String, Object>();
data.put("apppid", mBean.getName());
data.put("startparam", input.toString());
data.put("starttime", format.format(date));
data.put("classLoadedNow", cBean.getLoadedClassCount());
data.put("classUnloadedAll", cBean.getUnloadedClassCount());
data.put("classLoadedAll", cBean.getTotalLoadedClassCount());
data.putAll(props);
JSONObject json = new JSONObject(true);
json.putAll(data);
return json;
} catch (IOException e) {
throw new RuntimeException(e);
}
}
private JSONObject doRemoteDump(String app, String date, String host) throws IOException {
RuntimeMXBean mBean = JMConnManager.getRuntimeMBean(app);
String dir = mBean.getSystemProperties().get("user.dir");
String dumpFile = String.format("%s/%s_%s_heap.hprof", dir, app, date);
JMConnManager.getHotspotBean(app).dumpHeap(dumpFile, false);
JSONObject res = new JSONObject();
res.put("file", host + ":" + dumpFile);
res.put("local", false);
return res;
}
public JvmRuntimeMXBean(RuntimeMXBean runtimeMXBean) {
this.bootClassPath = runtimeMXBean.getBootClassPath();
this.classPath = runtimeMXBean.getClassPath();
this.inputArguments = runtimeMXBean.getInputArguments();
this.libraryPath = runtimeMXBean.getLibraryPath();
this.managementSpecVersion = runtimeMXBean.getManagementSpecVersion();
this.name = runtimeMXBean.getName();
this.specName = runtimeMXBean.getSpecName();
this.specVendor = runtimeMXBean.getSpecVendor();
this.specVersion = runtimeMXBean.getSpecVersion();
this.startTime = runtimeMXBean.getStartTime();
this.systemProperties = runtimeMXBean.getSystemProperties();
this.upTime = runtimeMXBean.getUptime();
this.vmName = runtimeMXBean.getVmName();
this.vmVendor = runtimeMXBean.getVmVendor();
this.vmVersion = runtimeMXBean.getVmVersion();
this.bootClassPathSupported = runtimeMXBean.isBootClassPathSupported();
}
public static void main(String[] args)
{
RuntimeMXBean vmBean = ManagementFactory.getRuntimeMXBean();
System.out.println("Bean: " + vmBean);
boolean bootClassPath = vmBean.isBootClassPathSupported();
System.out.println("Boot Class Path Supported: " + bootClassPath);
if (bootClassPath)
System.out.println("Boot Class Path: " + vmBean.getBootClassPath());
System.out.println("Class Path: " + vmBean.getClassPath());
System.out.println("Input Arguments: " + vmBean.getInputArguments());
System.out.println("Library Path: " + vmBean.getLibraryPath());
System.out.println("Management Spec. Version: " + vmBean.getManagementSpecVersion());
System.out.println("Name: " + vmBean.getName());
System.out.println("Spec Name: " + vmBean.getSpecName());
System.out.println("Spec Vendor: " + vmBean.getSpecVendor());
System.out.println("Spec Version: " + vmBean.getSpecVersion());
System.out.println("Start Time: " + new Date(vmBean.getStartTime()));
System.out.println("System Properties: " + vmBean.getSystemProperties());
System.out.println("Uptime: " + vmBean.getUptime() + "ms");
System.out.println("VM Name: " + vmBean.getVmName());
System.out.println("VM Vendor: " + vmBean.getVmVendor());
System.out.println("VM Version: " + vmBean.getVmVersion());
}
static {
RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();
MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
// returns the <process id>@<host>
long pid;
String xPid = runtimeMXBean.getName();
try {
xPid = xPid.split("@")[0];
pid = Long.parseLong(xPid);
} catch (Exception e) {
pid = -1;
}
JvmInfo info = new JvmInfo();
info.pid = pid;
info.startTime = runtimeMXBean.getStartTime();
info.version = System.getProperty("java.version");
info.vmName = runtimeMXBean.getVmName();
info.vmVendor = runtimeMXBean.getVmVendor();
info.vmVersion = runtimeMXBean.getVmVersion();
info.mem = new Mem();
info.mem.heapInit =
memoryMXBean.getHeapMemoryUsage().getInit() < 0
? 0
: memoryMXBean.getHeapMemoryUsage().getInit();
info.mem.heapMax =
memoryMXBean.getHeapMemoryUsage().getMax() < 0
? 0
: memoryMXBean.getHeapMemoryUsage().getMax();
info.mem.nonHeapInit =
memoryMXBean.getNonHeapMemoryUsage().getInit() < 0
? 0
: memoryMXBean.getNonHeapMemoryUsage().getInit();
info.mem.nonHeapMax =
memoryMXBean.getNonHeapMemoryUsage().getMax() < 0
? 0
: memoryMXBean.getNonHeapMemoryUsage().getMax();
try {
Class<?> vmClass = Class.forName("sun.misc.VM");
info.mem.directMemoryMax = (Long) vmClass.getMethod("maxDirectMemory").invoke(null);
} catch (Exception t) {
// ignore
}
info.inputArguments =
runtimeMXBean
.getInputArguments()
.toArray(new String[runtimeMXBean.getInputArguments().size()]);
try {
info.bootClassPath = runtimeMXBean.getBootClassPath();
} catch (UnsupportedOperationException e) {
// oracle java 9
info.bootClassPath = System.getProperty("sun.boot.class.path");
if (info.bootClassPath == null) {
// something else
info.bootClassPath = "<unknown>";
}
}
info.classPath = runtimeMXBean.getClassPath();
info.systemProperties = Collections.unmodifiableMap(runtimeMXBean.getSystemProperties());
List<GarbageCollectorMXBean> gcMxBeans = ManagementFactory.getGarbageCollectorMXBeans();
info.gcCollectors = new String[gcMxBeans.size()];
for (int i = 0; i < gcMxBeans.size(); i++) {
GarbageCollectorMXBean gcMxBean = gcMxBeans.get(i);
info.gcCollectors[i] = gcMxBean.getName();
}
List<MemoryPoolMXBean> memoryPoolMXBeans = ManagementFactory.getMemoryPoolMXBeans();
info.memoryPools = new String[memoryPoolMXBeans.size()];
for (int i = 0; i < memoryPoolMXBeans.size(); i++) {
MemoryPoolMXBean memoryPoolMXBean = memoryPoolMXBeans.get(i);
info.memoryPools[i] = memoryPoolMXBean.getName();
}
try {
@SuppressWarnings("unchecked")
Class<? extends PlatformManagedObject> clazz =
(Class<? extends PlatformManagedObject>)
Class.forName("com.sun.management.HotSpotDiagnosticMXBean");
Class<?> vmOptionClazz = Class.forName("com.sun.management.VMOption");
PlatformManagedObject hotSpotDiagnosticMXBean = ManagementFactory.getPlatformMXBean(clazz);
Method vmOptionMethod = clazz.getMethod("getVMOption", String.class);
Method valueMethod = vmOptionClazz.getMethod("getValue");
try {
Object onError = vmOptionMethod.invoke(hotSpotDiagnosticMXBean, "OnError");
info.onError = (String) valueMethod.invoke(onError);
} catch (Exception ignored) {
}
try {
Object onOutOfMemoryError =
vmOptionMethod.invoke(hotSpotDiagnosticMXBean, "OnOutOfMemoryError");
info.onOutOfMemoryError = (String) valueMethod.invoke(onOutOfMemoryError);
} catch (Exception ignored) {
}
try {
Object useCompressedOopsVmOption =
vmOptionMethod.invoke(hotSpotDiagnosticMXBean, "UseCompressedOops");
info.useCompressedOops = (String) valueMethod.invoke(useCompressedOopsVmOption);
} catch (Exception ignored) {
}
try {
Object useG1GCVmOption = vmOptionMethod.invoke(hotSpotDiagnosticMXBean, "UseG1GC");
info.useG1GC = (String) valueMethod.invoke(useG1GCVmOption);
} catch (Exception ignored) {
}
try {
Object initialHeapSizeVmOption =
vmOptionMethod.invoke(hotSpotDiagnosticMXBean, "InitialHeapSize");
info.configuredInitialHeapSize =
Long.parseLong((String) valueMethod.invoke(initialHeapSizeVmOption));
} catch (Exception ignored) {
}
try {
Object maxHeapSizeVmOption = vmOptionMethod.invoke(hotSpotDiagnosticMXBean, "MaxHeapSize");
info.configuredMaxHeapSize =
Long.parseLong((String) valueMethod.invoke(maxHeapSizeVmOption));
} catch (Exception ignored) {
}
} catch (Exception ignored) {
}
INSTANCE = info;
}
/**
* 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();
}
