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

Example 31 with ThreadMXBean

use of java.lang.management.ThreadMXBean in project adempiere by adempiere.

the class MSystem method info.

//	getDBInfoSQL
/**
	 * 	Print info
	 */
public void info() {
    if (!CLogMgt.isLevelFine())
        return;
    //	OS
    //	OperatingSystemMXBean os = ManagementFactory.getOperatingSystemMXBean();
    //	log.fine(os.getName() + " " + os.getVersion() + " " + os.getArch() 
    //		+ " Processors=" + os.getAvailableProcessors());
    //	Runtime
    RuntimeMXBean rt = ManagementFactory.getRuntimeMXBean();
    //	Memory
    if (CLogMgt.isLevelFiner()) {
        List<MemoryPoolMXBean> list = ManagementFactory.getMemoryPoolMXBeans();
        Iterator<MemoryPoolMXBean> it = list.iterator();
        while (it.hasNext()) {
            MemoryPoolMXBean pool = (MemoryPoolMXBean) it.next();
        /*
				log.finer(pool.getName() + " " + pool.getType() 
					+ ": " + new CMemoryUsage(pool.getUsage()));
				*/
        }
    } else {
        MemoryMXBean memory = ManagementFactory.getMemoryMXBean();
    // log.fine("VM: " + new CMemoryUsage(memory.getNonHeapMemoryUsage()));
    // log.fine("Heap: " + new CMemoryUsage(memory.getHeapMemoryUsage()));
    }
    //	Thread
    ThreadMXBean th = ManagementFactory.getThreadMXBean();
/*
		log.fine("Threads=" + th.getThreadCount()
			+ ", Peak=" + th.getPeakThreadCount()
			+ ", Demons=" + th.getDaemonThreadCount()
			+ ", Total=" + th.getTotalStartedThreadCount()
		);
		*/
}

Example 32 with ThreadMXBean

use of java.lang.management.ThreadMXBean in project adempiere by adempiere.

the class AdempiereMonitor method createLogMgtPage.

//	createSummaryPage
/**
	 * 	Add Log Management to page
	 *	@param bb body
	 */
private void createLogMgtPage(body bb) {
    bb.addElement(new hr());
    //	Ini Parameters
    table table = new table();
    table.setBorder(1);
    table.setCellSpacing(2);
    table.setCellPadding(2);
    //
    Properties ctx = new Properties();
    MSystem system = MSystem.get(ctx);
    tr line = new tr();
    line.addElement(new th().addElement(system.getDBAddress()));
    line.addElement(new td().addElement(Ini.getAdempiereHome()));
    table.addElement(line);
    //	OS + Name
    line = new tr();
    String info = System.getProperty("os.name") + " " + System.getProperty("os.version");
    String s = System.getProperty("sun.os.patch.level");
    if (s != null && s.length() > 0)
        info += " (" + s + ")";
    line.addElement(new th().addElement(info));
    info = system.getName();
    if (system.getCustomPrefix() != null)
        info += " (" + system.getCustomPrefix() + ")";
    line.addElement(new td().addElement(info));
    table.addElement(line);
    //	Java + email
    line = new tr();
    info = System.getProperty("java.vm.name") + " " + System.getProperty("java.vm.version");
    line.addElement(new th().addElement(info));
    line.addElement(new td().addElement(system.getUserName()));
    table.addElement(line);
    //	DB + Instance
    line = new tr();
    CConnection cc = CConnection.get();
    AdempiereDatabase db = cc.getDatabase();
    info = db.getDescription();
    line.addElement(new th().addElement(info));
    line.addElement(new td().addElement(cc.getConnectionURL()));
    //		line.addElement(new td().addElement(system.getDBInstance()));
    table.addElement(line);
    //	Processors/Support
    line = new tr();
    line.addElement(new th().addElement("Processor/Support"));
    line.addElement(new td().addElement(system.getNoProcessors() + "/" + system.getSupportUnits()));
    table.addElement(line);
    //	Memory
    line = new tr();
    MemoryMXBean memory = ManagementFactory.getMemoryMXBean();
    line.addElement(new th().addElement("VM Memory"));
    line.addElement(new td().addElement(new CMemoryUsage(memory.getNonHeapMemoryUsage()).toString()));
    table.addElement(line);
    line = new tr();
    line.addElement(new th().addElement("Heap Memory"));
    line.addElement(new td().addElement(new CMemoryUsage(memory.getHeapMemoryUsage()).toString()));
    table.addElement(line);
    //	Runtime
    line = new tr();
    RuntimeMXBean rt = ManagementFactory.getRuntimeMXBean();
    line.addElement(new th().addElement("Runtime " + rt.getName()));
    line.addElement(new td().addElement(TimeUtil.formatElapsed(rt.getUptime())));
    table.addElement(line);
    //	Threads
    line = new tr();
    ThreadMXBean th = ManagementFactory.getThreadMXBean();
    line.addElement(new th().addElement("Threads " + th.getThreadCount()));
    line.addElement(new td().addElement("Peak=" + th.getPeakThreadCount() + ", Demons=" + th.getDaemonThreadCount() + ", Total=" + th.getTotalStartedThreadCount()));
    table.addElement(line);
    //Transactions
    Trx[] trxs = Trx.getActiveTransactions();
    for (Trx trx : trxs) {
        if (trx != null && trx.isActive()) {
            line = new tr();
            line.addElement(new th().addElement("Active Transaction "));
            line.addElement(new td().addElement("Name=" + trx.getTrxName() + ", StartTime=" + trx.getStartTime()));
            table.addElement(line);
        }
    }
    //	Cache Reset
    line = new tr();
    line.addElement(new th().addElement(CacheMgt.get().toStringX()));
    line.addElement(new td().addElement(new a("adempiereMonitor?CacheReset=Yes", "Reset Cache")));
    table.addElement(line);
    //	Trace Level
    line = new tr();
    line.addElement(new th().addElement(new label("TraceLevel").addElement("Trace Log Level")));
    form myForm = new form("adempiereMonitor", form.METHOD_POST, form.ENC_DEFAULT);
    //	LogLevel Selection
    option[] options = new option[CLogMgt.LEVELS.length];
    for (int i = 0; i < options.length; i++) {
        options[i] = new option(CLogMgt.LEVELS[i].getName());
        options[i].addElement(CLogMgt.LEVELS[i].getName());
        if (CLogMgt.LEVELS[i] == CLogMgt.getLevel())
            options[i].setSelected(true);
    }
    select sel = new select("TraceLevel", options);
    myForm.addElement(sel);
    myForm.addElement(new input(input.TYPE_SUBMIT, "Set", "Set"));
    line.addElement(new td().addElement(myForm));
    table.addElement(line);
    //
    line = new tr();
    CLogFile fileHandler = CLogFile.get(true, null, false);
    line.addElement(new th().addElement("Trace File"));
    line.addElement(new td().addElement(new a("adempiereMonitor?Trace=" + fileHandler.getFileName(), "Current")));
    table.addElement(line);
    //
    line = new tr();
    line.addElement(new td().addElement(new a("adempiereMonitor?Trace=ROTATE", "Rotate Trace Log")));
    line.addElement(new td().addElement(new a("adempiereMonitor?Trace=DELETE", "Delete all Trace Logs")));
    table.addElement(line);
    //
    bb.addElement(table);
    //	List Log Files
    p p = new p();
    p.addElement(new b("All Log Files: "));
    //	All in dir
    File logDir = fileHandler.getLogDirectory();
    if (logDir != null && logDir.isDirectory()) {
        File[] logs = logDir.listFiles();
        for (int i = 0; i < logs.length; i++) {
            // Skip if is not a file - teo_sarca [ 1726066 ]
            if (!logs[i].isFile())
                continue;
            if (i != 0)
                p.addElement(" - ");
            String fileName = logs[i].getAbsolutePath();
            a link = new a("adempiereMonitor?Trace=" + fileName, fileName);
            p.addElement(link);
            int size = (int) (logs[i].length() / 1024);
            if (size < 1024)
                p.addElement(" (" + size + "k)");
            else
                p.addElement(" (" + size / 1024 + "M)");
        }
    }
    bb.addElement(p);
    //	Clients and Web Stores
    table = new table();
    table.setBorder(1);
    table.setCellSpacing(2);
    table.setCellPadding(2);
    //	
    line = new tr();
    MClient[] clients = MClient.getAll(ctx);
    line.addElement(new th().addElement("Client #" + clients.length + " - EMail Test:"));
    p = new p();
    for (int i = 0; i < clients.length; i++) {
        MClient client = clients[i];
        if (i > 0)
            p.addElement(" - ");
        p.addElement(new a("adempiereMonitor?EMail=" + client.getAD_Client_ID(), client.getName()));
    }
    if (clients.length == 0)
        p.addElement("&nbsp;");
    line.addElement(new td().addElement(p));
    table.addElement(line);
    //	
    line = new tr();
    MStore[] wstores = MStore.getActive();
    line.addElement(new th().addElement("Active Web Stores #" + wstores.length));
    p = new p();
    for (int i = 0; i < wstores.length; i++) {
        MStore store = wstores[i];
        if (i > 0)
            p.addElement(" - ");
        a a = new a(store.getWebContext(), store.getName());
        a.setTarget("t" + i);
        p.addElement(a);
    }
    if (wstores.length == 0)
        p.addElement("&nbsp;");
    line.addElement(new td().addElement(p));
    table.addElement(line);
    //
    bb.addElement(table);
}

Example 33 with ThreadMXBean

use of java.lang.management.ThreadMXBean in project lucene-solr by apache.

the class ThreadDumpHandler method handleRequestBody.

@Override
public void handleRequestBody(SolrQueryRequest req, SolrQueryResponse rsp) throws IOException {
    SimpleOrderedMap<Object> system = new SimpleOrderedMap<>();
    rsp.add("system", system);
    ThreadMXBean tmbean = ManagementFactory.getThreadMXBean();
    // Thread Count
    SimpleOrderedMap<Object> nl = new SimpleOrderedMap<>();
    nl.add("current", tmbean.getThreadCount());
    nl.add("peak", tmbean.getPeakThreadCount());
    nl.add("daemon", tmbean.getDaemonThreadCount());
    system.add("threadCount", nl);
    // Deadlocks
    ThreadInfo[] tinfos;
    long[] tids = tmbean.findMonitorDeadlockedThreads();
    if (tids != null) {
        tinfos = tmbean.getThreadInfo(tids, Integer.MAX_VALUE);
        NamedList<SimpleOrderedMap<Object>> lst = new NamedList<>();
        for (ThreadInfo ti : tinfos) {
            if (ti != null) {
                lst.add("thread", getThreadInfo(ti, tmbean));
            }
        }
        system.add("deadlocks", lst);
    }
    // Now show all the threads....
    tids = tmbean.getAllThreadIds();
    tinfos = tmbean.getThreadInfo(tids, Integer.MAX_VALUE);
    NamedList<SimpleOrderedMap<Object>> lst = new NamedList<>();
    for (ThreadInfo ti : tinfos) {
        if (ti != null) {
            lst.add("thread", getThreadInfo(ti, tmbean));
        }
    }
    system.add("threadDump", lst);
    rsp.setHttpCaching(false);
}

Example 34 with ThreadMXBean

use of java.lang.management.ThreadMXBean in project jackrabbit-oak by apache.

the class DocumentNodeStoreTest method backgroundLeaseUpdateThreadRunning.

private static boolean backgroundLeaseUpdateThreadRunning(int clusterId) {
    String threadName = "DocumentNodeStore lease update thread (" + clusterId + ")";
    ThreadMXBean threadBean = ManagementFactory.getThreadMXBean();
    for (ThreadInfo ti : threadBean.getThreadInfo(threadBean.getAllThreadIds())) {
        if (ti != null) {
            if (threadName.equals(ti.getThreadName())) {
                return true;
            }
        }
    }
    return false;
}

Example 35 with ThreadMXBean

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

the class InfoAction method execute.

@Override
public Object execute() throws Exception {
    int maxNameLen;
    RuntimeMXBean runtime = ManagementFactory.getRuntimeMXBean();
    OperatingSystemMXBean os = ManagementFactory.getOperatingSystemMXBean();
    ThreadMXBean threads = ManagementFactory.getThreadMXBean();
    MemoryMXBean mem = ManagementFactory.getMemoryMXBean();
    ClassLoadingMXBean cl = ManagementFactory.getClassLoadingMXBean();
    //
    // print Karaf informations
    //
    maxNameLen = 25;
    System.out.println("Karaf");
    printValue("Karaf version", maxNameLen, System.getProperty("karaf.version"));
    printValue("Karaf home", maxNameLen, System.getProperty("karaf.home"));
    printValue("Karaf base", maxNameLen, System.getProperty("karaf.base"));
    String osgi = getOsgiFramework();
    if (osgi != null) {
        printValue("OSGi Framework", maxNameLen, osgi);
    }
    System.out.println();
    System.out.println("JVM");
    printValue("Java Virtual Machine", maxNameLen, runtime.getVmName() + " version " + runtime.getVmVersion());
    printValue("Version", maxNameLen, System.getProperty("java.version"));
    printValue("Vendor", maxNameLen, runtime.getVmVendor());
    printValue("Pid", maxNameLen, getPid());
    printValue("Uptime", maxNameLen, printDuration(runtime.getUptime()));
    try {
        printValue("Process CPU time", maxNameLen, printDuration(getSunOsValueAsLong(os, "getProcessCpuTime") / 1000000));
    } catch (Throwable t) {
    }
    printValue("Total compile time", maxNameLen, printDuration(ManagementFactory.getCompilationMXBean().getTotalCompilationTime()));
    System.out.println("Threads");
    printValue("Live threads", maxNameLen, Integer.toString(threads.getThreadCount()));
    printValue("Daemon threads", maxNameLen, Integer.toString(threads.getDaemonThreadCount()));
    printValue("Peak", maxNameLen, Integer.toString(threads.getPeakThreadCount()));
    printValue("Total started", maxNameLen, Long.toString(threads.getTotalStartedThreadCount()));
    System.out.println("Memory");
    printValue("Current heap size", maxNameLen, printSizeInKb(mem.getHeapMemoryUsage().getUsed()));
    printValue("Maximum heap size", maxNameLen, printSizeInKb(mem.getHeapMemoryUsage().getMax()));
    printValue("Committed heap size", maxNameLen, printSizeInKb(mem.getHeapMemoryUsage().getCommitted()));
    printValue("Pending objects", maxNameLen, Integer.toString(mem.getObjectPendingFinalizationCount()));
    for (GarbageCollectorMXBean gc : ManagementFactory.getGarbageCollectorMXBeans()) {
        String val = "Name = '" + gc.getName() + "', Collections = " + gc.getCollectionCount() + ", Time = " + printDuration(gc.getCollectionTime());
        printValue("Garbage collector", maxNameLen, val);
    }
    System.out.println("Classes");
    printValue("Current classes loaded", maxNameLen, printLong(cl.getLoadedClassCount()));
    printValue("Total classes loaded", maxNameLen, printLong(cl.getTotalLoadedClassCount()));
    printValue("Total classes unloaded", maxNameLen, printLong(cl.getUnloadedClassCount()));
    System.out.println("Operating system");
    printValue("Name", maxNameLen, os.getName() + " version " + os.getVersion());
    printValue("Architecture", maxNameLen, os.getArch());
    printValue("Processors", maxNameLen, Integer.toString(os.getAvailableProcessors()));
    try {
        printValue("Total physical memory", maxNameLen, printSizeInKb(getSunOsValueAsLong(os, "getTotalPhysicalMemorySize")));
        printValue("Free physical memory", maxNameLen, printSizeInKb(getSunOsValueAsLong(os, "getFreePhysicalMemorySize")));
        printValue("Committed virtual memory", maxNameLen, printSizeInKb(getSunOsValueAsLong(os, "getCommittedVirtualMemorySize")));
        printValue("Total swap space", maxNameLen, printSizeInKb(getSunOsValueAsLong(os, "getTotalSwapSpaceSize")));
        printValue("Free swap space", maxNameLen, printSizeInKb(getSunOsValueAsLong(os, "getFreeSwapSpaceSize")));
    } catch (Throwable t) {
    }
    //Display Information from external information providers.
    Map<String, Map<Object, Object>> properties = new HashMap<>();
    if (infoProviders != null) {
        // dump all properties to Map, KARAF-425
        for (InfoProvider provider : infoProviders) {
            if (!properties.containsKey(provider.getName())) {
                properties.put(provider.getName(), new Properties());
            }
            properties.get(provider.getName()).putAll(provider.getProperties());
        }
        List<String> sections = new ArrayList<>(properties.keySet());
        Collections.sort(sections);
        for (String section : sections) {
            List<Object> keys = new ArrayList<>(properties.get(section).keySet());
            if (keys.size() > 0) {
                System.out.println(section);
                keys.sort(Comparator.comparing(String::valueOf));
                for (Object key : keys) {
                    printValue(String.valueOf(key), maxNameLen, String.valueOf(properties.get(section).get(key)));
                }
            }
        }
    }
    return null;
}