List of usage examples for java.lang.management ThreadMXBean getThreadInfo
public ThreadInfo[] getThreadInfo(long[] ids, int maxDepth);
From source file:org.commonjava.indy.diag.data.DiagnosticsManager.java
public String getThreadDumpString() { Thread[] threads = new Thread[Thread.activeCount()]; Thread.enumerate(threads);/*from w w w .j av a2s . c o m*/ Map<Long, Thread> threadMap = new HashMap<>(); Stream.of(threads).forEach(t -> threadMap.put(t.getId(), t)); ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean(); ThreadInfo[] threadInfos = threadMXBean.getThreadInfo(threadMXBean.getAllThreadIds(), 100); StringBuilder sb = new StringBuilder(); Stream.of(threadInfos).forEachOrdered((ti) -> { if (sb.length() > 0) { sb.append("\n\n"); } String threadGroup = "Unknown"; Thread t = threadMap.get(ti.getThreadId()); if (t != null) { ThreadGroup tg = t.getThreadGroup(); if (tg != null) { threadGroup = tg.getName(); } } sb.append(ti.getThreadName()).append("\n Group: ").append(threadGroup).append("\n State: ") .append(ti.getThreadState()).append("\n Lock Info: ").append(ti.getLockInfo()) .append("\n Monitors:"); MonitorInfo[] monitors = ti.getLockedMonitors(); if (monitors == null || monitors.length < 1) { sb.append(" -NONE-"); } else { sb.append("\n - ").append(join(monitors, "\n - ")); } sb.append("\n Trace:\n ").append(join(ti.getStackTrace(), "\n ")); }); return sb.toString(); }
From source file:org.commonjava.indy.ftest.core.fixture.ThreadDumper.java
public static void dumpThreads() { StringBuilder sb = new StringBuilder(); ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean(); ThreadInfo[] threadInfos = threadMXBean.getThreadInfo(threadMXBean.getAllThreadIds(), 100); Stream.of(threadInfos).forEachOrdered((ti) -> { if (sb.length() > 0) { sb.append("\n\n"); }//from www . jav a2 s.c om sb.append(ti.getThreadName()).append("\n State: ").append(ti.getThreadState()) .append("\n Lock Info: ").append(ti.getLockInfo()).append("\n Monitors:"); MonitorInfo[] monitors = ti.getLockedMonitors(); if (monitors == null || monitors.length < 1) { sb.append(" -NONE-"); } else { sb.append("\n - ").append(join(monitors, "\n - ")); } sb.append("\n Trace:\n ").append(join(ti.getStackTrace(), "\n ")); }); System.out.println(sb); }
From source file:org.jitsi.meet.test.base.FailureListener.java
/** * Saves current java thread dump./* www . ja va 2 s . co m*/ */ private void saveThreadDump(String fileNamePrefix) { StringBuilder dump = new StringBuilder(); ThreadMXBean tbean = ManagementFactory.getThreadMXBean(); ThreadInfo[] threads = tbean.getThreadInfo(tbean.getAllThreadIds(), 150); for (ThreadInfo tinfo : threads) { dump.append(tinfo); dump.append("\n"); } try { BufferedWriter out = new BufferedWriter( new FileWriter(new File(outputLogsParentFolder, fileNamePrefix + ".tdump"))); out.write(dump.toString()); out.flush(); out.close(); } catch (IOException e) { e.printStackTrace(); } }
From source file:org.jitsi.meet.test.FailureListener.java
/** * Saves current java thread dump.//from w w w . java2 s . c o m */ private void saveThreadDump(String fileNamePrefix) { StringBuilder dump = new StringBuilder(); ThreadMXBean tbean = ManagementFactory.getThreadMXBean(); ThreadInfo[] threads = tbean.getThreadInfo(tbean.getAllThreadIds(), 150); for (ThreadInfo tinfo : threads) { dump.append(tinfo); dump.append("\n"); } try { BufferedWriter out = new BufferedWriter( new FileWriter(new File(outputLogsParentFolder, fileNamePrefix + ".tdump"))); out.write(dump.toString()); out.flush(); out.close(); } catch (IOException e) { } }
From source file:org.jumpmind.symmetric.util.SnapshotUtil.java
public static File createSnapshot(ISymmetricEngine engine) { String dirName = engine.getEngineName().replaceAll(" ", "-") + "-" + new SimpleDateFormat("yyyyMMddHHmmss").format(new Date()); IParameterService parameterService = engine.getParameterService(); File tmpDir = new File(parameterService.getTempDirectory(), dirName); tmpDir.mkdirs();/*www . j a v a 2 s . c o m*/ File logDir = null; String parameterizedLogDir = parameterService.getString("server.log.dir"); if (isNotBlank(parameterizedLogDir)) { logDir = new File(parameterizedLogDir); } if (logDir != null && logDir.exists()) { log.info("Using server.log.dir setting as the location of the log files"); } else { logDir = new File("logs"); if (!logDir.exists()) { File file = findSymmetricLogFile(); if (file != null) { logDir = file.getParentFile(); } } if (!logDir.exists()) { logDir = new File("../logs"); } if (!logDir.exists()) { logDir = new File("target"); } if (logDir.exists()) { File[] files = logDir.listFiles(); if (files != null) { for (File file : files) { if (file.getName().toLowerCase().endsWith(".log")) { try { FileUtils.copyFileToDirectory(file, tmpDir); } catch (IOException e) { log.warn("Failed to copy " + file.getName() + " to the snapshot directory", e); } } } } } } ITriggerRouterService triggerRouterService = engine.getTriggerRouterService(); List<TriggerHistory> triggerHistories = triggerRouterService.getActiveTriggerHistories(); TreeSet<Table> tables = new TreeSet<Table>(); for (TriggerHistory triggerHistory : triggerHistories) { Table table = engine.getDatabasePlatform().getTableFromCache(triggerHistory.getSourceCatalogName(), triggerHistory.getSourceSchemaName(), triggerHistory.getSourceTableName(), false); if (table != null && !table.getName().toUpperCase() .startsWith(engine.getSymmetricDialect().getTablePrefix().toUpperCase())) { tables.add(table); } } List<Trigger> triggers = triggerRouterService.getTriggers(true); for (Trigger trigger : triggers) { Table table = engine.getDatabasePlatform().getTableFromCache(trigger.getSourceCatalogName(), trigger.getSourceSchemaName(), trigger.getSourceTableName(), false); if (table != null) { tables.add(table); } } FileWriter fwriter = null; try { fwriter = new FileWriter(new File(tmpDir, "config-export.csv")); engine.getDataExtractorService().extractConfigurationStandalone(engine.getNodeService().findIdentity(), fwriter, TableConstants.SYM_NODE, TableConstants.SYM_NODE_SECURITY, TableConstants.SYM_NODE_IDENTITY, TableConstants.SYM_NODE_HOST, TableConstants.SYM_NODE_CHANNEL_CTL, TableConstants.SYM_CONSOLE_USER); } catch (IOException e) { log.warn("Failed to export symmetric configuration", e); } finally { IOUtils.closeQuietly(fwriter); } FileOutputStream fos = null; try { fos = new FileOutputStream(new File(tmpDir, "table-definitions.xml")); DbExport export = new DbExport(engine.getDatabasePlatform()); export.setFormat(Format.XML); export.setNoData(true); export.exportTables(fos, tables.toArray(new Table[tables.size()])); } catch (IOException e) { log.warn("Failed to export table definitions", e); } finally { IOUtils.closeQuietly(fos); } String tablePrefix = engine.getTablePrefix(); DbExport export = new DbExport(engine.getDatabasePlatform()); export.setFormat(Format.CSV); export.setNoCreateInfo(true); extract(export, new File(tmpDir, "identity.csv"), TableConstants.getTableName(tablePrefix, TableConstants.SYM_NODE_IDENTITY)); extract(export, new File(tmpDir, "node.csv"), TableConstants.getTableName(tablePrefix, TableConstants.SYM_NODE)); extract(export, new File(tmpDir, "nodesecurity.csv"), TableConstants.getTableName(tablePrefix, TableConstants.SYM_NODE_SECURITY)); extract(export, new File(tmpDir, "nodehost.csv"), TableConstants.getTableName(tablePrefix, TableConstants.SYM_NODE_HOST)); extract(export, new File(tmpDir, "triggerhist.csv"), TableConstants.getTableName(tablePrefix, TableConstants.SYM_TRIGGER_HIST)); extract(export, new File(tmpDir, "lock.csv"), TableConstants.getTableName(tablePrefix, TableConstants.SYM_LOCK)); extract(export, new File(tmpDir, "nodecommunication.csv"), TableConstants.getTableName(tablePrefix, TableConstants.SYM_NODE_COMMUNICATION)); extract(export, 5000, new File(tmpDir, "outgoingbatch.csv"), TableConstants.getTableName(tablePrefix, TableConstants.SYM_OUTGOING_BATCH)); extract(export, 5000, new File(tmpDir, "incomingbatch.csv"), TableConstants.getTableName(tablePrefix, TableConstants.SYM_INCOMING_BATCH)); final int THREAD_INDENT_SPACE = 50; fwriter = null; try { fwriter = new FileWriter(new File(tmpDir, "threads.txt")); ThreadMXBean threadBean = ManagementFactory.getThreadMXBean(); long[] threadIds = threadBean.getAllThreadIds(); for (long l : threadIds) { ThreadInfo info = threadBean.getThreadInfo(l, 100); if (info != null) { String threadName = info.getThreadName(); fwriter.append(StringUtils.rightPad(threadName, THREAD_INDENT_SPACE)); StackTraceElement[] trace = info.getStackTrace(); boolean first = true; for (StackTraceElement stackTraceElement : trace) { if (!first) { fwriter.append(StringUtils.rightPad("", THREAD_INDENT_SPACE)); } else { first = false; } fwriter.append(stackTraceElement.getClassName()); fwriter.append("."); fwriter.append(stackTraceElement.getMethodName()); fwriter.append("()"); int lineNumber = stackTraceElement.getLineNumber(); if (lineNumber > 0) { fwriter.append(": "); fwriter.append(Integer.toString(stackTraceElement.getLineNumber())); } fwriter.append("\n"); } fwriter.append("\n"); } } } catch (IOException e) { log.warn("Failed to export thread information", e); } finally { IOUtils.closeQuietly(fwriter); } fos = null; try { fos = new FileOutputStream(new File(tmpDir, "parameters.properties")); Properties effectiveParameters = engine.getParameterService().getAllParameters(); SortedProperties parameters = new SortedProperties(); parameters.putAll(effectiveParameters); parameters.remove("db.password"); parameters.store(fos, "parameters.properties"); } catch (IOException e) { log.warn("Failed to export parameter information", e); } finally { IOUtils.closeQuietly(fos); } fos = null; try { fos = new FileOutputStream(new File(tmpDir, "parameters-changed.properties")); Properties defaultParameters = new Properties(); InputStream in = SnapshotUtil.class.getResourceAsStream("/symmetric-default.properties"); defaultParameters.load(in); IOUtils.closeQuietly(in); in = SnapshotUtil.class.getResourceAsStream("/symmetric-console-default.properties"); if (in != null) { defaultParameters.load(in); IOUtils.closeQuietly(in); } Properties effectiveParameters = engine.getParameterService().getAllParameters(); Properties changedParameters = new SortedProperties(); Map<String, ParameterMetaData> parameters = ParameterConstants.getParameterMetaData(); for (String key : parameters.keySet()) { String defaultValue = defaultParameters.getProperty((String) key); String currentValue = effectiveParameters.getProperty((String) key); if (defaultValue == null && currentValue != null || (defaultValue != null && !defaultValue.equals(currentValue))) { changedParameters.put(key, currentValue == null ? "" : currentValue); } } changedParameters.remove("db.password"); changedParameters.store(fos, "parameters-changed.properties"); } catch (IOException e) { log.warn("Failed to export parameters-changed information", e); } finally { IOUtils.closeQuietly(fos); } writeRuntimeStats(engine, tmpDir); writeJobsStats(engine, tmpDir); if ("true".equals(System.getProperty(SystemConstants.SYSPROP_STANDALONE_WEB))) { writeDirectoryListing(engine, tmpDir); } fos = null; try { fos = new FileOutputStream(new File(tmpDir, "system.properties")); SortedProperties props = new SortedProperties(); props.putAll(System.getProperties()); props.store(fos, "system.properties"); } catch (IOException e) { log.warn("Failed to export thread information", e); } finally { IOUtils.closeQuietly(fos); } try { File jarFile = new File(getSnapshotDirectory(engine), tmpDir.getName() + ".zip"); JarBuilder builder = new JarBuilder(tmpDir, jarFile, new File[] { tmpDir }, Version.version()); builder.build(); FileUtils.deleteDirectory(tmpDir); return jarFile; } catch (IOException e) { throw new IoException("Failed to package snapshot files into archive", e); } }
From source file:rpc.TestRPC.java
/** * Count the number of threads that have a stack frame containing the given * string//from www . j av a 2s. c o m */ private static int countThreads(String search) { ThreadMXBean threadBean = ManagementFactory.getThreadMXBean(); int count = 0; ThreadInfo[] infos = threadBean.getThreadInfo(threadBean.getAllThreadIds(), 20); for (ThreadInfo info : infos) { if (info == null) continue; for (StackTraceElement elem : info.getStackTrace()) { if (elem.getClassName().contains(search)) { count++; break; } } } return count; }
From source file:serposcope.controllers.admin.AdminController.java
public Result stackdump(Context context) { return Results.contentType("text/plain").render((ctx, res) -> { ResponseStreams responseStreams = context.finalizeHeaders(res); try (PrintWriter writer = new PrintWriter(responseStreams.getOutputStream());) { final ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean(); final ThreadInfo[] threadInfos = threadMXBean.getThreadInfo(threadMXBean.getAllThreadIds(), 100); for (ThreadInfo threadInfo : threadInfos) { writer.append('"'); writer.append(threadInfo.getThreadName()); writer.append("\" "); final Thread.State state = threadInfo.getThreadState(); writer.append("\n java.lang.Thread.State: "); writer.append(state.toString()); final StackTraceElement[] stackTraceElements = threadInfo.getStackTrace(); for (final StackTraceElement stackTraceElement : stackTraceElements) { writer.append("\n at "); writer.append(stackTraceElement.toString()); }/* w w w . ja va2 s . com*/ writer.println("\n"); } } catch (IOException ex) { LOG.error("stackdump", ex); } }); }