Java Code Examples for org.apache.hadoop.hbase.util.Threads#printThreadInfo()
The following examples show how to use
org.apache.hadoop.hbase.util.Threads#printThreadInfo() .
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Example 1
Source File: HMaster.java From hbase with Apache License 2.0 | 6 votes |
@Override public void run() { try { while (!master.isStopped() && master.isActiveMaster()) { Thread.sleep(timeout); if (master.isInitialized()) { LOG.debug("Initialization completed within allotted tolerance. Monitor exiting."); } else { LOG.error("Master failed to complete initialization after " + timeout + "ms. Please" + " consider submitting a bug report including a thread dump of this process."); if (haltOnTimeout) { LOG.error("Zombie Master exiting. Thread dump to stdout"); Threads.printThreadInfo(System.out, "Zombie HMaster"); System.exit(-1); } } } } catch (InterruptedException ie) { LOG.trace("InitMonitor thread interrupted. Existing."); } }
Example 2
Source File: HRegionServer.java From hbase with Apache License 2.0 | 5 votes |
@Override public void run() { LOG.warn("Aborting region server timed out, terminating forcibly" + " and does not wait for any running shutdown hooks or finalizers to finish their work." + " Thread dump to stdout."); Threads.printThreadInfo(System.out, "Zombie HRegionServer"); Runtime.getRuntime().halt(1); }
Example 3
Source File: AbstractTestDLS.java From hbase with Apache License 2.0 | 5 votes |
@Test public void testThreeRSAbort() throws Exception { LOG.info("testThreeRSAbort"); int numRegionsToCreate = 40; int numRowsPerRegion = 100; startCluster(NUM_RS); // NUM_RS=6. try (Table table = installTable(numRegionsToCreate)) { populateDataInTable(numRowsPerRegion); List<RegionServerThread> rsts = cluster.getLiveRegionServerThreads(); assertEquals(NUM_RS, rsts.size()); cluster.killRegionServer(rsts.get(0).getRegionServer().getServerName()); cluster.killRegionServer(rsts.get(1).getRegionServer().getServerName()); cluster.killRegionServer(rsts.get(2).getRegionServer().getServerName()); TEST_UTIL.waitFor(60000, new Waiter.ExplainingPredicate<Exception>() { @Override public boolean evaluate() throws Exception { return cluster.getLiveRegionServerThreads().size() <= NUM_RS - 3; } @Override public String explainFailure() throws Exception { return "Timed out waiting for server aborts."; } }); TEST_UTIL.waitUntilAllRegionsAssigned(tableName); int rows; try { rows = TEST_UTIL.countRows(table); } catch (Exception e) { Threads.printThreadInfo(System.out, "Thread dump before fail"); throw e; } assertEquals(numRegionsToCreate * numRowsPerRegion, rows); } }
Example 4
Source File: IntegrationTestRpcClient.java From hbase with Apache License 2.0 | 5 votes |
@Override public void run() { try { Thread.sleep(timeout); Threads.printThreadInfo(System.err, "TEST TIMEOUT STACK DUMP"); System.exit(1); // a timeout happened } catch (InterruptedException e) { // this is what we want } }
Example 5
Source File: HttpServer.java From hbase with Apache License 2.0 | 5 votes |
@Override public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { if (!HttpServer.isInstrumentationAccessAllowed(getServletContext(), request, response)) { return; } response.setContentType("text/plain; charset=UTF-8"); try (PrintStream out = new PrintStream( response.getOutputStream(), false, "UTF-8")) { Threads.printThreadInfo(out, ""); out.flush(); } ReflectionUtils.logThreadInfo(LOG, "jsp requested", 1); }