Package org.apache.accumulo.server.monitor.util

Examples of org.apache.accumulo.server.monitor.util.Table

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      if (stats == null) {
        summary.put(span.description, stats = new Stats());
      }
      stats.addSpan(span);
    }
    Table trace = new Table("traceSummary", "All Traces");
    trace.addSortableColumn("Type", new ShowTypeLink(minutes), "Trace Type");
    trace.addSortableColumn("Total", new NumberType<Integer>(), "Number of spans of this type");
    trace.addSortableColumn("min", new DurationType(), "Shortest span duration");
    trace.addSortableColumn("max", new DurationType(), "Longest span duration");
    trace.addSortableColumn("avg", new DurationType(), "Average span duration");
    trace
        .addSortableColumn(
            "Histogram",
            new HistogramType(),
            "Counts of spans of different duration. Columns start at milliseconds, and each column is ten times longer: tens of milliseconds, seconds, tens of seconds, etc.");
   
    for (Entry<String,Stats> entry : summary.entrySet()) {
      Stats stat = entry.getValue();
      trace.addRow(entry.getKey(), stat.count, stat.min, stat.max, stat.average(), stat);
    }
    trace.generate(req, sb);
  }
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    if (scanner == null) {
      return;
    }
    Range range = new Range(new Text("start:" + Long.toHexString(startTime)), new Text("start:" + Long.toHexString(endTime)));
    scanner.setRange(range);
    Table trace = new Table("trace", "Traces for " + getType(req));
    trace.addSortableColumn("Start", new ShowTraceLinkType(), "Start Time");
    trace.addSortableColumn("ms", new DurationType(), "Span time");
    trace.addUnsortableColumn("Source", new StringType<String>(), "Service and location");
    for (Entry<Key,Value> entry : scanner) {
      RemoteSpan span = TraceFormatter.getRemoteSpan(entry);
      if (span.description.equals(type)) {
        trace.addRow(span, Long.valueOf(span.stop - span.start), span.svc + ":" + span.sender);
      }
    }
    trace.generate(req, sb);
  }
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    return 0;
  }
 
  private void doBadTserverList(HttpServletRequest req, StringBuilder sb) {
    if (Monitor.getMmi() != null && !Monitor.getMmi().badTServers.isEmpty()) {
      Table badTServerList = new Table("badtservers", "Non-Functioning&nbsp;Tablet&nbsp;Servers", "error");
      badTServerList.setSubCaption("The following tablet servers reported a status other than Online.");
      badTServerList.addSortableColumn("Tablet&nbsp;Server");
      badTServerList.addSortableColumn("Tablet&nbsp;Server&nbsp;Status");
      for (Entry<String,Byte> badserver : Monitor.getMmi().badTServers.entrySet())
        badTServerList.addRow(badserver.getKey(), TabletServerState.getStateById(badserver.getValue()).name());
      badTServerList.generate(req, sb);
    }
  }
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  private void doDeadTserverList(HttpServletRequest req, StringBuilder sb) {
    MasterMonitorInfo mmi = Monitor.getMmi();
    if (mmi != null) {
      List<DeadServer> obit = mmi.deadTabletServers;
      Table deadTServerList = new Table("deaddtservers", "Dead&nbsp;Tablet&nbsp;Servers", "error");
      deadTServerList.setSubCaption("The following tablet servers are no longer reachable.");
      doDeadServerTable(req, sb, deadTServerList, obit);
    }
  }
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  @Override
  protected void pageBody(HttpServletRequest req, HttpServletResponse resp, StringBuilder sb) {
    boolean clear = true;
    SimpleDateFormat fmt = new SimpleDateFormat("dd HH:mm:ss,SSSS");
    Table logTable = new Table("logTable", "Recent&nbsp;Logs");
    logTable.addSortableColumn("Time", new DateTimeType(fmt), null);
    logTable.addSortableColumn("Application");
    logTable.addSortableColumn("Count");
    logTable.addSortableColumn("Level", new LogLevelType(), null);
    logTable.addSortableColumn("Message");
    for (DedupedLogEvent dev : LogService.getInstance().getEvents()) {
      clear = false;
      LoggingEvent ev = dev.getEvent();
      Object application = ev.getMDC("application");
      if (application == null)
        application = "";
      String msg = ev.getMessage().toString();
      StringBuilder text = new StringBuilder();
      for (int i = 0; i < msg.length(); i++) {
        char c = msg.charAt(i);
        switch (Character.getType(c)) {
          case Character.UNASSIGNED:
          case Character.LINE_SEPARATOR:
          case Character.NON_SPACING_MARK:
          case Character.PRIVATE_USE:
            c = '?';
          default:
            text.append(c);
        }
       
      }
      StringBuilder builder = new StringBuilder(text.toString());
      if (ev.getThrowableStrRep() != null)
        for (String line : ev.getThrowableStrRep())
          builder.append("\n\t").append(line);
      msg = sanitize(builder.toString().trim());
      msg = "<pre class='logevent'>" + msg + "</pre>";
      logTable.addRow(ev.getTimeStamp(), application, dev.getCount(), ev.getLevel(), msg);
    }
    if (!clear)
      logTable.setSubCaption("<a href='/op?action=clearLog&redir=" + currentPage(req) + "'>Clear&nbsp;All&nbsp;Events</a>");
    logTable.generate(req, sb);
    if (!clear)
      sb.append("<div class='center'><a href='/op?action=clearLog&redir=").append(currentPage(req)).append("'>Clear&nbsp;All&nbsp;Events</a></div>\n");
  }
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      ArrayList<TabletServerStatus> tservers = new ArrayList<TabletServerStatus>();
      if (Monitor.getMmi() != null)
        tservers.addAll(Monitor.getMmi().tServerInfo);
     
      Table tServerList = new Table("tservers", "Tablet&nbsp;Servers");
      tServerList.setSubCaption("Click on the <span style='color: #0000ff;'>server address</span> to view detailed performance statistics for that server.");
     
      doTserverList(req, sb, tservers, null, tServerList);
      return;
    }
   
    double totalElapsedForAll = 0;
    double splitStdDev = 0;
    double minorStdDev = 0;
    double minorQueueStdDev = 0;
    double majorStdDev = 0;
    double majorQueueStdDev = 0;
    double currentMinorAvg = 0;
    double currentMajorAvg = 0;
    double currentMinorStdDev = 0;
    double currentMajorStdDev = 0;
    TabletStats total = new TabletStats(null, new ActionStats(), new ActionStats(), new ActionStats(), 0, 0, 0, 0);
   
    InetSocketAddress address = AddressUtil.parseAddress(tserverAddress, -1);
    TabletStats historical = new TabletStats(null, new ActionStats(), new ActionStats(), new ActionStats(), 0, 0, 0, 0);
    List<TabletStats> tsStats = new ArrayList<TabletStats>();
    try {
      TabletClientService.Client client = ThriftUtil.getClient(new TabletClientService.Client.Factory(), address, Monitor.getSystemConfiguration());
      try {
        for (String tableId : Monitor.getMmi().tableMap.keySet()) {
          tsStats.addAll(client.getTabletStats(Tracer.traceInfo(), SecurityConstants.getSystemCredentials(), tableId));
        }
        historical = client.getHistoricalStats(Tracer.traceInfo(), SecurityConstants.getSystemCredentials());
      } finally {
        ThriftUtil.returnClient(client);
      }
    } catch (Exception e) {
      banner(sb, "error", "No Such Tablet ServerAvailable");
      log.error(e, e);
      return;
    }
   
    Table perTabletResults = new Table("perTabletResults", "Detailed&nbsp;Current&nbsp;Operations");
    perTabletResults.setSubCaption("Per-tablet&nbsp;Details");
    perTabletResults.addSortableColumn("Table", new TableLinkType(), null);
    perTabletResults.addSortableColumn("Tablet");
    perTabletResults.addSortableColumn("Entries", new NumberType<Long>(), null);
    perTabletResults.addSortableColumn("Ingest", new NumberType<Long>(), null);
    perTabletResults.addSortableColumn("Query", new NumberType<Long>(), null);
    perTabletResults.addSortableColumn("Minor&nbsp;Avg", new SecondType(), null);
    perTabletResults.addSortableColumn("Minor&nbsp;Std&nbsp;Dev", new SecondType(), null);
    perTabletResults.addSortableColumn("Minor&nbsp;Avg&nbsp;e/s", new NumberType<Double>(), null);
    perTabletResults.addSortableColumn("Major&nbsp;Avg", new SecondType(), null);
    perTabletResults.addSortableColumn("Major&nbsp;Std&nbsp;Dev", new SecondType(), null);
    perTabletResults.addSortableColumn("Major&nbsp;Avg&nbsp;e/s", new NumberType<Double>(), null);
   
    for (TabletStats info : tsStats) {
      if (info.extent == null) {
        historical = info;
        continue;
      }
      total.numEntries += info.numEntries;
      TabletStatsKeeper.update(total.minors, info.minors);
      TabletStatsKeeper.update(total.majors, info.majors);
     
      KeyExtent extent = new KeyExtent(info.extent);
      String tableId = extent.getTableId().toString();
      MessageDigest digester = MessageDigest.getInstance("MD5");
      if (extent.getEndRow() != null && extent.getEndRow().getLength() > 0) {
        digester.update(extent.getEndRow().getBytes(), 0, extent.getEndRow().getLength());
      }
      String obscuredExtent = new String(Base64.encodeBase64(digester.digest()), Constants.UTF8);
      String displayExtent = String.format("<code>[%s]</code>", obscuredExtent);
     
      TableRow row = perTabletResults.prepareRow();
      row.add(tableId);
      row.add(displayExtent);
      row.add(info.numEntries);
      row.add(info.ingestRate);
      row.add(info.queryRate);
      row.add(info.minors.num != 0 ? info.minors.elapsed / info.minors.num : null);
      row.add(stddev(info.minors.elapsed, info.minors.num, info.minors.sumDev));
      row.add(info.minors.elapsed != 0 ? info.minors.count / info.minors.elapsed : null);
      row.add(info.majors.num != 0 ? info.majors.elapsed / info.majors.num : null);
      row.add(stddev(info.majors.elapsed, info.majors.num, info.majors.sumDev));
      row.add(info.majors.elapsed != 0 ? info.majors.count / info.majors.elapsed : null);
      perTabletResults.addRow(row);
    }
   
    // Calculate current averages oldServer adding in historical data
    if (total.minors.num != 0)
      currentMinorAvg = (long) (total.minors.elapsed / total.minors.num);
    if (total.minors.elapsed != 0 && total.minors.num != 0)
      currentMinorStdDev = stddev(total.minors.elapsed, total.minors.num, total.minors.sumDev);
    if (total.majors.num != 0)
      currentMajorAvg = total.majors.elapsed / total.majors.num;
    if (total.majors.elapsed != 0 && total.majors.num != 0 && total.majors.elapsed > total.majors.num)
      currentMajorStdDev = stddev(total.majors.elapsed, total.majors.num, total.majors.sumDev);
   
    // After these += operations, these variables are now total for current
    // tablets and historical tablets
    TabletStatsKeeper.update(total.minors, historical.minors);
    TabletStatsKeeper.update(total.majors, historical.majors);
    totalElapsedForAll += total.majors.elapsed + historical.splits.elapsed + total.minors.elapsed;
   
    minorStdDev = stddev(total.minors.elapsed, total.minors.num, total.minors.sumDev);
    minorQueueStdDev = stddev(total.minors.queueTime, total.minors.num, total.minors.queueSumDev);
    majorStdDev = stddev(total.majors.elapsed, total.majors.num, total.majors.sumDev);
    majorQueueStdDev = stddev(total.majors.queueTime, total.majors.num, total.majors.queueSumDev);
    splitStdDev = stddev(historical.splits.num, historical.splits.elapsed, historical.splits.sumDev);
   
    doDetailTable(req, sb, address, tsStats.size(), total, historical);
    doAllTimeTable(req, sb, total, historical, majorQueueStdDev, minorQueueStdDev, totalElapsedForAll, splitStdDev, majorStdDev, minorStdDev);
    doCurrentTabletOps(req, sb, currentMinorAvg, currentMinorStdDev, currentMajorAvg, currentMajorStdDev);
    perTabletResults.generate(req, sb);
  }
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    perTabletResults.generate(req, sb);
  }
 
  private void doCurrentTabletOps(HttpServletRequest req, StringBuilder sb, double currentMinorAvg, double currentMinorStdDev, double currentMajorAvg,
      double currentMajorStdDev) {
    Table currentTabletOps = new Table("currentTabletOps", "Current&nbsp;Tablet&nbsp;Operation&nbsp;Results");
    currentTabletOps.addSortableColumn("Minor&nbsp;Average", new SecondType(), null);
    currentTabletOps.addSortableColumn("Minor&nbsp;Std&nbsp;Dev", new SecondType(), null);
    currentTabletOps.addSortableColumn("Major&nbsp;Avg", new SecondType(), null);
    currentTabletOps.addSortableColumn("Major&nbsp;Std&nbsp;Dev", new SecondType(), null);
    currentTabletOps.addRow(currentMinorAvg, currentMinorStdDev, currentMajorAvg, currentMajorStdDev);
    currentTabletOps.generate(req, sb);
  }
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  }
 
  private void doAllTimeTable(HttpServletRequest req, StringBuilder sb, TabletStats total, TabletStats historical, double majorQueueStdDev,
      double minorQueueStdDev, double totalElapsedForAll, double splitStdDev, double majorStdDev, double minorStdDev) {
   
    Table opHistoryDetails = new Table("opHistoryDetails", "All-Time&nbsp;Tablet&nbsp;Operation&nbsp;Results");
    opHistoryDetails.addSortableColumn("Operation");
    opHistoryDetails.addSortableColumn("Success", new NumberType<Integer>(), null);
    opHistoryDetails.addSortableColumn("Failure", new NumberType<Integer>(), null);
    opHistoryDetails.addSortableColumn("Average<br />Queue&nbsp;Time", new SecondType(), null);
    opHistoryDetails.addSortableColumn("Std.&nbsp;Dev.<br />Queue&nbsp;Time", new SecondType(), null);
    opHistoryDetails.addSortableColumn("Average<br />Time", new SecondType(), null);
    opHistoryDetails.addSortableColumn("Std.&nbsp;Dev.<br />Time", new SecondType(), null);
    opHistoryDetails.addSortableColumn("Percentage&nbsp;Time&nbsp;Spent", new ProgressChartType(totalElapsedForAll), null);
   
    opHistoryDetails.addRow("Split", historical.splits.num, historical.splits.fail, null, null,
        historical.splits.num != 0 ? (historical.splits.elapsed / historical.splits.num) : null, splitStdDev, historical.splits.elapsed);
    opHistoryDetails.addRow("Major&nbsp;Compaction", total.majors.num, total.majors.fail,
        total.majors.num != 0 ? (total.majors.queueTime / total.majors.num) : null, majorQueueStdDev,
        total.majors.num != 0 ? (total.majors.elapsed / total.majors.num) : null, majorStdDev, total.majors.elapsed);
    opHistoryDetails.addRow("Minor&nbsp;Compaction", total.minors.num, total.minors.fail,
        total.minors.num != 0 ? (total.minors.queueTime / total.minors.num) : null, minorQueueStdDev,
        total.minors.num != 0 ? (total.minors.elapsed / total.minors.num) : null, minorStdDev, total.minors.elapsed);
    opHistoryDetails.generate(req, sb);
  }
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        total.minors.num != 0 ? (total.minors.elapsed / total.minors.num) : null, minorStdDev, total.minors.elapsed);
    opHistoryDetails.generate(req, sb);
  }
 
  private void doDetailTable(HttpServletRequest req, StringBuilder sb, InetSocketAddress address, int numTablets, TabletStats total, TabletStats historical) {
    Table detailTable = new Table("tServerDetail", "Details");
    detailTable.setSubCaption(address.getHostName() + ":" + address.getPort());
    detailTable.addSortableColumn("Hosted&nbsp;Tablets", new NumberType<Integer>(), null);
    detailTable.addSortableColumn("Entries", new NumberType<Long>(), null);
    detailTable.addSortableColumn("Minor&nbsp;Compacting", new NumberType<Integer>(), null);
    detailTable.addSortableColumn("Major&nbsp;Compacting", new NumberType<Integer>(), null);
    detailTable.addSortableColumn("Splitting", new NumberType<Integer>(), null);
    detailTable.addRow(numTablets, total.numEntries, total.minors.status, total.majors.status, historical.splits.status);
    detailTable.generate(req, sb);
  }
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  protected void pageBody(HttpServletRequest req, HttpServletResponse resp, StringBuilder sb) {
    GCStatus status = Monitor.getGcStatus();
   
    if (status != null) {
      Table gcActivity = new Table("gcActivity", "Collection&nbsp;Activity");
      gcActivity.addSortableColumn("Activity");
      gcActivity.addSortableColumn("Finished", new DateTimeType(new SimpleDateFormat("MMM dd, yyyy kk:mm")), null);
      gcActivity.addSortableColumn("Candidates", new NumberType<Long>(), null);
      gcActivity.addSortableColumn("Deleted", new NumberType<Long>(), null);
      gcActivity.addSortableColumn("In&nbsp;Use", new NumberType<Long>(), null);
      gcActivity.addSortableColumn("Errors", new NumberType<Long>(0l, 1l), null);
      gcActivity.addSortableColumn("Duration", new DurationType(), null);
     
      if (status.last.finished > 0)
        gcActivity.addRow("File&nbsp;Collection,&nbsp;Last&nbsp;Cycle", status.last.finished, status.last.candidates, status.last.deleted, status.last.inUse,
            status.last.errors, status.last.finished - status.last.started);
      if (status.current.started > 0)
        gcActivity.addRow("File&nbsp;Collection,&nbsp;Running", status.current.finished, status.current.candidates, status.current.deleted,
            status.current.inUse, status.current.errors, System.currentTimeMillis() - status.current.started);
      if (status.lastLog.finished > 0)
        gcActivity.addRow("WAL&nbsp;Collection,&nbsp;Last&nbsp;Cycle", status.lastLog.finished, status.lastLog.candidates, status.lastLog.deleted,
            status.lastLog.inUse, status.lastLog.errors, status.lastLog.finished - status.lastLog.started);
      if (status.currentLog.started > 0)
        gcActivity.addRow("WAL&nbsp;Collection,&nbsp;Running", status.currentLog.finished, status.currentLog.candidates, status.currentLog.deleted,
            status.currentLog.inUse, status.currentLog.errors, System.currentTimeMillis() - status.currentLog.started);
      gcActivity.generate(req, sb);
    } else {
      banner(sb, "error", "Collector is Unavailable");
    }
  }
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