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org.apache.hudi.org.apache.hadoop.hbase.generated.master.procedures_jsp Maven / Gradle / Ivy

package org.apache.hadoop.hbase.generated.master;

import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import static org.apache.commons.lang3.StringEscapeUtils.escapeXml;
import java.util.Collections;
import java.util.Comparator;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Set;
import org.apache.hadoop.hbase.master.HMaster;
import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;
import org.apache.hadoop.hbase.procedure2.LockedResource;
import org.apache.hadoop.hbase.procedure2.Procedure;
import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;
import org.apache.hadoop.hbase.procedure2.util.StringUtils;
import org.apache.hadoop.util.StringUtils.TraditionalBinaryPrefix;
import org.apache.hadoop.hbase.master.procedure.ServerCrashProcedure;
import org.apache.hadoop.hbase.master.assignment.TransitRegionStateProcedure;
import org.apache.hadoop.hbase.master.assignment.OpenRegionProcedure;
import org.apache.hadoop.hbase.master.assignment.CloseRegionProcedure;
import org.apache.hadoop.hbase.metrics.OperationMetrics;
import java.util.Map;
import java.util.HashMap;
import org.apache.hadoop.hbase.master.MetricsAssignmentManagerSource;
import org.apache.hadoop.hbase.master.MetricsAssignmentManager;
import org.apache.hadoop.hbase.procedure2.ProcedureMetrics;
import org.apache.hadoop.hbase.metrics.Snapshot;
import org.apache.hadoop.hbase.metrics.Histogram;
import java.util.TreeMap;
import org.apache.hadoop.hbase.metrics.impl.HistogramImpl;

public final class procedures_jsp extends org.apache.jasper.runtime.HttpJspBase
    implements org.apache.jasper.runtime.JspSourceDependent {

  private static final JspFactory _jspxFactory = JspFactory.getDefaultFactory();

  private static java.util.List _jspx_dependants;

  private org.glassfish.jsp.api.ResourceInjector _jspx_resourceInjector;

  public java.util.List getDependants() {
    return _jspx_dependants;
  }

  public void _jspService(HttpServletRequest request, HttpServletResponse response)
        throws java.io.IOException, ServletException {

    PageContext pageContext = null;
    HttpSession session = null;
    ServletContext application = null;
    ServletConfig config = null;
    JspWriter out = null;
    Object page = this;
    JspWriter _jspx_out = null;
    PageContext _jspx_page_context = null;

    try {
      response.setContentType("text/html;charset=UTF-8");
      pageContext = _jspxFactory.getPageContext(this, request, response,
      			null, true, 8192, true);
      _jspx_page_context = pageContext;
      application = pageContext.getServletContext();
      config = pageContext.getServletConfig();
      session = pageContext.getSession();
      out = pageContext.getOut();
      _jspx_out = out;
      _jspx_resourceInjector = (org.glassfish.jsp.api.ResourceInjector) application.getAttribute("com.sun.appserv.jsp.resource.injector");

      out.write("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");

  HMaster master = (HMaster) getServletContext().getAttribute(HMaster.MASTER);
  ProcedureExecutor procExecutor = master.getMasterProcedureExecutor();
  List> procedures = procExecutor.getProcedures();
  Collections.sort(procedures, new Comparator() {
    @Override
    public int compare(Procedure lhs, Procedure rhs) {
      long cmp = lhs.getParentProcId() - rhs.getParentProcId();
      cmp = cmp != 0 ? cmp : lhs.getProcId() - rhs.getProcId();
      return cmp < 0 ? -1 : cmp > 0 ? 1 : 0;
    }
  });

  List lockedResources = master.getLocks();
  pageContext.setAttribute("pageTitle", "HBase Master Procedures: " + master.getServerName());

      out.write('\n');
      org.apache.jasper.runtime.JspRuntimeLibrary.include(request, response, "header.jsp" + "?" + org.apache.jasper.runtime.JspRuntimeLibrary.URLEncode("pageTitle", request.getCharacterEncoding())+ "=" + org.apache.jasper.runtime.JspRuntimeLibrary.URLEncode((java.lang.String) org.apache.jasper.runtime.PageContextImpl.evaluateExpression("${pageTitle}", java.lang.String.class, (PageContext)_jspx_page_context, null), request.getCharacterEncoding()), out, false);
      out.write("\n\n
\n  
\n    
\n      
Procedure Time Statistics
\n    
\n  
\n  
We list proceduces completed successfully of the following types only: ServerCrashProcedure, TransitRegionStateProcedure,\n    OpenRegionProcedure, CloseRegionProcedure.
\n  \n    \n      \n      \n      \n      \n      \n    \n    ");

      Map latencyMetrics = new TreeMap<>();
      MetricsAssignmentManager metricsAssignmentManagerSource =
        procExecutor.getEnvironment().getAssignmentManager().getAssignmentManagerMetrics();
      latencyMetrics.put("OpenRegionProcedure", metricsAssignmentManagerSource.getOpenProcMetrics());
      latencyMetrics.put("CloseRegionProcedure", metricsAssignmentManagerSource.getCloseProcMetrics());
      latencyMetrics.put("TransitionRegionProcedure#assignRegion", metricsAssignmentManagerSource.getAssignProcMetrics());
      latencyMetrics.put("TransitionRegionProcedure#unassignRegion", metricsAssignmentManagerSource.getUnassignProcMetrics());
      latencyMetrics.put("TransitionRegionProcedure#moveRegion", metricsAssignmentManagerSource.getMoveProcMetrics());
      latencyMetrics.put("TransitionRegionProcedure#reopenRegion", metricsAssignmentManagerSource.getReopenProcMetrics());
      latencyMetrics.put("ServerCrashProcedure", master.getMasterMetrics().getServerCrashProcMetrics());

      double[] percentiles = new double[] { 0.5, 0.9};
      for (Map.Entry e : latencyMetrics.entrySet()) {
        Histogram histogram = e.getValue().getTimeHisto();
        if (histogram.getCount() == 0 || !(histogram instanceof HistogramImpl)) {
          continue;
        }
        HistogramImpl histogramImpl = (HistogramImpl)histogram;
        long[] percentileLatencies = histogramImpl.getQuantiles(percentiles);

    
      out.write("\n    \n      \n      \n      \n      \n      \n    \n    ");
 } 
      out.write("\n  
Type
min(ms)
50-percentile(ms)
90-percentile(ms)
max(ms)
");
      out.print( e.getKey() );
      out.write("
");
      out.print( histogramImpl.getMin() );
      out.write("
");
      out.print( percentileLatencies[0] );
      out.write("
");
      out.print( percentileLatencies[1] );
      out.write("
");
      out.print( histogramImpl.getMax() );
      out.write("
\n
\n
\n
\n  
\n      
\n          
Procedures
\n      
\n  
\n  
We do not list procedures that have completed successfully; their number makes it hard to spot the problematics.
\n  \n    \n        \n        \n        \n        \n        \n        \n        \n        \n        \n    \n    ");

      int displayCount = 0;
      for (Procedure proc : procedures) {
      // Don't show SUCCESS procedures.
      if (proc.isSuccess()) {
        continue;
      }
      displayCount++;
    
      out.write("\n      \n        \n        \n        \n        \n        \n        \n        \n        \n        \n      \n    ");
 } 
      out.write("\n    ");

    if (displayCount > 0) {
    
      out.write("\n      
");
      out.print( displayCount );
      out.write(" procedure(s).
\n    ");

    }
    
      out.write("\n  
Id
Parent
State
Owner
Type
Start Time
Last Update
Errors
Parameters
");
      out.print( proc.getProcId() );
      out.write("
");
      out.print( proc.hasParent() ? proc.getParentProcId() : "" );
      out.write("
");
      out.print( escapeXml(proc.getState().toString() + (proc.isBypass() ? "(Bypass)" : "")) );
      out.write("
");
      out.print( proc.hasOwner() ? escapeXml(proc.getOwner()) : "" );
      out.write("
");
      out.print( escapeXml(proc.getProcName()) );
      out.write("
");
      out.print( new Date(proc.getSubmittedTime()) );
      out.write("
");
      out.print( new Date(proc.getLastUpdate()) );
      out.write("
");
      out.print( escapeXml(proc.isFailed() ? proc.getException().unwrapRemoteIOException().getMessage() : "") );
      out.write("
");
      out.print( escapeXml(proc.toString()) );
      out.write("
\n
\n
\n\n
\n  
\n      
\n          
Locks
\n      
\n  
\n    ");

    if (lockedResources.size() > 0) {
    
      out.write("\n    
");
      out.print( lockedResources.size() );
      out.write(" lock(s).
\n    ");

    }
    
      out.write("\n  ");
 for (LockedResource lockedResource : lockedResources) { 
      out.write("\n    
");
      out.print( lockedResource.getResourceType() );
      out.write(':');
      out.write(' ');
      out.print( lockedResource.getResourceName() );
      out.write("
\n    ");

      switch (lockedResource.getLockType()) {
      case EXCLUSIVE:
    
      out.write("\n    
Lock type: EXCLUSIVE
\n    
Owner procedure: ");
      out.print( escapeXml(lockedResource.getExclusiveLockOwnerProcedure().toStringDetails()) );
      out.write("
\n    ");

        break;
      case SHARED:
    
      out.write("\n    
Lock type: SHARED
\n    
Number of shared locks: ");
      out.print( lockedResource.getSharedLockCount() );
      out.write("
\n    ");

        break;
      }

      List> waitingProcedures = lockedResource.getWaitingProcedures();

      if (!waitingProcedures.isEmpty()) {
    
      out.write("\n        
Waiting procedures
\n        \n        ");
 for (Procedure proc : procedures) { 
      out.write("\n         \n            \n          \n        ");
 } 
      out.write("\n        
");
      out.print( escapeXml(proc.toStringDetails()) );
      out.write("
\n    ");
 } 
      out.write("\n  ");
 } 
      out.write("\n
\n
\n");
      org.apache.jasper.runtime.JspRuntimeLibrary.include(request, response, "footer.jsp", out, false);
      out.write('\n');
    } catch (Throwable t) {
      if (!(t instanceof SkipPageException)){
        out = _jspx_out;
        if (out != null && out.getBufferSize() != 0)
          out.clearBuffer();
        if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
        else throw new ServletException(t);
      }
    } finally {
      _jspxFactory.releasePageContext(_jspx_page_context);
    }
  }
}