<%@ page
contentType="text/html; charset=UTF-8"
import="javax.servlet.*"
import="javax.servlet.http.*"
import="java.io.*"
import="java.text.*"
import="java.util.*"
import="java.text.DecimalFormat"
import="org.apache.hadoop.mapred.*"
import="org.apache.hadoop.util.*"
%>
<%
JobTracker tracker = (JobTracker) application.getAttribute("job.tracker");
String trackerName =
StringUtils.simpleHostname(tracker.getJobTrackerMachine());
%>
<%!
private static final String PRIVATE_ACTIONS_KEY
= "webinterface.private.actions";
private void printTaskSummary(JspWriter out,
String jobId,
String kind,
double completePercent,
TaskInProgress[] tasks
) throws IOException {
int totalTasks = tasks.length;
int runningTasks = 0;
int finishedTasks = 0;
int killedTasks = 0;
int failedTaskAttempts = 0;
int killedTaskAttempts = 0;
for(int i=0; i < totalTasks; ++i) {
TaskInProgress task = tasks[i];
if (task.isComplete()) {
finishedTasks += 1;
} else if (task.isRunning()) {
runningTasks += 1;
} else if (task.wasKilled()) {
killedTasks += 1;
}
failedTaskAttempts += task.numTaskFailures();
killedTaskAttempts += task.numKilledTasks();
}
int pendingTasks = totalTasks - runningTasks - killedTasks - finishedTasks;
out.print("| " + kind +
" | " +
StringUtils.formatPercent(completePercent, 2) +
ServletUtil.percentageGraph((int)(completePercent * 100), 80) +
" | " +
totalTasks +
" | " +
((pendingTasks > 0)
? "" + pendingTasks + ""
: "0") +
" | " +
((runningTasks > 0)
? "" + runningTasks + ""
: "0") +
" | " +
((finishedTasks > 0)
?"" + finishedTasks + ""
: "0") +
" | " +
((killedTasks > 0)
?"" + killedTasks + ""
: "0") +
" | " +
((failedTaskAttempts > 0) ?
("" + failedTaskAttempts +
"") :
"0"
) +
" / " +
((killedTaskAttempts > 0) ?
("" + killedTaskAttempts +
"") :
"0"
) +
" |
|---|
\n");
}
private void printJobLevelTaskSummary(JspWriter out,
String jobId,
String kind,
TaskInProgress[] tasks
) throws IOException {
int totalTasks = tasks.length;
int runningTasks = 0;
int finishedTasks = 0;
int killedTasks = 0;
for(int i=0; i < totalTasks; ++i) {
TaskInProgress task = tasks[i];
if (task.isComplete()) {
finishedTasks += 1;
} else if (task.isRunning()) {
runningTasks += 1;
} else if (task.isFailed()) {
killedTasks += 1;
}
}
int pendingTasks = totalTasks - runningTasks - killedTasks - finishedTasks;
out.print(((runningTasks > 0)
? "" + " Running" +
""
: ((pendingTasks > 0) ? " Pending" :
((finishedTasks > 0)
?"" + " Successful"
+ ""
: ((killedTasks > 0)
?"" + " Failed"
+ "" : "None")))));
}
private void printConfirm(JspWriter out, String jobId) throws IOException{
String url = "jobdetails.jsp?jobid=" + jobId;
out.print(""
+ " Are you sure you want to kill " + jobId
+ " ?
");
}
%>
<%
String jobId = request.getParameter("jobid");
String refreshParam = request.getParameter("refresh");
if (jobId == null) {
out.println("Missing 'jobid'!
");
return;
}
int refresh = 60; // refresh every 60 seconds by default
if (refreshParam != null) {
try {
refresh = Integer.parseInt(refreshParam);
}
catch (NumberFormatException ignored) {
}
}
JobID jobIdObj = JobID.forName(jobId);
JobInProgress job = (JobInProgress) tracker.getJob(jobIdObj);
String action = request.getParameter("action");
if(JSPUtil.conf.getBoolean(PRIVATE_ACTIONS_KEY, false) &&
"changeprio".equalsIgnoreCase(action)
&& request.getMethod().equalsIgnoreCase("POST")) {
tracker.setJobPriority(jobIdObj,
JobPriority.valueOf(request.getParameter("prio")));
}
if(JSPUtil.conf.getBoolean(PRIVATE_ACTIONS_KEY, false)) {
action = request.getParameter("action");
if(action!=null && action.equalsIgnoreCase("confirm")) {
printConfirm(out, jobId);
return;
}
else if(action != null && action.equalsIgnoreCase("kill") &&
request.getMethod().equalsIgnoreCase("POST")) {
tracker.killJob(jobIdObj);
}
}
%>
<%@page import="org.apache.hadoop.mapred.StatusHttpServer.TaskGraphServlet"%>
<%
if (refresh != 0) {
%>
<%
}
%>
Hadoop <%=jobId%> on <%=trackerName%>
<%
if (job == null) {
out.print("Job " + jobId + " not found.
\n");
return;
}
JobProfile profile = job.getProfile();
JobStatus status = job.getStatus();
int runState = status.getRunState();
int flakyTaskTrackers = job.getNoOfBlackListedTrackers();
out.print("User: " + profile.getUser() + "
\n");
out.print("Job Name: " + profile.getJobName() + "
\n");
out.print("Job File: "
+ profile.getJobFile() + "
\n");
out.print("Job Setup:");
printJobLevelTaskSummary(out, jobId, "setup", job.getSetupTasks());
out.print("
\n");
if (runState == JobStatus.RUNNING) {
out.print("Status: Running
\n");
out.print("Started at: " + new Date(job.getStartTime()) + "
\n");
out.print("Running for: " + StringUtils.formatTimeDiff(
System.currentTimeMillis(), job.getStartTime()) + "
\n");
} else {
if (runState == JobStatus.SUCCEEDED) {
out.print("Status: Succeeded
\n");
out.print("Started at: " + new Date(job.getStartTime()) + "
\n");
out.print("Finished at: " + new Date(job.getFinishTime()) +
"
\n");
out.print("Finished in: " + StringUtils.formatTimeDiff(
job.getFinishTime(), job.getStartTime()) + "
\n");
} else if (runState == JobStatus.FAILED) {
out.print("Status: Failed
\n");
out.print("Started at: " + new Date(job.getStartTime()) + "
\n");
out.print("Failed at: " + new Date(job.getFinishTime()) +
"
\n");
out.print("Failed in: " + StringUtils.formatTimeDiff(
job.getFinishTime(), job.getStartTime()) + "
\n");
} else if (runState == JobStatus.KILLED) {
out.print("Status: Killed
\n");
out.print("Started at: " + new Date(job.getStartTime()) + "
\n");
out.print("Killed at: " + new Date(job.getFinishTime()) +
"
\n");
out.print("Killed in: " + StringUtils.formatTimeDiff(
job.getFinishTime(), job.getStartTime()) + "
\n");
}
}
out.print("Job Cleanup:");
printJobLevelTaskSummary(out, jobId, "cleanup", job.getCleanupTasks());
out.print("
\n");
if (flakyTaskTrackers > 0) {
out.print("Black-listed TaskTrackers: " +
"" +
flakyTaskTrackers + "
\n");
}
out.print("
\n");
out.print("");
out.print("| Kind | % Complete | Num Tasks | " +
"Pending | Running | Complete | " +
"Killed | " +
"Failed/Killed
Task Attempts |
|---|
\n");
printTaskSummary(out, jobId, "map", status.mapProgress(),
job.getMapTasks());
printTaskSummary(out, jobId, "reduce", status.reduceProgress(),
job.getReduceTasks());
out.print("
\n");
%>
|
Counter |
Map |
Reduce |
Total |
<%
Counters mapCounters = job.getMapCounters();
Counters reduceCounters = job.getReduceCounters();
Counters totalCounters = job.getCounters();
for (String groupName : totalCounters.getGroupNames()) {
Counters.Group totalGroup = totalCounters.getGroup(groupName);
Counters.Group mapGroup = mapCounters.getGroup(groupName);
Counters.Group reduceGroup = reduceCounters.getGroup(groupName);
Format decimal = new DecimalFormat();
boolean isFirst = true;
for (Counters.Counter counter : totalGroup) {
String name = counter.getDisplayName();
String mapValue = decimal.format(mapGroup.getCounter(name));
String reduceValue = decimal.format(reduceGroup.getCounter(name));
String totalValue = decimal.format(counter.getCounter());
%>
<%
if (isFirst) {
isFirst = false;
%>
| <%=totalGroup.getDisplayName()%> |
<%
}
%>
<%=name%> |
<%=mapValue%> |
<%=reduceValue%> |
<%=totalValue%> |
<%
}
}
%>
Map Completion Graph -
<%
if("off".equals(request.getParameter("map.graph"))) {
session.setAttribute("map.graph", "off");
} else if("on".equals(request.getParameter("map.graph"))){
session.setAttribute("map.graph", "on");
}
if("off".equals(request.getParameter("reduce.graph"))) {
session.setAttribute("reduce.graph", "off");
} else if("on".equals(request.getParameter("reduce.graph"))){
session.setAttribute("reduce.graph", "on");
}
if("off".equals(session.getAttribute("map.graph"))) { %>
open
<%} else { %>
close
<%}%>
<%if(job.getReduceTasks().length > 0) { %>
Reduce Completion Graph -
<%if("off".equals(session.getAttribute("reduce.graph"))) { %>
open
<%} else { %>
close
<%} }%>
<% if(JSPUtil.conf.getBoolean(PRIVATE_ACTIONS_KEY, false)) { %>
<% } %>
<% if(JSPUtil.conf.getBoolean(PRIVATE_ACTIONS_KEY, false)
&& runState == JobStatus.RUNNING) { %>
Kill this job
<% } %>
Go back to JobTracker
<%
out.println(ServletUtil.htmlFooter());
%>