<%@ page contentType="text/html; charset=UTF-8" import="javax.servlet.http.*" import="java.io.*" import="java.util.*" import="org.apache.hadoop.mapred.*" import="org.apache.hadoop.util.*" import="java.text.SimpleDateFormat" import="org.apache.hadoop.mapred.JobHistory.*" %> "/> "/> <%! static SimpleDateFormat dateFormat = new SimpleDateFormat("d-MMM-yyyy HH:mm:ss") ; %> <% String jobid = request.getParameter("jobid"); String jobTrackerId = request.getParameter("jobTrackerId"); JobInfo job = (JobInfo)request.getSession().getAttribute("job"); %>

Hadoop Job <%=jobid %>

User : <%=job.get(Keys.USER) %>
JobName : <%=job.get(Keys.JOBNAME) %>
JobConf : <%=job.get(Keys.JOBCONF) %>
Submitted At : <%=StringUtils.getFormattedTimeWithDiff(dateFormat, job.getLong(Keys.SUBMIT_TIME), 0 ) %>
Launched At : <%=StringUtils.getFormattedTimeWithDiff(dateFormat, job.getLong(Keys.LAUNCH_TIME), job.getLong(Keys.SUBMIT_TIME)) %>
Finished At : <%=StringUtils.getFormattedTimeWithDiff(dateFormat, job.getLong(Keys.FINISH_TIME), job.getLong(Keys.LAUNCH_TIME)) %>
Status : <%= ((job.get(Keys.JOB_STATUS) == null)?"Incomplete" :job.get(Keys.JOB_STATUS)) %>
Analyse This Job

<% Map tasks = job.getAllTasks(); int totalMaps = 0 ; int totalReduces = 0; int failedMaps = 0; int failedReduces = 0 ; long mapStarted = 0 ; long mapFinished = 0 ; long reduceStarted = 0 ; long reduceFinished = 0; for( JobHistory.Task task : tasks.values() ) { long startTime = task.getLong(Keys.START_TIME) ; long finishTime = task.getLong(Keys.FINISH_TIME) ; if( Values.MAP.name().equals(task.get(Keys.TASK_TYPE)) ){ if( mapStarted==0 || mapStarted > startTime ){ mapStarted = startTime; } if( mapFinished < finishTime ){ mapFinished = finishTime ; } Map attempts = task.getTaskAttempts(); for( TaskAttempt attempt : attempts.values() ) { totalMaps++; if( Values.FAILED.name().equals(attempt.get(Keys.TASK_STATUS)) ) { failedMaps++; } } }else{ if( reduceStarted==0||reduceStarted > startTime ){ reduceStarted = startTime ; } if( reduceFinished < finishTime ){ reduceFinished = finishTime; } Map attempts = task.getTaskAttempts(); for( TaskAttempt attempt : attempts.values() ) { totalReduces++; if( Values.FAILED.name().equals(attempt.get(Keys.TASK_STATUS)) ) { failedReduces++; } } } } %>

Kind	Total Tasks	Finished tasks	Failed tasks	Start Time	Finish Time
Map	<%=totalMaps %>	<%=job.getInt(Keys.FINISHED_MAPS) %>	<%=failedMaps %>	<%=StringUtils.getFormattedTimeWithDiff(dateFormat, mapStarted, 0) %>	<%=StringUtils.getFormattedTimeWithDiff(dateFormat, mapFinished, mapStarted) %>
Reduce	<%=totalReduces%>	<%=job.getInt(Keys.FINISHED_REDUCES)%>	<%=failedReduces%>	<%=StringUtils.getFormattedTimeWithDiff(dateFormat, reduceStarted, 0) %>	<%=StringUtils.getFormattedTimeWithDiff(dateFormat, reduceFinished, reduceStarted) %>

<% DefaultJobHistoryParser.BadNodesFilter filter = new DefaultJobHistoryParser.BadNodesFilter(); String dir = System.getProperty("hadoop.log.dir") + File.separator + "history" ; JobHistory.parseHistory(new File(dir, jobTrackerId+"_" + jobid), filter); Map> badNodes = filter.getValues(); if( badNodes.size() > 0 ) { %>

Failed tasks attempts by nodes

<% for( String node : badNodes.keySet() ) { Set failedTasks = badNodes.get(node); %> <% } } %>

Hostname	Failed Tasks
<%=node %>	<% for( String t : failedTasks ) { %> <%=t %>, <% } %>