hadoop-common-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Hairong Kuang (JIRA)" <j...@apache.org>
Subject [jira] Created: (HADOOP-1383) Tasks fail due to lost mapout
Date Thu, 17 May 2007 18:16:16 GMT
Tasks fail due to lost mapout
-----------------------------

                 Key: HADOOP-1383
                 URL: https://issues.apache.org/jira/browse/HADOOP-1383
             Project: Hadoop
          Issue Type: Bug
          Components: mapred
    Affects Versions: 0.12.3
            Reporter: Hairong Kuang
             Fix For: 0.14.0


When I ran a job, each map task of which generates Gbytes of map output, I saw many tasks
failed with following errors:
Map output lost, rescheduling: getMapOutput(task_0993_m_000013_0,140) failed :
java.io.FileNotFoundException: /hadoop/mapred/local/task_0993_m_000013_0/file.out
	at org.apache.hadoop.fs.ChecksumFileSystem.open(ChecksumFileSystem.java:332)
	at org.apache.hadoop.fs.FileSystem.open(FileSystem.java:245)
	at org.apache.hadoop.mapred.TaskTracker$MapOutputServlet.doGet(TaskTracker.java:1657)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
	at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:427)
	at org.mortbay.jetty.servlet.WebApplicationHandler.dispatch(WebApplicationHandler.java:475)
	at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:567)
	at org.mortbay.http.HttpContext.handle(HttpContext.java:1565)
	at org.mortbay.jetty.servlet.WebApplicationContext.handle(WebApplicationContext.java:635)
	at org.mortbay.http.HttpContext.handle(HttpContext.java:1517)
	at org.mortbay.http.HttpServer.service(HttpServer.java:954)
	at org.mortbay.http.HttpConnection.service(HttpConnection.java:814)
	at org.mortbay.http.HttpConnection.handleNext(HttpConnection.java:981)
	at org.mortbay.http.HttpConnection.handle(HttpConnection.java:831)
	at org.mortbay.http.SocketListener.handleConnection(SocketListener.java:244)
	at org.mortbay.util.ThreadedServer.handle(ThreadedServer.java:357)
	at org.mortbay.util.ThreadPool$PoolThread.run(ThreadPool.java:534)

-- 
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.


Mime
View raw message