One more observation: usually this job takes 3 to 4 minutes, however when it fails, at that particular time it takes more than 42 to 50 minutes. -Vipul
On Fri, Mar 16, 2012 at 11:38 AM, Vipul Bharakhada <vipulr...@gmail.com>wrote: > Hi, > I am using the old hadoop version 0.17.2 and I am getting the following > exception when I am trying to run a Job. But it only happens at particular > time, as cron jobs do run those task at particular intervals but it only > fails at one particular time in day. > > Mar 14 06:49:23 7 08884: java.io.IOException: The directory > hdfs://<{IPADDRESS}>:<{PORT}>/myserver/matcher/output/_temporary doesnt > exist > Mar 14 06:49:23 7 08884: \09at > org.apache.hadoop.mapred.TaskTracker$TaskInProgress.localizeTask(TaskTracker.java:1439) > Mar 14 06:49:23 7 08884: \09at > org.apache.hadoop.mapred.TaskTracker$TaskInProgress.launchTask(TaskTracker.java:1511) > Mar 14 06:49:23 7 08884: \09at > org.apache.hadoop.mapred.TaskTracker.launchTaskForJob(TaskTracker.java:723) > Mar 14 06:49:23 7 08884: \09at > org.apache.hadoop.mapred.TaskTracker.localizeJob(TaskTracker.java:716) > Mar 14 06:49:23 7 08884: \09at > org.apache.hadoop.mapred.TaskTracker.startNewTask(TaskTracker.java:1274) > Mar 14 06:49:23 7 08884: \09at > org.apache.hadoop.mapred.TaskTracker.offerService(TaskTracker.java:915) > Mar 14 06:49:23 7 08884: \09at > org.apache.hadoop.mapred.TaskTracker.run(TaskTracker.java:1310) > Mar 14 06:49:23 7 08884: \09at > org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:2251) > > What can be a problem? as this folder is created by hadoop internally and > used internally, clean up is also done internally by hadoop. So why this > directory is missing at some particular time? > Any clue? > -Vipul > >