FAQ
it seems hadoop 0.4.0 could not support windows + cygwin, belows are task
tracker log file content

2006-07-01 14:02:30,265 INFO org.apache.hadoop.mapred.TaskTracker: Problem
launching task: java.io.IOException: df: `/tmp/hadoop/mapred/local': No such
file or directory
at org.apache.hadoop.fs.DF.doDF(DF.java:61)
at org.apache.hadoop.fs.DF.(DF.java:43)
at org.apache.hadoop.mapred.TaskTracker.enoughFreeSpace(TaskTracker.java
:507)
at org.apache.hadoop.mapred.TaskTracker.offerService(TaskTracker.java:354)
at org.apache.hadoop.mapred.TaskTracker.run(TaskTracker.java:566)
at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:1130)

2006-07-01 14:02:30,296 INFO org.apache.hadoop.mapred.TaskTracker: Lost
connection to JobTracker [server2/192.168.0.2:50020]. Retrying...
java.io.IOException: df: `/tmp/hadoop/mapred/local': No such file or
directory
at org.apache.hadoop.fs.DF.doDF(DF.java:61)
at org.apache.hadoop.fs.DF.(DF.java:43)
at org.apache.hadoop.mapred.TaskTracker.enoughFreeSpace(TaskTracker.java
:507)
at org.apache.hadoop.mapred.TaskTracker.offerService(TaskTracker.java:434)
at org.apache.hadoop.mapred.TaskTracker.run(TaskTracker.java:566)
at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:1130)

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  • Konstantin Shvachko at Jul 5, 2006 at 10:17 pm
    Yes, you are right.
    Please apply patch in HADOOP-344.
    Thanks,
    --Konstantin

    emanihc wrote:
    it seems hadoop 0.4.0 could not support windows + cygwin, belows are task
    tracker log file content

    2006-07-01 14:02:30,265 INFO org.apache.hadoop.mapred.TaskTracker:
    Problem
    launching task: java.io.IOException: df: `/tmp/hadoop/mapred/local':
    No such
    file or directory
    at org.apache.hadoop.fs.DF.doDF(DF.java:61)
    at org.apache.hadoop.fs.DF.<init>(DF.java:50)
    at org.apache.hadoop.fs.DF.<init>(DF.java:43)
    at org.apache.hadoop.mapred.TaskTracker.enoughFreeSpace(TaskTracker.java
    :507)
    at
    org.apache.hadoop.mapred.TaskTracker.offerService(TaskTracker.java:354)
    at org.apache.hadoop.mapred.TaskTracker.run(TaskTracker.java:566)
    at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:1130)

    2006-07-01 14:02:30,296 INFO org.apache.hadoop.mapred.TaskTracker: Lost
    connection to JobTracker [server2/192.168.0.2:50020]. Retrying...
    java.io.IOException: df: `/tmp/hadoop/mapred/local': No such file or
    directory
    at org.apache.hadoop.fs.DF.doDF(DF.java:61)
    at org.apache.hadoop.fs.DF.<init>(DF.java:50)
    at org.apache.hadoop.fs.DF.<init>(DF.java:43)
    at org.apache.hadoop.mapred.TaskTracker.enoughFreeSpace(TaskTracker.java
    :507)
    at
    org.apache.hadoop.mapred.TaskTracker.offerService(TaskTracker.java:434)
    at org.apache.hadoop.mapred.TaskTracker.run(TaskTracker.java:566)
    at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:1130)

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groupcommon-dev @
categorieshadoop
postedJul 1, '06 at 6:08a
activeJul 5, '06 at 10:17p
posts2
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websitehadoop.apache.org...
irc#hadoop

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Konstantin Shvachko: 1 post Emanihc: 1 post

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