[ http://issues.apache.org/jira/browse/HADOOP-201?page=all ]
Doug Cutting resolved HADOOP-201:
---------------------------------
Fix Version: 0.2.1
Resolution: Fixed
Assign To: Doug Cutting
I just committed a fix for this. It will be in the 0.2.1 bugfix release later
this week.
> hadoop dfs -report throws exception
> -----------------------------------
>
> Key: HADOOP-201
> URL: http://issues.apache.org/jira/browse/HADOOP-201
> Project: Hadoop
> Type: Bug
> Components: dfs
> Versions: 0.2
> Environment: linux, jdk 1.5
> Reporter: Johan Oskarson
> Assignee: Doug Cutting
> Priority: Minor
> Fix For: 0.2.1
>
> Running hadoop dfs -report throws the lovely exception below.
> Changing org.apache.hadoop.dfs.DatanodeInfo back to being a public class
> solves the problem.
> ~/hadoop$ bin/hadoop dfs -report
> 060508 104801 parsing file:/home/hadoop/hadoop/conf/hadoop-default.xml
> 060508 104801 parsing file:/home/hadoop/hadoop/conf/hadoop-site.xml
> 060508 104801 No FS indicated, using default:xxx:9000
> 060508 104801 Client connection to 10.0.0.12:9000: starting
> Total raw bytes: 2763338170368 (2573.55 Gb)
> Used raw bytes: 1548564473694 (1442.21 Gb)
> % used: 56.03%
> Total effective bytes: 145953744375 (135.93 Gb)
> Effective replication multiplier: 10.609967427182013
> -------------------------------------------------
> 060508 104801 Client connection to 10.0.0.12:9000 caught:
> java.lang.RuntimeException: java.lang.IllegalAccessException: Class
> org.apache.hadoop.io.WritableFactories can not access a member of class
> org.apache.hadoop.dfs.DatanodeInfo with modifiers "public"
> java.lang.RuntimeException: java.lang.IllegalAccessException: Class
> org.apache.hadoop.io.WritableFactories can not access a member of class
> org.apache.hadoop.dfs.DatanodeInfo with modifiers "public"
> at
> org.apache.hadoop.io.WritableFactories.newInstance(WritableFactories.java:49)
> at
> org.apache.hadoop.io.ObjectWritable.readObject(ObjectWritable.java:226)
> at
> org.apache.hadoop.io.ObjectWritable.readObject(ObjectWritable.java:163)
> at
> org.apache.hadoop.io.ObjectWritable.readObject(ObjectWritable.java:211)
> at
> org.apache.hadoop.io.ObjectWritable.readFields(ObjectWritable.java:60)
> at org.apache.hadoop.ipc.Client$Connection.run(Client.java:170)
> Caused by: java.lang.IllegalAccessException: Class
> org.apache.hadoop.io.WritableFactories can not access a member of class
> org.apache.hadoop.dfs.DatanodeInfo with modifiers "public"
> at sun.reflect.Reflection.ensureMemberAccess(Reflection.java:65)
> at java.lang.Class.newInstance0(Class.java:344)
> at java.lang.Class.newInstance(Class.java:303)
> at
> org.apache.hadoop.io.WritableFactories.newInstance(WritableFactories.java:45)
> ... 5 more
> 060508 104801 Client connection to 10.0.0.12:9000: closing
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