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From Jason Rutherglen <jason.rutherg...@gmail.com>
Subject Re: Use of the test cluster in HBase
Date Tue, 12 Apr 2011 23:24:16 GMT
Ah, I had changed conf/log4j.properties.  So I changed
src/test/resources/log4j.properties, and now the -output file's much
more verbose.  I'm not sure I understand what's going on however.

I'll try to make sense out of the log:

http://pastebin.com/MrQJcbJr

On Tue, Apr 12, 2011 at 3:38 PM, Stack <stack@duboce.net> wrote:
> You changed the src/test/resources/log4j.properties?
>
> Not sure why changing the block size would make a difference, why it
> would even care.
>
> St.Ack
>
> On Tue, Apr 12, 2011 at 2:38 PM, Jason Rutherglen
> <jason.rutherglen@gmail.com> wrote:
>> Thanks, I'm only seeing the error when I change the block size, either
>> via DFSClient.create or via the Configuration dfs.block.size property.
>>
>> When I changed the log4j.properties to
>> 'log4j.logger.org.apache.hadoop=WARN' I'm not seeing anything
>> additional in the output in the target/surefire-reports directory.
>>
>> On Tue, Apr 12, 2011 at 12:59 PM, Gary Helmling <ghelmling@gmail.com> wrote:
>>> Depends what the log4j.properties file that your code is picking up says.
>>> mvn test or IDE "run" test classes should pick up
>>> src/test/resources/log4j.properties, which will log to stderr.  If that's
>>> how you're running you could tweak the hadoop logging level to see if it
>>> shows anything more.  Change:
>>>
>>> log4j.logger.org.apache.hadoop=WARN
>>>
>>> to INFO or DEBUG.
>>>
>>> Also, mvn test will redirect the log output to
>>> target/surefire-reports/org.apache.hadoop.hbase....-output.txt
>>>
>>>
>>>
>>> On Tue, Apr 12, 2011 at 12:43 PM, Jason Rutherglen <
>>> jason.rutherglen@gmail.com> wrote:
>>>
>>>> Where does MiniDFSCluster store the logs?  I don't see a location,
>>>> assuming it's different than stdout/err.
>>>>
>>>> On Tue, Apr 12, 2011 at 11:26 AM, Stack <stack@duboce.net> wrote:
>>>> > The datanodes are not starting?  Anything about that in the log?
>>>> > St.Ack
>>>> >
>>>> > On Tue, Apr 12, 2011 at 11:13 AM, Jason Rutherglen
>>>> > <jason.rutherglen@gmail.com> wrote:
>>>> >> I'm running into an error when setting the DFS block size to be
larger
>>>> >> than the default.  The following code is used to create the test
>>>> >> cluster:
>>>> >>
>>>> >> Configuration conf = new Configuration();
>>>> >> MiniDFSCluster cluster = new MiniDFSCluster(conf, 2, true, null);
>>>> >> FileSystem fileSys = cluster.getFileSystem();
>>>> >>
>>>> >> org.apache.hadoop.ipc.RemoteException: java.io.IOException: File
>>>> >> /index/_0_0.tib could only be replicated to 0 nodes, instead of
1
>>>> >>        at
>>>> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:1363)
>>>> >>        at
>>>> org.apache.hadoop.hdfs.server.namenode.NameNode.addBlock(NameNode.java:449)
>>>> >>        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
Method)
>>>> >>        at
>>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>>>> >>        at
>>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>>>> >>        at java.lang.reflect.Method.invoke(Method.java:616)
>>>> >>        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:508)
>>>> >>        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:961)
>>>> >>        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:957)
>>>> >>        at java.security.AccessController.doPrivileged(Native
Method)
>>>> >>        at javax.security.auth.Subject.doAs(Subject.java:416)
>>>> >>        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:955)
>>>> >>
>>>> >>        at org.apache.hadoop.ipc.Client.call(Client.java:740)
>>>> >>        at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
>>>> >>        at $Proxy4.addBlock(Unknown Source)
>>>> >>        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
Method)
>>>> >>        at
>>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>>>> >>        at
>>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>>>> >>        at java.lang.reflect.Method.invoke(Method.java:616)
>>>> >>        at
>>>> org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
>>>> >>        at
>>>> org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
>>>> >>        at $Proxy4.addBlock(Unknown Source)
>>>> >>        at
>>>> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.locateFollowingBlock(DFSClient.java:3184)
>>>> >>        at
>>>> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.nextBlockOutputStream(DFSClient.java:3058)
>>>> >>        at
>>>> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.access$2200(DFSClient.java:2276)
>>>> >>        at
>>>> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream$DataStreamer.run(DFSClient.java:2511)
>>>> >>
>>>> >
>>>>
>>>
>>
>

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