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From Carmen Manzulli <carmenmanzu...@gmail.com>
Subject Re: Couldn't instantiate
Date Wed, 02 Jul 2014 13:52:04 GMT
ok course :) !

java.lang.Throwable: Child Error
	at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:271)
Caused by: java.io.IOException: Task process exit with nonzero status of 1.
	at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:258)

and from the command line:


/../lib/commons-beanutils-1.7.0.jar:/usr/local/hadoop/libexec/../lib/commons-beanutils-core-1.8.0.jar:/usr/local/hadoop/libexec/../lib/commons-cli-1.2.jar:/usr/local/hadoop/libexec/../lib/commons-codec-1.4.jar:/usr/local/hadoop/libexec/../lib/commons-collections-3.2.1.jar:/usr/local/hadoop/libexec/../lib/commons-configuration-1.6.jar:/usr/local/hadoop/libexec/../lib/commons-daemon-1.0.1.jar:/usr/local/hadoop/libexec/../lib/commons-digester-1.8.jar:/usr/local/hadoop/libexec/../lib/commons-el-1.0.jar:/usr/local/hadoop/libexec/../lib/commons-httpclient-3.0.1.jar:/usr/local/hadoop/libexec/../lib/commons-io-2.1.jar:/usr/local/hadoop/libexec/../lib/commons-lang-2.4.jar:/usr/local/hadoop/libexec/../lib/commons-logging-1.1.1.jar:/usr/local/hadoop/libexec/../lib/commons-logging-api-1.0.4.jar:/usr/local/hadoop/libexec/../lib/commons-math-2.1.jar:/usr/local/hadoop/libexec/../lib/commons-net-3.1.jar:/usr/local/hadoop/libexec/../lib/core-3.1.1.jar:/usr/local/hadoop/libexec/../lib/hadoop-capacity-scheduler-1.2.1.jar:/usr/local/hadoop/libexec/../lib/hadoop-fairscheduler-1.2.1.jar:/usr/local/hadoop/libexec/../lib/hadoop-thriftfs-1.2.1.jar:/usr/local/hadoop/libexec/../lib/hsqldb-1.8.0.10.jar:/usr/local/hadoop/libexec/../lib/jackson-core-asl-1.8.8.jar:/usr/local/hadoop/libexec/../lib/jackson-mapper-asl-1.8.8.jar:/usr/local/hadoop/libexec/../lib/jasper-compiler-5.5.12.jar:/usr/local/hadoop/libexec/../lib/jasper-runtime-5.5.12.jar:/usr/local/hadoop/libexec/../lib/jdeb-0.8.jar:/usr/local/hadoop/libexec/../lib/jersey-core-1.8.jar:/usr/local/hadoop/libexec/../lib/jersey-json-1.8.jar:/usr/local/hadoop/libexec/../lib/jersey-server-1.8.jar:/usr/local/hadoop/libexec/../lib/jets3t-0.6.1.jar:/usr/local/hadoop/libexec/../lib/jetty-6.1.26.jar:/usr/local/hadoop/libexec/../lib/jetty-util-6.1.26.jar:/usr/local/hadoop/libexec/../lib/jsch-0.1.42.jar:/usr/local/hadoop/libexec/../lib/junit-4.5.jar:/usr/local/hadoop/libexec/../lib/kfs-0.2.2.jar:/usr/local/hadoop/libexec/../lib/log4j-1.2.15.jar:/usr/local/hadoop/libexec/../lib/mockito-all-1.8.5.jar:/usr/local/hadoop/libexec/../lib/oro-2.0.8.jar:/usr/local/hadoop/libexec/../lib/servlet-api-2.5-20081211.jar:/usr/local/hadoop/libexec/../lib/slf4j-api-1.4.3.jar:/usr/local/hadoop/libexec/../lib/slf4j-log4j12-1.4.3.jar:/usr/local/hadoop/libexec/../lib/xmlenc-0.52.jar:/usr/local/hadoop/libexec/../lib/jsp-2.1/jsp-2.1.jar:/usr/local/hadoop/libexec/../lib/jsp-2.1/jsp-api-2.1.jar
2014-07-02 15:49:17,492 INFO org.apache.zookeeper.ZooKeeper: Client
environment:java.library.path=/usr/local/hadoop/libexec/../lib/native/Linux-amd64-64:/app/hadoop/tmp/mapred/local/taskTracker/hduser/jobcache/job_201407021315_0003/attempt_201407021315_0003_m_000000_0/work
2014-07-02 15:49:17,492 INFO org.apache.zookeeper.ZooKeeper: Client
environment:java.io.tmpdir=/app/hadoop/tmp/mapred/local/taskTracker/hduser/jobcache/job_201407021315_0003/attempt_201407021315_0003_m_000000_0/work/tmp
2014-07-02 15:49:17,492 INFO org.apache.zookeeper.ZooKeeper: Client
environment:java.compiler=<NA>
2014-07-02 15:49:17,492 INFO org.apache.zookeeper.ZooKeeper: Client
environment:os.name=Linux
2014-07-02 15:49:17,492 INFO org.apache.zookeeper.ZooKeeper: Client
environment:os.arch=amd64
2014-07-02 15:49:17,492 INFO org.apache.zookeeper.ZooKeeper: Client
environment:os.version=3.11.0-24-generic
2014-07-02 15:49:17,493 INFO org.apache.zookeeper.ZooKeeper: Client
environment:user.name=hduser
2014-07-02 15:49:17,493 INFO org.apache.zookeeper.ZooKeeper: Client
environment:user.home=/home/hduser
2014-07-02 15:49:17,493 INFO org.apache.zookeeper.ZooKeeper: Client
environment:user.dir=/app/hadoop/tmp/mapred/local/taskTracker/hduser/jobcache/job_201407021315_0003/attempt_201407021315_0003_m_000000_0/work
2014-07-02 15:49:17,493 INFO org.apache.zookeeper.ZooKeeper:
Initiating client connection,
connectString=carmen-HP-Pavilion-Sleekbook-15:22181
sessionTimeout=60000
watcher=org.apache.giraph.master.BspServiceMaster@465962c4
2014-07-02 15:49:17,509 INFO org.apache.zookeeper.ClientCnxn: Opening
socket connection to server
carmen-HP-Pavilion-Sleekbook-15/127.0.1.1:22181. Will not attempt to
authenticate using SASL (unknown error)
2014-07-02 15:49:17,509 INFO org.apache.zookeeper.ClientCnxn: Socket
connection established to
carmen-HP-Pavilion-Sleekbook-15/127.0.1.1:22181, initiating session
2014-07-02 15:49:17,515 INFO org.apache.zookeeper.ClientCnxn: Session
establishment complete on server
carmen-HP-Pavilion-Sleekbook-15/127.0.1.1:22181, sessionid =
0x146f756106b0001, negotiated timeout = 600000
2014-07-02 15:49:17,516 INFO org.apache.giraph.bsp.BspService:
process: Asynchronous connection complete.
2014-07-02 15:49:17,530 INFO org.apache.giraph.graph.GraphTaskManager:
map: No need to do anything when not a worker
2014-07-02 15:49:17,530 INFO org.apache.giraph.graph.GraphTaskManager:
cleanup: Starting for MASTER_ZOOKEEPER_ONLY
2014-07-02 15:49:17,561 INFO org.apache.giraph.bsp.BspService:
getJobState: Job state already exists
(/_hadoopBsp/job_201407021315_0003/_masterJobState)
2014-07-02 15:49:17,568 INFO
org.apache.giraph.master.BspServiceMaster: becomeMaster: First child
is '/_hadoopBsp/job_201407021315_0003/_masterElectionDir/carmen-HP-Pavilion-Sleekbook-15_00000000000'
and my bid is '/_hadoopBsp/job_201407021315_0003/_masterElectionDir/carmen-HP-Pavilion-Sleekbook-15_00000000000'
2014-07-02 15:49:17,570 INFO org.apache.giraph.bsp.BspService:
getApplicationAttempt: Node
/_hadoopBsp/job_201407021315_0003/_applicationAttemptsDir already
exists!
2014-07-02 15:49:17,625 INFO org.apache.giraph.comm.netty.NettyServer:
NettyServer: Using execution group with 8 threads for
requestFrameDecoder.
2014-07-02 15:49:17,674 INFO org.apache.giraph.comm.netty.NettyServer:
start: Started server communication server:
carmen-HP-Pavilion-Sleekbook-15/127.0.1.1:30000 with up to 16 threads
on bind attempt 0 with sendBufferSize = 32768 receiveBufferSize =
524288
2014-07-02 15:49:17,679 INFO org.apache.giraph.comm.netty.NettyClient:
NettyClient: Using execution handler with 8 threads after
request-encoder.
2014-07-02 15:49:17,682 INFO
org.apache.giraph.master.BspServiceMaster: becomeMaster: I am now the
master!
2014-07-02 15:49:17,684 INFO org.apache.giraph.bsp.BspService:
getApplicationAttempt: Node
/_hadoopBsp/job_201407021315_0003/_applicationAttemptsDir already
exists!
2014-07-02 15:49:17,717 ERROR org.apache.giraph.master.MasterThread:
masterThread: Master algorithm failed with NullPointerException
java.lang.NullPointerException
	at org.apache.giraph.master.BspServiceMaster.generateInputSplits(BspServiceMaster.java:330)
	at org.apache.giraph.master.BspServiceMaster.createInputSplits(BspServiceMaster.java:619)
	at org.apache.giraph.master.BspServiceMaster.createVertexInputSplits(BspServiceMaster.java:686)
	at org.apache.giraph.master.MasterThread.run(MasterThread.java:108)
2014-07-02 15:49:17,718 FATAL org.apache.giraph.graph.GraphMapper:
uncaughtException: OverrideExceptionHandler on thread
org.apache.giraph.master.MasterThread, msg =
java.lang.NullPointerException, exiting...
java.lang.IllegalStateException: java.lang.NullPointerException
	at org.apache.giraph.master.MasterThread.run(MasterThread.java:193)
Caused by: java.lang.NullPointerException
	at org.apache.giraph.master.BspServiceMaster.generateInputSplits(BspServiceMaster.java:330)
	at org.apache.giraph.master.BspServiceMaster.createInputSplits(BspServiceMaster.java:619)
	at org.apache.giraph.master.BspServiceMaster.createVertexInputSplits(BspServiceMaster.java:686)
	at org.apache.giraph.master.MasterThread.run(MasterThread.java:108)
2014-07-02 15:49:17,722 INFO org.apache.giraph.zk.ZooKeeperManager:
run: Shutdown hook started.
2014-07-02 15:49:17,727 WARN org.apache.giraph.zk.ZooKeeperManager:
onlineZooKeeperServers: Forced a shutdown hook kill of the ZooKeeper
process.
2014-07-02 15:49:18,049 INFO org.apache.zookeeper.ClientCnxn: Unable
to read additional data from server sessionid 0x146f756106b0001,
likely server has closed socket, closing socket connection and
attempting reconnect
2014-07-02 15:49:18,050 INFO org.apache.giraph.zk.ZooKeeperManager:
onlineZooKeeperServers: ZooKeeper process exited with 143 (note that
143 typically means killed).




2014-07-02 13:52 GMT+02:00 John Yost <soozandjohnyost@gmail.com>:

> Hi Carmen,
>
> Please post more of the exception stack trace, not enough here for me to
> figure anything out. :)
>
> Thanks
>
> --John
>
>
> On Wed, Jul 2, 2014 at 7:33 AM, <soozandjohnyost@gmail.com> wrote:
>
>> Hi Carmen,
>>
>> Glad that one problem is fixed, and I can take a look at this one as well.
>>
>> --John
>>
>> Sent from my iPhone
>>
>> On Jul 2, 2014, at 6:50 AM, Carmen Manzulli <carmenmanzulli@gmail.com>
>> wrote:
>>
>>
>> ok; i've done what you have told me...but now i've got this problem..
>>
>> ava.lang.Throwable: Child Error
>> 	at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:271)
>> Caused by: java.io.IOException: Task process exit with nonzero status of 1.
>> 	at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:258)
>>
>> this is my Computation code:
>> import org.apache.giraph.GiraphRunner;
>> import org.apache.giraph.graph.BasicComputation;
>> import org.apache.giraph.graph.Vertex;
>> import org.apache.giraph.edge.Edge;
>>
>>
>> import org.apache.hadoop.io.Text;
>> import org.apache.hadoop.io.NullWritable;
>> import org.apache.hadoop.util.ToolRunner;
>>
>>
>>
>> public class SimpleSelectionComputation extends BasicComputation<Text,NullWritable,Text,NullWritable>
{
>>
>>
>> 	
>> @Override
>> public void compute(Vertex<Text,NullWritable,Text> vertex,Iterable<NullWritable>
messages){
>> 	
>> 	
>> 	Text source = new Text("http://dbpedia.org/resource/1040s");
>>
>>
>> 	
>> 	if (getSuperstep()==0)
>> 	{
>> 		if(vertex.getId()==source)
>> 		{
>> 			System.out.println("il soggetto "+vertex.getId()+" ha i seguenti predicati e oggetti:");
>> 			for(Edge<Text,Text> e : vertex.getEdges())
>>
>>
>> 			{
>> 				System.out.println(e.getValue()+"\t"+e.getTargetVertexId());
>> 			}
>> 		}
>> 		vertex.voteToHalt();
>> 	}
>> 	
>> }
>>
>> public static void main(String[] args) throws Exception {
>>     System.exit(ToolRunner.run(new GiraphRunner(), args));
>>
>>
>>   }
>>
>> 	
>> }
>>
>>
>

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