I commented the line: 127.0.1.1 name in /etc/hosts and the example run without problems.
2013/10/21, Andro Bermúdez Serrano <andro.bermu...@gmail.com>: > this is the output of the command in all servers: > > Chain INPUT (policy ACCEPT) > target prot opt source destination > ACCEPT tcp -- anywhere anywhere state > NEW tcp dpts:30000:30010 > ACCEPT tcp -- anywhere anywhere state > NEW tcp dpt:22181 > > Chain FORWARD (policy ACCEPT) > target prot opt source destination > > Chain OUTPUT (policy ACCEPT) > target prot opt source destination > > 2013/10/21, Simon McGloin <simonmcgl...@gmail.com>: >> Are you sure the iptables rules were applied to all your servers? If you >> run the command >> sudo iptables -L >> does it show the ports as open? >> >> >> On Mon, Oct 21, 2013 at 8:16 PM, Andro Bermúdez Serrano < >> andro.bermu...@gmail.com> wrote: >> >>> I added this two lines: >>> >>> iptables -A INPUT -p tcp -m state --state NEW -m tcp --dport >>> 30000:30010 -j ACCEPT >>> iptables -A INPUT -p tcp -m state --state NEW -m tcp --dport 22181 -j >>> ACCEPT >>> >>> I ran the example and the error persists. >>> >>> >>> 2013/10/21, Claudio Martella <claudio.marte...@gmail.com>: >>> > Yes, that would be the reason. In addition to the ports for netty, you >>> also >>> > need to accept connections to Zookeeper (e.g. 22181). >>> > >>> > >>> > On Mon, Oct 21, 2013 at 5:06 PM, Simon McGloin >>> > <simonmcgl...@gmail.com>wrote: >>> > >>> >> Hey Andro, >>> >> I believe the reason you are seeing this error is due to ports being >>> >> blocked by iptables. You need to have port 30000 open for the master >>> >> on >>> >> all >>> >> machines in your cluster. You also need to open ports 30001 up to the >>> >> number of workers you will be running. >>> >> So if you are running 10 workers then add the following to >>> >> /etc/sysconfig/iptables >>> >> -A INPUT -p tcp -m state --state NEW -m tcp --dport 30000:30010 -j >>> ACCEPT >>> >> Then restart iptables with: >>> >> sudo service iptables restart >>> >> I'm new to Giraph too so anyone please correct me if I'm wrong. >>> >> Regards, >>> >> Simon >>> >> >>> >> >>> >> On Mon, Oct 21, 2013 at 3:37 PM, Andro Bermúdez Serrano < >>> >> andro.bermu...@gmail.com> wrote: >>> >> >>> >>> Hello. >>> >>> I am using Giraph 1.0.0 with hadoop 1.2.1. With the >>> >>> pseudo-distributed >>> >>> installation of hadoop the execution was succefully. Now I am trying >>> >>> to run the same example but in a cluster. So far, I can't continue >>> >>> because error in tasks. The exception: java.net.ConnectException. My >>> >>> experience in hadoop is almost null. >>> >>> >>> >>> Thanks. >>> >>> >>> >>> 2013-10-21 10:11:58,152 INFO >>> >>> org.apache.hadoop.util.NativeCodeLoader: >>> >>> Loaded the native-hadoop library >>> >>> 2013-10-21 10:11:58,743 WARN >>> >>> org.apache.hadoop.metrics2.impl.MetricsSystemImpl: Source name ugi >>> >>> already exists! >>> >>> 2013-10-21 10:11:59,431 INFO org.apache.hadoop.util.ProcessTree: >>> >>> setsid exited with exit code 0 >>> >>> 2013-10-21 10:11:59,491 INFO org.apache.hadoop.mapred.Task: Using >>> >>> ResourceCalculatorPlugin : >>> >>> org.apache.hadoop.util.LinuxResourceCalculatorPlugin@34bb5def >>> >>> 2013-10-21 10:11:59,632 INFO org.apache.hadoop.mapred.MapTask: >>> >>> Processing split: 'org.apache.giraph.bsp.BspInputSplit, index=-1, >>> >>> num=-1 >>> >>> 2013-10-21 10:11:59,778 INFO >>> >>> org.apache.giraph.graph.GraphTaskManager: >>> >>> setup: Log level remains at info >>> >>> 2013-10-21 10:12:00,426 INFO >>> >>> org.apache.giraph.graph.GraphTaskManager: >>> >>> Distributed cache is empty. Assuming fatjar. >>> >>> 2013-10-21 10:12:00,454 INFO >>> >>> org.apache.giraph.graph.GraphTaskManager: >>> >>> setup: classpath @ >>> >>> >>> >>> >>> /app/hadoop/tmp/mapred/local/taskTracker/hadoop-user/jobcache/job_201310210926_0004/jars/job.jar >>> >>> for job Giraph: org.apache.giraph.examples.SimplePageRankVertex >>> >>> 2013-10-21 10:12:03,054 INFO org.apache.giraph.zk.ZooKeeperManager: >>> >>> createCandidateStamp: Made the directory >>> >>> _bsp/_defaultZkManagerDir/job_201310210926_0004 >>> >>> 2013-10-21 10:12:03,564 INFO org.apache.giraph.zk.ZooKeeperManager: >>> >>> createCandidateStamp: Creating my filestamp >>> >>> _bsp/_defaultZkManagerDir/job_201310210926_0004/_task/hdnode01 0 >>> >>> 2013-10-21 10:12:06,635 INFO org.apache.giraph.zk.ZooKeeperManager: >>> >>> getZooKeeperServerList: Got [hdnode02, hdnode01] 2 hosts from 2 >>> >>> candidates when 1 required (polling period is 3000) on attempt 0 >>> >>> 2013-10-21 10:12:06,635 INFO org.apache.giraph.zk.ZooKeeperManager: >>> >>> createZooKeeperServerList: Creating the final ZooKeeper file >>> >>> '_bsp/_defaultZkManagerDir/job_201310210926_0004/zkServerList_hdnode02 >>> >>> 1 ' >>> >>> 2013-10-21 10:12:10,754 INFO org.apache.giraph.zk.ZooKeeperManager: >>> >>> getZooKeeperServerList: For task 0, got file 'zkServerList_hdnode02 >>> >>> 1 >>> >>> ' (polling period is 3000) >>> >>> 2013-10-21 10:12:10,754 INFO org.apache.giraph.zk.ZooKeeperManager: >>> >>> getZooKeeperServerList: Found [hdnode02, 1] 2 hosts in filename >>> >>> 'zkServerList_hdnode02 1 ' >>> >>> 2013-10-21 10:12:10,757 INFO org.apache.giraph.zk.ZooKeeperManager: >>> >>> onlineZooKeeperSErvers: Empty directory >>> >>> _bsp/_defaultZkManagerDir/job_201310210926_0004/_zkServer, waiting >>> >>> 3000 msecs. >>> >>> 2013-10-21 10:12:13,760 INFO org.apache.giraph.zk.ZooKeeperManager: >>> >>> onlineZooKeeperServers: Got [hdnode02] 1 hosts from 1 ready servers >>> >>> when 1 required (polling period is 3000) on attempt 1 >>> >>> 2013-10-21 10:12:13,783 INFO >>> >>> org.apache.giraph.graph.GraphTaskManager: >>> >>> setup: Starting up BspServiceWorker... >>> >>> 2013-10-21 10:12:13,811 INFO org.apache.giraph.bsp.BspService: >>> >>> BspService: Connecting to ZooKeeper with job job_201310210926_0004, >>> >>> 0 >>> >>> on hdnode02:22181 >>> >>> 2013-10-21 10:12:13,820 INFO org.apache.zookeeper.ZooKeeper: Client >>> >>> environment:zookeeper.version=3.3.3-1073969, built on 02/23/2011 >>> >>> 22:27 >>> >>> GMT >>> >>> 2013-10-21 10:12:13,820 INFO org.apache.zookeeper.ZooKeeper: Client >>> >>> environment:host.name=hdnode01 >>> >>> 2013-10-21 10:12:13,820 INFO org.apache.zookeeper.ZooKeeper: Client >>> >>> environment:java.version=1.7.0_25 >>> >>> 2013-10-21 10:12:13,820 INFO org.apache.zookeeper.ZooKeeper: Client >>> >>> environment:java.vendor=Oracle Corporation >>> >>> 2013-10-21 10:12:13,820 INFO org.apache.zookeeper.ZooKeeper: Client >>> >>> environment:java.home=/usr/lib/jvm/java-7-openjdk-amd64/jre >>> >>> 2013-10-21 10:12:13,820 INFO org.apache.zookeeper.ZooKeeper: Client >>> >>> >>> >>> >>> environment:java.class.path=/app/hadoop/tmp/mapred/local/taskTracker/hadoop-user/jobcache/job_201310210926_0004/jars/classes:/app/hadoop/tmp/mapred/local/taskTracker/hadoop-user/jobcache/job_201310210926_0004/jars:/app/hadoop/tmp/mapred/local/taskTracker/hadoop-user/jobcache/job_201310210926_0004/attempt_201310210926_0004_m_000000_0/work:/usr/local/hadoop/libexec/../conf:/usr/lib/jvm/java-7-openjdk-amd64/lib/tools.jar:/usr/local/hadoop/libexec/..:/usr/local/hadoop/libexec/../hadoop-core-1.2.1.jar:/usr/local/hadoop/libexec/../lib/asm-3.2.jar:/usr/local/hadoop/libexec/../lib/aspectjrt-1.6.11.jar:/usr/local/hadoop/libexec/../lib/aspectjtools-1.6.11.jar:/usr/local/hadoop/libexec/../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 >>> >>> 2013-10-21 10:12:13,820 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/hadoop-user/jobcache/job_201310210926_0004/attempt_201310210926_0004_m_000000_0/work >>> >>> 2013-10-21 10:12:13,820 INFO org.apache.zookeeper.ZooKeeper: Client >>> >>> >>> >>> >>> environment:java.io.tmpdir=/app/hadoop/tmp/mapred/local/taskTracker/hadoop-user/jobcache/job_201310210926_0004/attempt_201310210926_0004_m_000000_0/work/tmp >>> >>> 2013-10-21 10:12:13,820 INFO org.apache.zookeeper.ZooKeeper: Client >>> >>> environment:java.compiler=<NA> >>> >>> 2013-10-21 10:12:13,820 INFO org.apache.zookeeper.ZooKeeper: Client >>> >>> environment:os.name=Linux >>> >>> 2013-10-21 10:12:13,820 INFO org.apache.zookeeper.ZooKeeper: Client >>> >>> environment:os.arch=amd64 >>> >>> 2013-10-21 10:12:13,820 INFO org.apache.zookeeper.ZooKeeper: Client >>> >>> environment:os.version=3.8.0-32-generic >>> >>> 2013-10-21 10:12:13,820 INFO org.apache.zookeeper.ZooKeeper: Client >>> >>> environment:user.name=hadoop-user >>> >>> 2013-10-21 10:12:13,820 INFO org.apache.zookeeper.ZooKeeper: Client >>> >>> environment:user.home=/home/hadoop-user >>> >>> 2013-10-21 10:12:13,820 INFO org.apache.zookeeper.ZooKeeper: Client >>> >>> >>> >>> >>> environment:user.dir=/app/hadoop/tmp/mapred/local/taskTracker/hadoop-user/jobcache/job_201310210926_0004/attempt_201310210926_0004_m_000000_0/work >>> >>> 2013-10-21 10:12:13,821 INFO org.apache.zookeeper.ZooKeeper: >>> >>> Initiating client connection, connectString=hdnode02:22181 >>> >>> sessionTimeout=60000 >>> >>> watcher=org.apache.giraph.worker.BspServiceWorker@54bf0a6b >>> >>> 2013-10-21 10:12:13,861 INFO org.apache.zookeeper.ClientCnxn: >>> >>> Opening >>> >>> socket connection to server hdnode02/172.24.10.72:22181 >>> >>> 2013-10-21 10:12:13,870 INFO org.apache.zookeeper.ClientCnxn: Socket >>> >>> connection established to hdnode02/172.24.10.72:22181, initiating >>> >>> session >>> >>> 2013-10-21 10:12:13,999 INFO org.apache.zookeeper.ClientCnxn: >>> >>> Session >>> >>> establishment complete on server hdnode02/172.24.10.72:22181, >>> >>> sessionid = 0x141db5bd0d70000, negotiated timeout = 600000 >>> >>> 2013-10-21 10:12:14,001 INFO org.apache.giraph.bsp.BspService: >>> >>> process: Asynchronous connection complete. >>> >>> 2013-10-21 10:12:14,009 INFO >>> >>> org.apache.giraph.comm.netty.NettyWorkerServer: >>> >>> createMessageStoreFactory: Using ByteArrayMessagesPerVertexStore >>> >>> since >>> >>> there is no combiner >>> >>> 2013-10-21 10:12:14,216 INFO >>> >>> org.apache.giraph.comm.netty.NettyServer: >>> >>> NettyServer: Using execution handler with 8 threads after >>> >>> requestFrameDecoder. >>> >>> 2013-10-21 10:12:14,369 INFO >>> >>> org.apache.giraph.comm.netty.NettyServer: >>> >>> start: Started server communication server: >>> >>> hdnode01/172.24.9.185:30000 with up to 16 threads on bind attempt 0 >>> >>> with sendBufferSize = 32768 receiveBufferSize = 524288 backlog = 1 >>> >>> 2013-10-21 10:12:14,376 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> NettyClient: Using execution handler with 8 threads after >>> >>> requestEncoder. >>> >>> 2013-10-21 10:12:14,388 INFO >>> >>> org.apache.giraph.graph.GraphTaskManager: >>> >>> setup: Registering health of this worker... >>> >>> 2013-10-21 10:12:14,637 INFO org.apache.giraph.bsp.BspService: >>> >>> process: applicationAttemptChanged signaled >>> >>> 2013-10-21 10:12:14,788 WARN org.apache.giraph.bsp.BspService: >>> >>> process: Unknown and unprocessed event >>> >>> >>> >>> >>> (path=/_hadoopBsp/job_201310210926_0004/_applicationAttemptsDir/0/_superstepDir, >>> >>> type=NodeChildrenChanged, state=SyncConnected) >>> >>> 2013-10-21 10:12:14,811 INFO >>> >>> org.apache.giraph.worker.BspServiceWorker: registerHealth: Created >>> >>> my >>> >>> health node for attempt=0, superstep=-1 with >>> >>> >>> >>> >>> /_hadoopBsp/job_201310210926_0004/_applicationAttemptsDir/0/_superstepDir/-1/_workerHealthyDir/hdnode01_0 >>> >>> and workerInfo= Worker(hostname=hdnode01, MRtaskID=0, port=30000) >>> >>> 2013-10-21 10:12:15,568 INFO >>> >>> org.apache.giraph.comm.netty.NettyServer: >>> >>> start: Using Netty without authentication. >>> >>> 2013-10-21 10:12:15,637 INFO org.apache.giraph.bsp.BspService: >>> >>> process: partitionAssignmentsReadyChanged (partitions are assigned) >>> >>> 2013-10-21 10:12:15,654 INFO >>> >>> org.apache.giraph.worker.BspServiceWorker: startSuperstep: >>> >>> Master(hostname=hdnode02, MRtaskID=1, port=30001) >>> >>> 2013-10-21 10:12:15,654 INFO >>> >>> org.apache.giraph.worker.BspServiceWorker: startSuperstep: Ready for >>> >>> computation on superstep -1 since worker selection and vertex range >>> >>> assignments are done in >>> >>> >>> >>> >>> /_hadoopBsp/job_201310210926_0004/_applicationAttemptsDir/0/_superstepDir/-1/_addressesAndPartitions >>> >>> 2013-10-21 10:12:15,656 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> Using Netty without authentication. >>> >>> 2013-10-21 10:12:15,671 WARN >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> connectAllAddresses: Future failed to connect with >>> >>> hdnode02/172.24.10.72:30001 with 0 failures because of >>> >>> java.net.ConnectException: Connection refused >>> >>> 2013-10-21 10:12:15,671 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> Using Netty without authentication. >>> >>> 2013-10-21 10:12:15,672 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> connectAllAddresses: Successfully added 0 connections, (0 total >>> >>> connected) 1 failed, 1 failures total. >>> >>> 2013-10-21 10:12:15,677 WARN >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> connectAllAddresses: Future failed to connect with >>> >>> hdnode02/172.24.10.72:30001 with 1 failures because of >>> >>> java.net.ConnectException: Connection refused >>> >>> 2013-10-21 10:12:15,677 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> Using Netty without authentication. >>> >>> 2013-10-21 10:12:15,677 WARN >>> >>> org.apache.giraph.comm.netty.handler.ResponseClientHandler: >>> >>> exceptionCaught: Channel failed with remote address null >>> >>> java.net.ConnectException: Connection refused >>> >>> at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) >>> >>> at >>> >>> sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:708) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.connect(NioClientSocketPipelineSink.java:404) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processSelectedKeys(NioClientSocketPipelineSink.java:366) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:282) >>> >>> at >>> >>> >>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >>> >>> at >>> >>> >>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >>> >>> at java.lang.Thread.run(Thread.java:724) >>> >>> 2013-10-21 10:12:15,681 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> connectAllAddresses: Successfully added 0 connections, (0 total >>> >>> connected) 1 failed, 2 failures total. >>> >>> 2013-10-21 10:12:15,682 WARN >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> connectAllAddresses: Future failed to connect with >>> >>> hdnode02/172.24.10.72:30001 with 2 failures because of >>> >>> java.net.ConnectException: Connection refused >>> >>> 2013-10-21 10:12:15,682 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> Using Netty without authentication. >>> >>> 2013-10-21 10:12:15,684 WARN >>> >>> org.apache.giraph.comm.netty.handler.ResponseClientHandler: >>> >>> exceptionCaught: Channel failed with remote address null >>> >>> java.net.ConnectException: Connection refused >>> >>> at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) >>> >>> at >>> >>> sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:708) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.connect(NioClientSocketPipelineSink.java:404) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processSelectedKeys(NioClientSocketPipelineSink.java:366) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:282) >>> >>> at >>> >>> >>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >>> >>> at >>> >>> >>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >>> >>> at java.lang.Thread.run(Thread.java:724) >>> >>> 2013-10-21 10:12:15,686 WARN >>> >>> org.apache.giraph.comm.netty.handler.ResponseClientHandler: >>> >>> exceptionCaught: Channel failed with remote address null >>> >>> java.net.ConnectException: Connection refused >>> >>> at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) >>> >>> at >>> >>> sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:708) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.connect(NioClientSocketPipelineSink.java:404) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processSelectedKeys(NioClientSocketPipelineSink.java:366) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:282) >>> >>> at >>> >>> >>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >>> >>> at >>> >>> >>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >>> >>> at java.lang.Thread.run(Thread.java:724) >>> >>> 2013-10-21 10:12:15,687 WARN >>> >>> org.apache.giraph.comm.netty.handler.ResponseClientHandler: >>> >>> exceptionCaught: Channel failed with remote address null >>> >>> java.net.ConnectException: Connection refused >>> >>> at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) >>> >>> at >>> >>> sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:708) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.connect(NioClientSocketPipelineSink.java:404) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processSelectedKeys(NioClientSocketPipelineSink.java:366) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:282) >>> >>> at >>> >>> >>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >>> >>> at >>> >>> >>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >>> >>> at java.lang.Thread.run(Thread.java:724) >>> >>> 2013-10-21 10:12:15,686 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> connectAllAddresses: Successfully added 0 connections, (0 total >>> >>> connected) 1 failed, 3 failures total. >>> >>> 2013-10-21 10:12:15,688 WARN >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> connectAllAddresses: Future failed to connect with >>> >>> hdnode02/172.24.10.72:30001 with 3 failures because of >>> >>> java.net.ConnectException: Connection refused >>> >>> 2013-10-21 10:12:15,688 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> Using Netty without authentication. >>> >>> 2013-10-21 10:12:15,688 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> connectAllAddresses: Successfully added 0 connections, (0 total >>> >>> connected) 1 failed, 4 failures total. >>> >>> 2013-10-21 10:12:15,689 WARN >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> connectAllAddresses: Future failed to connect with >>> >>> hdnode02/172.24.10.72:30001 with 4 failures because of >>> >>> java.net.ConnectException: Connection refused >>> >>> 2013-10-21 10:12:15,689 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> Using Netty without authentication. >>> >>> 2013-10-21 10:12:15,690 WARN >>> >>> org.apache.giraph.comm.netty.handler.ResponseClientHandler: >>> >>> exceptionCaught: Channel failed with remote address null >>> >>> java.net.ConnectException: Connection refused >>> >>> at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) >>> >>> at >>> >>> sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:708) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.connect(NioClientSocketPipelineSink.java:404) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processSelectedKeys(NioClientSocketPipelineSink.java:366) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:282) >>> >>> at >>> >>> >>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >>> >>> at >>> >>> >>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >>> >>> at java.lang.Thread.run(Thread.java:724) >>> >>> 2013-10-21 10:12:15,690 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> connectAllAddresses: Successfully added 0 connections, (0 total >>> >>> connected) 1 failed, 5 failures total. >>> >>> 2013-10-21 10:12:15,692 WARN >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> connectAllAddresses: Future failed to connect with >>> >>> hdnode02/172.24.10.72:30001 with 5 failures because of >>> >>> java.net.ConnectException: Connection refused >>> >>> 2013-10-21 10:12:15,692 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> Using Netty without authentication. >>> >>> 2013-10-21 10:12:15,692 WARN >>> >>> org.apache.giraph.comm.netty.handler.ResponseClientHandler: >>> >>> exceptionCaught: Channel failed with remote address null >>> >>> java.net.ConnectException: Connection refused >>> >>> at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) >>> >>> at >>> >>> sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:708) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.connect(NioClientSocketPipelineSink.java:404) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processSelectedKeys(NioClientSocketPipelineSink.java:366) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:282) >>> >>> at >>> >>> >>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >>> >>> at >>> >>> >>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >>> >>> at java.lang.Thread.run(Thread.java:724) >>> >>> 2013-10-21 10:12:15,693 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> connectAllAddresses: Successfully added 0 connections, (0 total >>> >>> connected) 1 failed, 6 failures total. >>> >>> 2013-10-21 10:12:15,693 WARN >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> connectAllAddresses: Future failed to connect with >>> >>> hdnode02/172.24.10.72:30001 with 6 failures because of >>> >>> java.net.ConnectException: Connection refused >>> >>> 2013-10-21 10:12:15,693 INFO >>> >>> org.apache.giraph.comm.netty.NettyClient: >>> >>> Using Netty without authentication. >>> >>> 2013-10-21 10:12:15,694 WARN >>> >>> org.apache.giraph.comm.netty.handler.ResponseClientHandler: >>> >>> exceptionCaught: Channel failed with remote address null >>> >>> java.net.ConnectException: Connection refused >>> >>> at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) >>> >>> at >>> >>> sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:708) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.connect(NioClientSocketPipelineSink.java:404) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processSelectedKeys(NioClientSocketPipelineSink.java:366) >>> >>> at >>> >>> >>> org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:282) >>> >>> at >>> >>> >>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >>> >>> at >>> >>> >>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >>> >>> at java.lang.Thread.run(Thread.java:724) >>> >>> >>> >> >>> >> >>> > >>> > >>> > -- >>> > Claudio Martella >>> > claudio.marte...@gmail.com >>> > >>> >> >