Hi, Ok I have solved the issue it was the port number in the conf file, thanks for your help.
Regards, Vahe On Thu, Sep 5, 2013 at 6:49 AM, Vahe nr <[email protected]> wrote: > Hi, > > I have disabled the firewall and tried a lot of testing between the the > ssh is working fine without password for hadoop user, just now when I am > running the script it shows me: > ./start-bspd.sh > hmaster: starting zookeeper, logging to > /home/hadoop/hama-0.6.2/bin/../logs/hama-hadoop-zookeeper-hmaster.out > starting bspmaster, logging to > /home/hadoop/hama-0.6.2/bin/../logs/hama-hadoop-bspmaster-hmaster.out > hslave01: starting groom, logging to > /home/hadoop/hama-0.6.2/bin/../logs/hama-hadoop-groom-hslave01.out > > but in the hama-hadoop-bspmaster-hmaster.log I have: > 2013-09-05 11:41:59,483 ERROR org.apache.hama.bsp.BSPMaster: Can't get > connection to Hadoop Namenode! > java.net.ConnectException: Call to hmaster/192.168.0.30:9000 failed on > connection exception: java.net.ConnectException: Connection refused > > Could you please make some suggestion to check. > Thanks in advance. > > Regards, > Vahe > > > On Wed, Sep 4, 2013 at 11:42 AM, Anastasis Andronidis < > [email protected]> wrote: > >> You might have a firewall on the OS you are using (if you are using >> CentoOS for example, you can try: service iptables stop) >> >> Anastasis >> >> On 4 Σεπ 2013, at 12:23 μ.μ., Vahe nr <[email protected]> wrote: >> >> > Hi, >> > >> > Let me add that the two machines (namenode and datanode) are virtual >> > machines with local ips and there is no firewall between them. >> > Do I need to put the Hadoop conf file also to be more clear. >> > >> > Regards, >> > Vahe >> > >> > >> > On Wed, Sep 4, 2013 at 8:59 AM, Vahe nr <[email protected]> wrote: >> > >> >> Thanks Anastasis for your response. >> >> >> >> The ping is ok from Hama server to Namenode which is actually the same >> >> server. But you are right I need to check the firewall. >> >> >> >> Regards, >> >> Vahe >> >> >> >> >> >> On Wed, Sep 4, 2013 at 8:53 AM, Anastasis Andronidis < >> >> [email protected]> wrote: >> >> >> >>> You can see the configurations of your Datanode (in conf directory) to >> >>> see if you have any miss configurations on names and ports of >> namenode. >> >>> >> >>> Else you should see for firewalls or try to ping the Namenode from >> Hama >> >>> server. >> >>> >> >>> It seams like a network problem. >> >>> >> >>> Kindly, >> >>> Anastasis >> >>> >> >>> On 4 Σεπ 2013, at 11:45 π.μ., Vahe nr <[email protected]> wrote: >> >>> >> >>>> Dear all, >> >>>> >> >>>> I have a Hadoop cluster with one Namenode and one Datanode the >> cluster >> >>> is >> >>>> working on which I have executed several examples. >> >>>> Just now I want to use hama for some programming purposes, but when >> I am >> >>>> trying to start hama I am getting the following: >> >>>> 2013-09-04 12:22:44,510 INFO org.apache.hadoop.ipc.Client: Retrying >> >>> connect >> >>>> to server: hmaster/IP:9000. Already tried 9 time(s). >> >>>> 2013-09-04 12:22:44,513 ERROR org.apache.hama.bsp.BSPMaster: Can't >> get >> >>>> connection to Hadoop Namenode! >> >>>> java.net.ConnectException: Call to hmaster/IP:9000 failed on >> connection >> >>>> exception: java.net.ConnectException: Connection refused >> >>>> >> >>>> I am using hadoop-1.0.4 and hama-0.6.2 >> >>>> >> >>>> Hama config files are: >> >>>> hama-site.xml >> >>>> <configuration> >> >>>> <property> >> >>>> <name>bsp.master.address</name> >> >>>> <value>hmaster:40000</value> >> >>>> <description>The address of the bsp master server. Either the >> >>>> literal string "local" or a host:port for distributed mode >> >>>> </description> >> >>>> </property> >> >>>> >> >>>> <property> >> >>>> <name>fs.default.name</name> >> >>>> <value>hdfs://hmaster:9000/</value> >> >>>> <description> >> >>>> The name of the default file system. Either the literal string >> >>>> "local" or a host:port for HDFS. >> >>>> </description> >> >>>> </property> >> >>>> >> >>>> <property> >> >>>> <name>hama.zookeeper.quorum</name> >> >>>> <value>hmaster</value> >> >>>> <description>Comma separated list of servers in the ZooKeeper >> >>> Quorum. >> >>>> For example, "host1.mydomain.com,host2.mydomain.com, >> >>> host3.mydomain.com >> >>>> ". >> >>>> By default this is set to localhost for local and >> >>> pseudo-distributed >> >>>> modes >> >>>> of operation. For a fully-distributed setup, this should be set >> to >> >>> a >> >>>> full >> >>>> list of ZooKeeper quorum servers. If HAMA_MANAGES_ZK is set in >> >>>> hama-env.sh >> >>>> this is the list of servers which we will start/stop zookeeper >> on. >> >>>> </description> >> >>>> </property> >> >>>> >> >>>> groomservers >> >>>> hslave01 //which is the node name >> >>>> >> >>>> I will appreciate any help or suggestion to overcome this problem. >> >>>> >> >>>> Let me mention that when I am executing /stop-bspd.sh I am getting >> the >> >>>> following: >> >>>> no bspmaster to stop >> >>>> hslave01: stopping groom >> >>>> hmaster: stopping zookeeper >> >>>> >> >>>> So the groom and zookeeper are working fine. >> >>>> >> >>>> >> >>>> Regards, >> >>>> Vahe >> >>> >> >>> >> >> >> >> >
