try adding "127.0.0.1 localhost" to /etc/hosts file On Sun, Apr 19, 2015 at 12:09 PM, Mich Talebzadeh <[email protected]> wrote:
> Hi, > > > > In addition, perhaps an easier approach would be a telnet to test quickly > if server is started on a given port > > > > Mine runs on port 9000 so if it works the telnet opening will be > successful. > > > > *netstat -plten|grep java* > > > > tcp 0 0 0.0.0.0:10020 0.0.0.0:* > LISTEN 1009 19471 6898/java > > tcp 0 0 0.0.0.0:50020 0.0.0.0:* > LISTEN 1009 15758 6213/java > > *tcp 0 0 50.140.197.217:9000 > <http://50.140.197.217:9000> 0.0.0.0:* > LISTEN 1009 15711 6113/java* > > tcp 0 0 0.0.0.0:50090 0.0.0.0:* > LISTEN 1009 15972 6405/java > > tcp 0 0 0.0.0.0:19888 0.0.0.0:* > LISTEN 1009 18565 6898/java > > tcp 0 0 0.0.0.0:10033 0.0.0.0:* > LISTEN 1009 18343 6898/java > > tcp 0 0 0.0.0.0:50070 0.0.0.0:* > LISTEN 1009 15502 6113/java > > tcp 0 0 0.0.0.0:10010 0.0.0.0:* > LISTEN 1009 21433 7335/java > > tcp 0 0 0.0.0.0:50010 0.0.0.0:* > LISTEN 1009 15745 6213/java > > tcp 0 0 0.0.0.0:9083 0.0.0.0:* > LISTEN 1009 19481 7110/java > > tcp 0 0 0.0.0.0:50075 0.0.0.0:* > LISTEN 1009 15750 6213/java > > > > hduser@rhes564::/home/hduser/dba/bin> *telnet rhes564 9000* > > Trying 50.140.197.217... > > Connected to rhes564. > > Escape character is '^]'. > > > > HTH > > > > Mich Talebzadeh > > > > http://talebzadehmich.wordpress.com > > > > Author of the books* "A Practitioner’s Guide to Upgrading to Sybase** ASE > 15", **ISBN 978-0-9563693-0-7*. > > co-author *"Sybase Transact SQL Guidelines Best Practices", ISBN > 978-0-9759693-0-4* > > *Publications due shortly:* > > *Creating in-memory Data Grid for Trading Systems with Oracle TimesTen and > Coherence Cache* > > *Oracle and Sybase, Concepts and Contrasts*, ISBN: 978-0-9563693-1-4, volume > one out shortly > > > > NOTE: The information in this email is proprietary and confidential. This > message is for the designated recipient only, if you are not the intended > recipient, you should destroy it immediately. Any information in this > message shall not be understood as given or endorsed by Peridale Ltd, its > subsidiaries or their employees, unless expressly so stated. It is the > responsibility of the recipient to ensure that this email is virus free, > therefore neither Peridale Ltd, its subsidiaries nor their employees accept > any responsibility. > > > > *From:* Brahma Reddy Battula [mailto:[email protected]] > *Sent:* 19 April 2015 17:53 > *To:* [email protected] > *Subject:* RE: ipc.Client: Retrying connect to server > > > > Hello Mahmood Naderan, > > > > When client is trying to connect to server with configured port(and > address) and server is not started with that port then client will retry ( > and you will get following error..).. > > > > I can able to trace that Namenode is not running From JPS report which you > had posted..Please check the namenode logs ( *location *: > /home/mahmood/bigdatabench/apache/hadoop-1.0.2/libexec/../logs/hadoop-mahmood-namenode-tiger.out/log) > > > ------------------------------ > > Date: Fri, 17 Apr 2015 08:22:12 +0000 > From: [email protected] > To: [email protected] > Subject: ipc.Client: Retrying connect to server > > Hello, > > I have done all steps (as far as I know) to bring up the hadoop. However, > I get the this error > > > > 15/04/17 12:45:31 INFO ipc.Client: Retrying connect to server: localhost/ > 127.0.0.1:54310. Already tried 0 time(s). > > > > There are a lot of threads and posts regarding this error and I tried > them. However still stuck at this error :( > > > > Can someone help me? What did I wrong? > > > > > > > > > > Here are the configurations: > > > > 1) Hadoop configurations > > [mahmood@tiger hadoop-1.0.2]$ cat conf/mapred-site.xml > <?xml version="1.0"?> > <?xml-stylesheet type="text/xsl" href="configuration.xsl"?> > <!-- Put site-specific property overrides in this file. --> > <configuration> > <property> > <name>mapred.job.tracker</name> > <value>localhost:54311</value> > </property> > <property> > <name>mapred.child.java.opts</name> > <value>-Xmx512m</value> > </property> > </configuration> > > > > [mahmood@tiger hadoop-1.0.2]$ cat conf/core-site.xml > <?xml version="1.0"?> > <?xml-stylesheet type="text/xsl" href="configuration.xsl"?> > <!-- Put site-specific property overrides in this file. --> > <configuration> > <property> > <name>fs.default.name</name> > <value>hdfs://localhost:54310</value> > </property> > </configuration> > > > > [mahmood@tiger hadoop-1.0.2]$ cat conf/hdfs-site.xml > <?xml version="1.0"?> > <?xml-stylesheet type="text/xsl" href="configuration.xsl"?> > <!-- Put site-specific property overrides in this file. --> > <configuration> > <property> > <name>dfs.replication</name> > <value>1</value> > </property> > <property> > <name>hadoop.tmp.dir</name> > <value>/home/mahmood/bigdatabench/apache/hadoop-1.0.2/folders/tmp</value> > </property> > <property> > <name>dfs.name.dir</name> > > <value>/home/mahmood/bigdatabench/apache/hadoop-1.0.2/folders/name</value> > </property> > <property> > <name>dfs.data.dir</name> > > <value>/home/mahmood/bigdatabench/apache/hadoop-1.0.2/folders/data</value> > </property> > </configuration> > > > > > > > > > > > > 2) Network configuration > > [root@tiger hadoop-1.0.2]# cat /etc/sysconfig/iptables > # Firewall configuration written by system-config-firewall > # Manual customization of this file is not recommended. > *filter > :INPUT ACCEPT [0:0] > :FORWARD ACCEPT [0:0] > :OUTPUT ACCEPT [0:0] > -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT > -A INPUT -p icmp -j ACCEPT > -A INPUT -i lo -j ACCEPT > -A INPUT -m state --state NEW -m tcp -p tcp --dport 5901 -j ACCEPT > -A INPUT -m state --state NEW -m tcp -p tcp --dport 80 -j ACCEPT > -A INPUT -m state --state NEW -m tcp -p tcp --dport 22 -j ACCEPT > -A INPUT -m state --state NEW -m tcp -p tcp --dport 2049 -j ACCEPT > -A INPUT -m state --state NEW -m tcp -p tcp --dport 54310 -j ACCEPT > -A INPUT -m state --state NEW -m tcp -p tcp --dport 54311 -j ACCEPT > -A INPUT -j REJECT --reject-with icmp-host-prohibited > -A FORWARD -j REJECT --reject-with icmp-host-prohibited > COMMIT > > > > [root@tiger hadoop-1.0.2]# /etc/init.d/iptables restart > iptables: Flushing firewall rules: [ OK ] > iptables: Setting chains to policy ACCEPT: filter [ OK ] > iptables: Unloading modules: [ OK ] > iptables: Applying firewall rules: [ OK ] > > > > [mahmood@tiger hadoop-1.0.2]$ netstat -an | grep 54310 > > [mahmood@tiger hadoop-1.0.2]$ netstat -an | grep 54311 > tcp 0 0 ::ffff:127.0.0.1:54311 > :::* LISTEN > tcp 426 0 ::ffff:127.0.0.1:54311 ::ffff:127.0.0.1:49639 > ESTABLISHED > tcp 0 0 ::ffff:127.0.0.1:49639 ::ffff:127.0.0.1:54311 > ESTABLISHED > > > > > > > > > > > > > > 3) Starting Hadoop > > [mahmood@tiger hadoop-1.0.2]$ stop-all.sh > Warning: $HADOOP_HOME is deprecated. > > stopping jobtracker > localhost: Warning: $HADOOP_HOME is deprecated. > localhost: > localhost: stopping tasktracker > no namenode to stop > localhost: Warning: $HADOOP_HOME is deprecated. > localhost: > localhost: no datanode to stop > localhost: Warning: $HADOOP_HOME is deprecated. > localhost: > localhost: stopping secondarynamenode > > > > [mahmood@tiger hadoop-1.0.2]$ start-all.sh > Warning: $HADOOP_HOME is deprecated. > > starting namenode, logging to > /home/mahmood/bigdatabench/apache/hadoop-1.0.2/libexec/../logs/hadoop-mahmood-namenode-tiger.out > localhost: Warning: $HADOOP_HOME is deprecated. > localhost: > localhost: starting datanode, logging to > /home/mahmood/bigdatabench/apache/hadoop-1.0.2/libexec/../logs/hadoop-mahmood-datanode-tiger.out > localhost: Warning: $HADOOP_HOME is deprecated. > localhost: > localhost: starting secondarynamenode, logging to > /home/mahmood/bigdatabench/apache/hadoop-1.0.2/libexec/../logs/hadoop-mahmood-secondarynamenode-tiger.out > starting jobtracker, logging to > /home/mahmood/bigdatabench/apache/hadoop-1.0.2/libexec/../logs/hadoop-mahmood-jobtracker-tiger.out > localhost: Warning: $HADOOP_HOME is deprecated. > localhost: > localhost: starting tasktracker, logging to > /home/mahmood/bigdatabench/apache/hadoop-1.0.2/libexec/../logs/hadoop-mahmood-tasktracker-tiger.out > > > > [mahmood@tiger hadoop-1.0.2]$ jps > 21712 JobTracker > 21882 TaskTracker > 21580 SecondaryNameNode > 21989 Jps > > > > [mahmood@tiger hadoop-1.0.2]$ hadoop dfsadmin -report > Warning: $HADOOP_HOME is deprecated. > 15/04/17 12:45:31 INFO ipc.Client: Retrying connect to server: localhost/ > 127.0.0.1:54310. Already tried 0 time(s). > 15/04/17 12:45:32 INFO ipc.Client: Retrying connect to server: localhost/ > 127.0.0.1:54310. Already tried 1 time(s). > > > > Regards, > Mahmood >
