1 2 3 4 | <property> <name>dfs.ha.automatic-failover.enabled</name> <value>true</value> </property> |
1 2 3 4 | <property> <name>ha.zookeeper.quorum</name> <value>plinux09:2181,plinux10:2181,plinux11:2181</value> </property> |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 | [hadoop@plinux09 hadoop]$ zkServer.sh start JMX enabled by default Using config: /bigdata/zookeeper/bin/../conf/zoo.cfg Starting zookeeper ... STARTED [hadoop@plinux10 ~]$ zkServer.sh start JMX enabled by default Using config: /bigdata/zookeeper/bin/../conf/zoo.cfg Starting zookeeper ... STARTED [hadoop@plinux11 ~]$ zkServer.sh start JMX enabled by default Using config: /bigdata/zookeeper/bin/../conf/zoo.cfg Starting zookeeper ... STARTED |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 | [hadoop@plinux09 hadoop]$ hdfs zkfc -formatZK =============================================== The configured parent znode /hadoop-ha/mycluster already exists. Are you sure you want to clear all failover information from ZooKeeper? WARNING: Before proceeding, ensure that all HDFS services and failover controllers are stopped! =============================================== Proceed formatting /hadoop-ha/mycluster? (Y or N) Y 14/01/13 02:19:24 INFO ha.ActiveStandbyElector: Recursively deleting /hadoop-ha/mycluster from ZK... 14/01/13 02:19:24 INFO ha.ActiveStandbyElector: Successfully deleted /hadoop-ha/mycluster from ZK. 14/01/13 02:19:24 INFO ha.ActiveStandbyElector: Successfully created /hadoop-ha/mycluster in ZK. 14/01/13 02:19:24 INFO zookeeper.ZooKeeper: Session: 0x2438a6d6f0a0000 closed 14/01/13 02:19:24 INFO zookeeper.ClientCnxn: EventThread shut down |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 | [hadoop@plinux09 hadoop]$ start-dfs.sh Starting namenodes on [plinux09 plinux10] plinux10: starting namenode, logging to /bigdata/hadoop/logs/hadoop-hadoop-namenode-plinux10.out plinux09: starting namenode, logging to /bigdata/hadoop/logs/hadoop-hadoop-namenode-plinux09.out plinux11: starting datanode, logging to /bigdata/hadoop/logs/hadoop-hadoop-datanode-plinux11.out plinux09: starting datanode, logging to /bigdata/hadoop/logs/hadoop-hadoop-datanode-plinux09.out plinux10: starting datanode, logging to /bigdata/hadoop/logs/hadoop-hadoop-datanode-plinux10.out Starting journal nodes [plinux09 plinux10 plinux11] plinux11: starting journalnode, logging to /bigdata/hadoop/logs/hadoop-hadoop-journalnode-plinux11.out plinux10: starting journalnode, logging to /bigdata/hadoop/logs/hadoop-hadoop-journalnode-plinux10.out plinux09: starting journalnode, logging to /bigdata/hadoop/logs/hadoop-hadoop-journalnode-plinux09.out Starting ZK Failover Controllers on NN hosts [plinux09 plinux10] plinux10: starting zkfc, logging to /bigdata/hadoop/logs/hadoop-hadoop-zkfc-plinux10.out plinux09: starting zkfc, logging to /bigdata/hadoop/logs/hadoop-hadoop-zkfc-plinux09.out |
1 2 3 4 | [hadoop@plinux09 hadoop]$ hdfs haadmin -getServiceState nn1 Standby [hadoop@plinux09 hadoop]$ hdfs haadmin -getServiceState nn2 Active |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | [hadoop@plinux10 ~]$ ps -ef|grep -i namenode hadoop 9378 1 1 02:23 ? 00:00:18 /bigdata/ibm-java-ppc64-70/bin/java – *** org.apache.hadoop.hdfs.server.namenode.NameNode [hadoop@plinux10 ~]$ kill -9 9378 [hadoop@plinux09 conf]$ hdfs haadmin -getServiceState nn1 Active [hadoop@plinux09 conf]$ hdfs haadmin -getServiceState nn2 14/01/13 02:56:09 INFO ipc.Client: Retrying connect to server: plinux10/9.110.75.105:8020. Already tried 0 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep( maxRetries=1, sleepTime=1 SECONDS) Operation failed: Call From plinux09/9.110.75.104 to plinux10:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused |
1 | [hadoop@plinux09 bigdata]$ vim /bigdata/hbase/conf/hbase-site.xml |
1 2 3 4 5 6 7 8 | <property> <name>hbase.rootdir</name> <value>hdfs://mycluster/hbase</value> </property> <property> <name>hbase.master</name> <value>hdfs://mycluster:60000</value> </property> |
1 2 3 4 5 6 | [hadoop@plinux10 ~]$ start-hbase.sh starting master, logging to /bigdata/hbase/logs/hbase-hadoop-master-plinux10.out plinux12: starting regionserver, logging to /bigdata/hbase/logs/hbase-hadoop-regionserver-plinux12.out plinux11: starting regionserver, logging to /bigdata/hbase/logs/hbase-hadoop-regionserver-plinux11.out plinux09: starting regionserver, logging to /bigdata/hbase/logs/hbase-hadoop-regionserver-plinux09.out plinux10: starting regionserver, logging to /bigdata/hbase/logs/hbase-hadoop-regionserver-plinux10.out |
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