这篇文章主要介绍了hadoop-005-YARN HA如何配置，具有一定借鉴价值，感兴趣的朋友可以参考下，希望大家阅读完这篇文章之后大有收获，下面让小编带着大家一起了解一下。
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yarn-site.xml 并使用zookeeper 来 管理resourcemanager的状态
yarn.resourcemanager.ha.enabled
true
yarn.resourcemanager.cluster-id
cluster1
yarn.resourcemanager.ha.rm-ids
rm1,rm2
yarn.resourcemanager.hostname.rm1
master
yarn.resourcemanager.hostname.rm2
slave01
yarn.resourcemanager.webapp.address.rm1
master:8088
yarn.resourcemanager.webapp.address.rm2
slave01:8088
yarn.resourcemanager.zk-address
master:2181,slave01:2181,slave02:2181
|
将配置同步到 master 和slave01 节点，然后启动rm
hadoop-2.7.2/sbin/yarn-daemon.sh start resourcemanager
查看节点状态
hadoop-2.7.2/bin/yarn rmadmin -getServiceState rm1
hadoop-2.7.2/bin/yarn rmadmin -getServiceState rm2
[jxlgzwh@slave01 ~]$ hadoop-2.7.2/sbin/yarn-daemon.sh start resourcemanager
starting resourcemanager, logging to /home/jxlgzwh/hadoop-2.7.2/logs/yarn-jxlgzwh-resourcemanager-slave01.out
[jxlgzwh@slave01 ~]$ jps
4160 DataNode
3986 NameNode
4853 ResourceManager
4885 Jps
3851 JournalNode
3502 QuorumPeerMain
4542 DFSZKFailoverController
[jxlgzwh@slave01 ~]$ hadoop-2.7.2/bin/yarn rmadmin -getServiceState rm1
standby
[jxlgzwh@slave01 ~]$ hadoop-2.7.2/bin/yarn rmadmin -getServiceState rm2
active
[jxlgzwh@slave01 ~]$ jps
4160 DataNode
5425 Jps
3986 NameNode
4853 ResourceManager
3851 JournalNode
3502 QuorumPeerMain
4542 DFSZKFailoverController
[jxlgzwh@slave01 ~]$ hadoop-2.7.2/sbin/yarn-daemon.sh stop resourcemanager
stopping resourcemanager
[jxlgzwh@slave01 ~]$ hadoop-2.7.2/bin/yarn rmadmin -getServiceState rm1
active
[jxlgzwh@slave01 ~]$ hadoop-2.7.2/bin/yarn rmadmin -getServiceState rm2
16/11/27 23:44:42 INFO ipc.Client: Retrying connect to server: slave01/192.168.31.130:8033. Already tried 0 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=1, sleepTime=1000 MILLISECONDS)
Operation failed: Call From slave01/192.168.31.130 to slave01:8033 failed on connection exception: java.net.ConnectException: 拒绝连接; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused
[jxlgzwh@slave01 ~]$ |
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