hadoop集群部署
# vim hdfs-site.xmldfs.nameservices
ns1
dfs.ha.namenodes.ns1
nn1,nn2
dfs.namenode.rpc-address.ns1.nn1
hadoop1:9000
dfs.namenode.http-address.ns1.nn1
hadoop1:50070
dfs.namenode.rpc-address.ns1.nn2
hadoop2:9000
dfs.namenode.http-address.ns1.nn2
hadoop2:50070
dfs.namenode.shared.edits.dir
qjournal://hadoop4:8485;hadoop5:8485;hadoop6:8485/ns1
dfs.journalnode.edits.dir
/cloud/hadoop-2.2.0/journal
dfs.ha.automatic-failover.enabled
true
dfs.client.failover.proxy.provider.ns1 org.apache.hadoop.hdfs.server.namenode.ha.ConfiguredFailoverProxyProvider
dfs.ha.fencing.methods
sshfence
shell(/bin/true)
dfs.ha.fencing.ssh.private-key-files
/root/.ssh/id_rsa
dfs.ha.fencing.ssh.connect-timeout
30000
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