hadoop高可用搭建
阿新 • • 發佈:2020-10-10
core.site.xml
<?xml version="1.0" encoding="UTF-8"?> <?xml-stylesheet type="text/xsl" href="configuration.xsl"?> <configuration> <property> <name>fs.defaultFS</name> <value>hdfs://ostream-hdfs</value> </propertyView Code> <property> <name>hadoop.tmp.dir</name> <value>/home/hadoop/opt/hadoop-2.10.1/data/tmp</value> </property> <property> <name>fs.trash.interval</name> <value>2</value> </property> <property> <name>fs.trash.checkpoint.interval</name> <value>1</value> </property> <property> <name>hadoop.http.staticuser.user</name> <value>hadoop</value> </property> <property> <name>ha.zookeeper.quorum</name> <value>hadoop-zxkf-1:2181,hadoop-zxkf-2:2181,hadoop-zxkf-3:2181</value> </property> </configuration>
hdfs-site.xml
<?xml version="1.0" encoding="UTF-8"?> <?xml-stylesheet type="text/xsl" href="configuration.xsl"?> <configuration> <!-- 完全分散式叢集名稱 --> <property> <name>dfs.nameservices</name> <value>ostream-hdfs</value> </property> <!-- 叢集中NameNode節點都有哪些 --> <property> <name>dfs.ha.namenodes.ostream-hdfs</name> <value>nn1,nn2</value> </property> <!-- nn1的RPC通訊地址 --> <property> <name>dfs.namenode.rpc-address.ostream-hdfs.nn1</name> <value>hadoop-zxkf-1:8020</value> </property> <!-- nn2的RPC通訊地址 --> <property> <name>dfs.namenode.rpc-address.ostream-hdfs.nn2</name> <value>hadoop-zxkf-3:8020</value> </property> <!-- nn1的http通訊地址 --> <property> <name>dfs.namenode.http-address.ostream-hdfs.nn1</name> <value>hadoop-zxkf-1:50070</value> </property> <!-- nn2的http通訊地址 --> <property> <name>dfs.namenode.http-address.ostream-hdfs.nn2</name> <value>hadoop-zxkf-3:50070</value> </property> <!-- 指定NameNode元資料在JournalNode上的存放位置 --> <property> <name>dfs.namenode.shared.edits.dir</name> <value>qjournal://hadoop-zxkf-1:8485;hadoop-zxkf-2:8485;hadoop-zxkf-3:8485/ostream-hdfs</value> </property> <!-- 配置隔離機制,即同一時刻只能有一臺伺服器對外響應 --> <property> <name>dfs.ha.fencing.methods</name> <value>sshfence</value> </property> <!-- 使用隔離機制時需要ssh無祕鑰登入--> <property> <name>dfs.ha.fencing.ssh.private-key-files</name> <value>/home/hadoop/.ssh/id_rsa</value> </property> <!-- 宣告journalnode伺服器儲存目錄--> <property> <name>dfs.journalnode.edits.dir</name> <value>/home/hadoop/opt/hadoop-2.10.1/data/jn</value> </property> <!-- 關閉許可權檢查--> <property> <name>dfs.permissions.enable</name> <value>false</value> </property> <!-- 訪問代理類:client,ostream-hdfs,active配置失敗自動切換實現方式--> <property> <name>dfs.client.failover.proxy.provider.ostream-hdfs</name> <value>org.apache.hadoop.hdfs.server.namenode.ha.ConfiguredFailoverProxyProvider</value> </property> <!-- automatic failover--> <property> <name>dfs.ha.automatic-failover.enabled</name> <value>true</value> </property> </configuration>View Code
yarn-site.xml
<?xml version="1.0"?> <configuration> <property> <name>yarn.nodemanager.aux-services</name> <value>mapreduce_shuffle</value> </property> <!--日誌聚合--> <property> <name>yarn.log-aggregation-enable</name> <value>true</value> </property> <!--任務歷史服務--> <property> <name>yarn.log.server.url</name> <value>http://hadoop-zxkf-1:19888/jobhistory/logs/</value> </property> <property> <name>yarn.log-aggregation.retain-seconds</name> <value>86400</value> </property> <!--啟用resourcemanager ha--> <property> <name>yarn.resourcemanager.ha.enabled</name> <value>true</value> </property> <!--宣告兩臺resourcemanager的地址--> <property> <name>yarn.resourcemanager.cluster-id</name> <value>cluster-yarn1</value> </property> <property> <name>yarn.resourcemanager.ha.rm-ids</name> <value>rm1,rm2</value> </property> <property> <name>yarn.resourcemanager.hostname.rm1</name> <value>hadoop-zxkf-2</value> </property> <property> <name>yarn.resourcemanager.hostname.rm2</name> <value>hadoop-zxkf-3</value> </property> <!--指定zookeeper叢集的地址--> <property> <name>yarn.resourcemanager.zk-address</name> <value>hadoop-zxkf-1:2181,hadoop-zxkf-2:2181,hadoop-zxkf-3:2181</value> </property> <!--啟用自動恢復--> <property> <name>yarn.resourcemanager.recovery.enabled</name> <value>true</value> </property> <!--指定resourcemanager的狀態資訊儲存在zookeeper叢集--> <property> <name>yarn.resourcemanager.store.class</name> <value>org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore</value> </property> </configuration>View Code