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Ubuntu Server12.04 部署hadoop HA

     

     

    ID

    Hostname

    Address

    Service

    Data_path（GB）

    1

    Flume1.qs.com

    172.31.96.37

    Flume+kf+stm+zk

    /data1/500GB

    2

    Namenode1.qs.com

    172.31.96.38

    Nn+hbs+dnsmasq

    /data1/300GB

    3

    Datanode1.qs.com

    172.31.96.39

    Dn+zk+jn+hbr+kf+stm

    /data1/500GB

    4

    Datanode2.qs.com

    172.31.96.40

    Dn+zk+jn+hbr+kf+stm

    /data1/500GB

    5

    Datanode3.qs.com

    172.31.96.43

    Dn+zk+jn+hbr+kf+stm

    /data1/500GB

    6

    Datanode4.qs.com

    172.31.96.44

    Dn+zk+jn+hbr+kf+stm

    /data1/500GB

    7

    Flume2.qs.com

    172.31.96.46

    Flume+kf+stm+zk

    /data1/500GB

    8

    Namenode2.qs.com

    172.31.96.47

    Nn+hbm

    /data1/300GB

    9

    Datanode5.qs.com

    172.31.96.48

    Dn+zk+jn+hbr +kf+stm

    /data1/500GB

    10

    Datanode6.qs.com

    172.31.96.49

    Dn+zk+jn+hbr+kf+stm

    /data1/500GB

    11

    Datanode7.qs.com

    172.31.96.50

    Dn+zk+jn+hbr+kf+stm

    /data1/500GB

    12

    Datanode8.qs.com

    172.31.96.51

    Dn+zk+jn+hbr+kf+stm

    /data1/500GB

     

     

    DNS服务器：dnsmasq

     

    apt-get  update

    apt-get install dnsmasq

    mv dnsmasq.conf  dnsmasq.conf.default

     

    [root@Namenode1:172.31.96.38:~/tools]more /etc/dnsmasq.conf

    no-hosts

    addn-hosts=/etc/add_hosts

    resolv-file=/etc/resolv.conf

    #resolv-file=/etc/dnsmasq.resolv.conf

    all-servers

    no-dhcp-interface=eth0

    listen-address=172.31.96.38,127.0.0.1

    cache-size=5000

    log-facility=syslog

     

    [root@Namenode1:172.31.96.38:~/tools]more /etc/add_hosts

    172.31.96.37    Flume1.qs.com

    172.31.96.38    Namenode1.qs.com

    172.31.96.39    Datanode1.qs.com

    172.31.96.40    Datanode2.qs.com

    172.31.96.43    Datanode3.qs.com

    172.31.96.44    Datanode4.qs.com

    172.31.96.46    Flume2.qs.com

    172.31.96.47    Namenode2.qs.com

    172.31.96.48    Datanode5.qs.com

    172.31.96.49    Datanode6.qs.com

    172.31.96.50    Datanode7.qs.com

    172.31.96.51    Datanode8.qs.com

     

    echo 'nameserver 172.31.96.38' >> more /etc/resolv.conf ; grep 'nameserver' /etc/resolv.conf

     

    /etc/init.d/dnsmasq  restart

     

    创建互信：

    ssh-keygen -t rsa

    cp id_rsa.pub authorized_keys

     

    设置java 环境变量：

    [root@Namenode1:172.31.96.38:~]tail /etc/profile

    export JAVA_HOME=/usr/lib/jdk1.7.0

    export PATH=$JAVA_HOME/bin:$JAVA_HOME/jre/bin:$PATH

    export CLASSPATH=$CLASSPATH:.:$JAVA_HOME/lib:$JAVA_HOME/jre/lib

    export  PKG_CONFIG_PATH=/usr/local/fuse/lib/pkgconfig:$PKG_CONFIG_PATH

    export HADOOP_MAPRED_HOME=/usr/lib/hadoop-mapreduce

     

     

    [root@Namenode1:172.31.96.38:~]java -version

    java version "1.7.0_55"

    Java(TM) SE Runtime Environment (build 1.7.0_55-b13)

    Java HotSpot(TM) 64-Bit Server VM (build 24.55-b03, mixed mode)

     

    选择 java：（所有集群服务器必须执行）

    update-alternatives --install /usr/bin/java java /usr/lib/jdk1.7.0//bin/java 300
    update-alternatives --install /usr/bin/javac javac /usr/lib/jdk1.7.0//bin/javac 300
    update-alternatives --config java
    update-alternatives --config javac

     

     

    zookeeper安装：

     

    清空hosts文件信息

     > /etc/hosts

     

    apt-get install zookeeper zookeeper-server

     

    [root@Flume1:172.31.96.37:~]more /etc/zookeeper/conf/zoo.cfg

    maxClientCnxns=150

    tickTime=2000

    initLimit=20

    syncLimit=20

    dataDir=/var/lib/zookeeper

    clientPort=2181

    server.1=Flume1.qs.com:2888:3888

    server.2=Datanode1.qs.com:2888:3888

    server.3=Datanode2.qs.com:2888:3888

    server.4=Datanode3.qs.com:2888:3888

    server.5=Datanode8.qs.com:2888:3888

    server.6=Flume2.qs.com:2888:3888

    server.7=Datanode5.qs.com:2888:3888

    server.8=Datanode6.qs.com:2888:3888

    server.9=Datanode7.qs.com:2888:3888

     

    修改myid 命令：

    /etc/init.d/zookeeper-server init --myid=1

     

     

    启动 zookeeper；

    service zookeeper-server  restart

     

    root@Datanode7:/var/log# zookeeper-client

    WATCHER::

    WatchedEvent state:SyncConnected type:None path:null

    ls /

    [kafka, storm, hbase, hadoop-ha, zookeeper]

    [zk: localhost:2181(CONNECTED) 1]

     

    HDFS 安装：

     

    Hadoop master 安装，即namenode上的操作：

    apt-get install  hadoop-hdfs-zkfc hadoop-hdfs-namenode hadoop-yarn-resourcemanager

     

    Hadoop 数据节点安装，即datanode上的操作： 

        apt-get install hadoop-yarn-nodemanager hadoop-hdfs-datanode  hadoop-mapreduce hadoop-hdfs-journalnode

     

    Hadoop 数据节点安装，即datanode6上的操作：

        apt-get install hadoop-mapreduce-historyserver hadoop-yarn-proxyserver

     

    [root@Namenode1:172.31.96.38:/etc/hadoop/conf]more core-site.xml

    <?xml version="1.0"?>

    <?xml-stylesheet type="text/xsl" href="configuration.xsl"?>

     

    <configuration>

    <property>

            <name>fs.defaultFS</name>

            <value>hdfs://dmcluster</value>

    </property>

     

    <property>

            <name>dfs.nameservices</name>

            <value>dmcluster</value>

    </property>

     

    <property>

            <name>dfs.ha.namenodes.dmcluster</name>

            <value>nn1,nn2</value>

    </property>

     

    <property>

            <name>dfs.namenode.rpc-address.dmcluster.nn1</name>

            <value>Namenode1.qs.com:8020</value>

    </property>

     

    <property>

            <name>dfs.namenode.rpc-address.dmcluster.nn2</name>

            <value>Namenode2.qs.com:8020</value>

    </property>

     

    <property>

            <name>dfs.namenode.http-address.dmcluster.nn1</name>

            <value>Namenode1.qs.com:50070</value>

    </property>

     

    <property>

            <name>dfs.namenode.http-address.dmcluster.nn2</name>

            <value>Namenode2.qs.com:50070</value>

    </property>

     

    <property>

            <name>dfs.namenode.shared.edits.dir</name>

            <value>qjournal://Namenode1.qs.com:8485;Namenode2.qs.com:8485;Datanode1.qs.com:8485;Datanode2.qs.com:8485;Datanode3.qs.com:8485;Datanode4.qs.com:8485;Datanode5

    .qs.com:8485;Datanode6.qs.com:8485;Datanode7.qs.com:8485/dmcluster</value>

    </property>

     

    <property>

            <name>dfs.journalnode.edits.dir</name>

            <value>/data1/dfs/jn</value>

    </property>

     

    <property>

            <name>dfs.client.failover.proxy.provider.dmcluster</name>

            <value>org.apache.hadoop.hdfs.server.namenode.ha.ConfiguredFailoverProxyProvider</value>

    </property>

     

    <property>

            <name>dfs.ha.fencing.methods</name>

            <value>sshfence(hdfs)</value>

    </property>

     

    <property>

            <name>dfs.ha.fencing.ssh.private-key-files</name>

            <value>/var/lib/hadoop-hdfs/.ssh/id_rsa</value>

    </property>

     

    <property>

            <name>dfs.ha.fencing.ssh.connect-timeout</name>

            <value>5000</value>

            <description>

            SSH connection timeout, in milliseconds, to use with the builtin

            sshfence fencer.

            </description>

    </property>

     

    <property>

            <name>ha.zookeeper.quorum.dmcluster</name>

            <value>Flume1.qs.com:2181,Flume2.qs.com:2181,Datanode1.qs.com:2181,Datanode2.qs.com:2181,Datanode3.qs.com:2181,Datanode5.qs.com:2181,Datanode6.qs.com:2181,Data

    node7.qs.com:2181,Datanode8.qs.com:2181</value>

    </property>

     

    </configuration>

     

     

    [root@Namenode1:172.31.96.38:/etc/hadoop/conf]more hdfs-site.xml

    <?xml version="1.0"?>

    <?xml-stylesheet type="text/xsl" href="configuration.xsl"?>

     

    <configuration>

     

    <property>

            <name>dfs.name.dir</name>

            <value>/var/lib/hadoop-hdfs/cache/hdfs/dfs/name</value>

    </property>

     

    <property>

            <name>dfs.replication</name>

            <value>3</value>

    </property>

     

    <property>

            <name>dfs.ha.automatic-failover.enabled</name>

            <value>true</value>

    </property>

     

    <property>

            <name>dfs.permissions.superusergroup</name>

            <value>hadoop</value>

    </property>

     

    <property>

            <name>dfs.namenode.name.dir</name>

            <value>/data1/dfs/nn</value>

    </property>

     

    <property>

            <name>dfs.datanode.data.dir</name>

            <value>/data1/dfs/dn</value>

    </property>

     

    <property>

            <name>dfs.webhdfs.enabled</name>

            <value>true</value>

    </property>

     

    </configuration>

     

    [root@Namenode1:172.31.96.38:/etc/hadoop/conf]more slaves

    Datanode1.qs.com

    Datanode2.qs.com

    Datanode3.qs.com

    Datanode4.qs.com

    Datanode5.qs.com

    Datanode6.qs.com

    Datanode7.qs.com

    Datanode8.qs.com

     

    [root@Namenode1:172.31.96.38:/etc/hadoop/conf]more mapred-site.xml

    <?xml version="1.0"?>

    <?xml-stylesheet type="text/xsl" href="configuration.xsl"?>

     

    <configuration>

    <property>

            <name>mapreduce.framework.name</name>

            <value>yarn</value>

    </property>

    <property>

            <name>mapreduce.jobhistory.address</name>

            <value>Datanode8.qs.com:10020</value>

    </property>

    <property>

            <name>mapreduce.jobhistory.webapp.address</name>

            <value>Datanode8.qs.com:19888</value>

    </property>

     

    </configuration>

     

    [root@Namenode1:172.31.96.38:/etc/hadoop/conf]more yarn-site.xml

    <configuration>

      <property>

            <name>yarn.resourcemanager.resource-tracker.address</name>

            <value>Namenode1.qs.com:8031</value>

      </property>

      <property>

            <name>yarn.resourcemanager.address</name>

            <value>Namenode1.qs.com:8032</value>

      </property>

      <property>

            <name>yarn.resourcemanager.scheduler.address</name>

            <value>Namenode1.qs.com:8030</value>

      </property>

      <property>

            <name>yarn.resourcemanager.admin.address</name>

            <value>Namenode1.qs.com:8033</value>

      </property>

      <property>

            <name>yarn.resourcemanager.webapp.address</name>

            <value>Namenode1.qs.com:8088</value>

      </property>

       <property>

       <description>Classpath for typical  applications.</description>

            <name>yarn.application.classpath</name>

            <value>

            $HADOOP_CONF_DIR,

            $HADOOP_COMMON_HOME/*,$HADOOP_COMMON_HOME/lib/*,

            $HADOOP_HDFS_HOME/*,$HADOOP_HDFS_HOME/lib/*,

            $HADOOP_MAPRED_HOME/*,$HADOOP_MAPRED_HOME/lib/*,

            $YARN_HOME/*,$YARN_HOME/lib/*

            </value>

      </property>

      <property>

            <name>yarn.nodemanager.aux-services</name>

            <value>mapreduce.shuffle</value>

      </property>

      <property>

            <name>yarn.nodemanager.aux-services.mapreduce.shuffle.class</name>

            <value>org.apache.hadoop.mapred.ShuffleHandler</value>

      </property>

      <property>

            <name>yarn.nodemanager.local-dirs</name>

            <value>/data1/yarn/local</value>

      </property>

      <property>

            <name>yarn.nodemanager.log-dirs</name>

            <value>/data1/yarn/logs</value>

      </property>

     <property>

    <description>Where to aggregate logs</description>

            <name>yarn.nodemanager.remote-app-log-dir</name>

            <value>hdfs://var/log/hadoop-yarn/apps</value>

      </property>

      <property>

            <name>yarn.web-proxy.address</name>

            <value>Datanode8.qs.com:54315</value>

      </property>

    </configuration>

     

    [root@Namenode1:172.31.96.38:/etc/hadoop/conf] more container-executor.cfg

    yarn.nodemanager.local-dirs=/data1/yarn/local

    yarn.nodemanager.linux-container-executor.group=yarn

    yarn.nodemanager.log-dirs=/data1/yarn/logs

    banned.users=root

    min.user.id=1

     

    创建数据目录：

    mkdir -pv /data1/dfs/{jn,nn,dn}  ; chown hdfs:hdfs -R /data1/dfs/

    mkdir -pv /data1/yarn/{local,logs} ; chown  yarn:yarn -R /data1/yarn/

     

    Hdfs 账户 设置互信（namenode1、namenode2）

     

    su - hdfs

    ssh-keygen -t rsa

    hdfs ssh-copy-id -i /var/lib/hadoop-hdfs/.ssh/id_rsa.pub [email protected]

    hdfs ssh-copy-id -i /var/lib/hadoop-hdfs/.ssh/id_rsa.pub [email protected]

     

    zkfc初始化：（namenode1 上执行）

    hdfs@Namenode1:~$ hdfs zkfc -formatZK

     

     

    HDFS 集群启动：

     

    User:root

     

    Hadoop journalnode 启动：

    hdfs namenode -initializeSharedEdits （格式化JN）

    /etc/init.d/hadoop-hdfs-journalnode start

     

    Hadoop namenode 启动：

     

    sudo -u hdfs hadoop namenode -format  (格式化NN，在任意一台NN执行，只执行一次)

     

      1、Start the primary (formatted) NameNode:

    $ sudo service hadoop-hdfs-namenode start

      2、Start the standby NameNode:

    $ sudo -u hdfs hdfs namenode -bootstrapStandby

    $ sudo service hadoop-hdfs-namenode start

     

    Hadoop datanode 启动：

     

    /etc/init.d/hadoop-hdfs-datanode start

    /etc/init.d/hadoop-yarn-nodemanager start

     

    HDFS 创建集群目录:

     sudo -u hdfs hadoop fs -mkdir /tmp

     sudo -u hdfs hadoop fs -chmod -R 1777 /tmp

     sudo -u hdfs hadoop fs -mkdir /user/history

     sudo -u hdfs hadoop fs -chmod -R 1777 /user/history

     sudo -u hdfs hadoop fs -chown yarn /user/history

     sudo -u hdfs hadoop fs -mkdir /var/log/hadoop-yarn

     sudo -u hdfs hadoop fs -chown yarn:mapred /var/log/hadoop-yarn

     

    • Hadoop yarn 启动：

     /etc/init.d/hadoop-yarn-resourcemanager start

    • Hadoop  datanode6 启动：

    /etc/init.d/hadoop-mapreduce-historyserver start

    /etc/init.d/hadoop-yarn-proxyserver start

     

    HDFS web 展示；

    web hdfs:   http://172.31.96.38:50070/dfshealth.jsp

    job listen: http://172.31.96.38:8088/cluster

    jobhistory: http://172.31.96.51:19888/jobhistory

     

     

     

    Mapreduce 测试命令：

    hadoop  jar /usr/lib/hadoop-mapreduce/hadoop-mapreduce-examples-2.0.0-cdh4.6.0.jar wordcount /user/root/input/data.txt /user/root/output_data

     

     

    HBASE 部署

     

    • Hmaster：（namenode）

     

    apt-get install hbase-master

     

    • Region+thrift：（datanode）

     

    apt-get install hbase-regionserver hbase-thrift

     

     

     

    HBASE 配置：

     

    Hbase MASTER与region+thrift 主配置文件内容一样

     

    more /etc/hbase/conf/hbase-site.xml

     

    <?xml version="1.0"?>

    <?xml-stylesheet type="text/xsl" href="configuration.xsl"?>

    <configuration>

    <property>

    <name>hbase.cluster.distributed</name>

    <value>true</value>

    </property>

     <property>

    <name>hbase.rootdir</name>

    <value>hdfs://dmcluster:8020/hbase</value>

    </property>

    <property>

    <name>hbase.zookeeper.quorum</name>   

    <value>Flume1.qs.com,Flume2.qs.com,Datanode1.qs.com,Datanode2.qs.com,Datanode3.qs.com,Datanode5.qs.com,Datanode6.qs.com,Datanode7.qs.com,Datanode8.qs.com</value>

    </property>

    <property>

    <name>hbase.replication</name>

    <value>true</value>

     </property>

    <property>

     <name>replication.source.ratio</name>

     <value>1.0</value>

     </property>

    <property>

     <name>replication.source.nb.capacity</name>

     <value>1000</value>

     </property>

     <property>

    <name>replication.replicationsource.implementation</name>

        <value>com.ngdata.sep.impl.SepReplicationSource</value>

      </property>

      <property>

        <name>hbase.regionserver.lease.period</name>

        <value>240000</value>

        <!-- default 60000 -->

    </property>

    <property>

        <name>hbase.rpc.timeout</name>

        <value>280000</value>

        <!-- default 60000 -->

    </property>

    <property>

       <name>hadoop.proxyuser.hbase.groups</name>

       <value>solr,hdfs</value>

    </property>

    <property>

        <name>hadoop.proxyuser.hbase.hosts</name>

        <value>*</value>

    </property>

     <property>

       <name>hbase.regionserver.handler.count</name>

       <value>128</value>

    </property>

    <property>

        <name>hbase.client.write.buffer</name>

        <value>2097152</value>

    </property>

     <property>

        <name>hbase.thrift.minWorkerThreads</name>

        <value>16</value>

        <description>

        The "core size" of the thread pool. New threads are created on every

        connection until this many threads are created.

        </description>

      </property>

      <property>

        <name>hbase.thrift.maxWorkerThreads</name>

        <value>1000</value>

      </property>

      <property>

        <name>hbase.thrift.maxQueuedRequests</name>

        <value>1000</value>

      </property>

     

    </configuration>

     

    root@Datanode7:/etc/hbase/conf# more /etc/hbase/conf/regionservers

    Datanode1.qs.com

    Datanode2.qs.com

    Datanode3.qs.com

    Datanode4.qs.com

    Datanode5.qs.com

    Datanode6.qs.com

    Datanode7.qs.com

    Datanode8.qs.com

     

    • hbase 在hdfs创建目录

     

    sudo -u hdfs hadoop fs -mkdir /hbase

    sudo -u hdfs hadoop fs -chown hbase /hbase

     

    • hbase 在 hbase-env.sh

     

    export HBASE_HEAPSIZE=4000

    export HBASE_OPTS="-Xmx4g -Xms4g -Xmn1024m -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:CMSInitiatingOccupancyFraction=70"

     

    • hbase 启动

     

    sudo service hbase-master start （HMASTER）

     

    /usr/lib/hbase/bin/hbase-daemon.sh start thrift2 （region+thrift）

     

    • Hbase web 展示

     

    http://172.31.96.38:60010/master-status

     

     

     

     

     

     

09-25 11:04
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