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    Hadoop 2.2.0编译安装

    添加用户及无密码访问 添加用户 adduser hadoop 设置密码 passwd hadoop 添加到sudo用户组 chmod +w /etc/sudoers echo '%hadoop ALL=(ALL) NOPASSWD: ALL' >> /etc/sudoers chmod -w /etc/sudoers su hadoop ssh-keygen -t rsa 机器互通 安装maven sudo mkdir -p /opt/maven sudo chown -R hadoop:hadoop /opt/maven tar zxvf apache-maven-3.1.1-bin.tar.gz -C /opt/maven/ 安装JDK sudo mkdir -p /opt/java sudo chown -R hadoop:hadoop /opt/java tar zxvf jdk-7u45-linux-x64.tar.gz -C /opt/java/ 配置环境变量 sudo vim /etc/profile export JAVA_HOME=/opt/java/jdk1.7.0_45 export MAVEN_HOME=/opt/maven/apache-maven-3.1.1 export PATH=$JAVA_HOME/bin:$MAVEN_HOME/bin:$PATH 安装protobuf wget https://protobuf.googlecode.com/files/protobuf-2.5.0.tar.bz2 sudo mkdir -p /opt/protobuf sudo chown -R hadoop:hadoop /opt/protobuf tar jxvf protobuf-2.5.0.tar.bz2 -C /opt/protobuf sudo yum install gcc cd /opt/protobuf/protobuf-2.5.0 ./configure make sudo make check sudo make install protoc --version 安装hadoop 2.2.0 tar zxvf hadoop-2.2.0-src.tar.gz 打补丁 cd hadoop-2.2.0-src wget https://issues.apache.org/jira/secure/attachment/12614482/HADOOP-10110.patch patch -p0 < HADOOP-10110.patch 编译 mvn clean install -DskipTests 编译本地包 sudo yum install cmake ncurses-devel openssl-devel -y mvn package -Pdist,native -DskipTests -Dtar 校验安装成功 cd /home/hadoop/hadoop-2.2.0-src/hadoop-dist/target/hadoop-2.2.0 bin/hadoop version 加快其它机器编译速度 scp -r ~/.m2/ kn02:~/

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    重新编译Hadoop 2.7.2 native以支持snappy

    问题提出: 在运行kylin sample时出现以下错误: org.apache.hadoop.hive.ql.metadata.HiveException: native snappy library not available: this version of libhadoop was built without snappy support. 造成以上错误的原因是Hadoop的二进制安装包中没有snappy支持,需要手工重新编译。 操作过程: 1. 下载所需要的源码包 snappy-1.1.1.tar.gz protobuf-2.5.0.tar.gz hadoop-2.7.2-src.tar.gz 2. 准备编译环境 yum install svn yum install autoconf automake libtool cmake yum install ncurses-devel yum install openssl-devel yum install gcc* 3. 编译安装snappy # 用root用户执行以下命令 tar -zxvf snappy-1.1.1.tar.gz cd snappy-1.1.1/ ./configure make make install # 查看snappy库文件 ls -lh /usr/local/lib |grep snappy 4. 编译安装protobuf # 用root用户执行以下命令 tar -zxvf protobuf-2.5.0.tar.gz cd protobuf-2.5.0/ ./configure  make  make install # 查看protobuf版本以测试是否安装成功 protoc --version 5. 编译hadoop native tar -zxvf hadoop-2.7.2-src.tar.gz cd hadoop-2.7.2-src/ mvn clean package -DskipTests -Pdist,native -Dtar -Dsnappy.lib=/usr/local/lib -Dbundle.snappy

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