
源码包准备【hadoop-2.7.7-src.tar.gz】
略
解压后找到构建说明【BUILDING.txt】,看一下基本要求都有什么

安装以下软件【以防万一】没有列全:
yum install -y gcc
yum install -y gcc-c++
yum install -y make
* Unix System
Centos6.10
* JDK 1.7+
略
* Maven 3.0 or later
#maven
export M2_HOME=/opt/apache-maven-3.3.9
export PATH=$PATH:$M2_HOME/bin
####################################################
mvn -version

* Findbugs 1.3.9 (if running findbugs)
#findbugs
export FINDBUGS_HOME=/opt/findbugs-3.0.0
export PATH=$PATH:$FINDBUGS_HOME/bin
####################################################
findbugs -version
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* ProtocolBuffer 2.5.0
./configure --prefix=/opt/protobuf-2.5.0
make
make check #可以忽略
make install
####################################################
#proto
export PROTOBUF_HOME=/opt/protobuf-2.5.0
export PATH=$PATH:$PROTOBUF_HOME/bin
####################################################
protoc --version
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* Zlib devel (if compiling native code)
yum install -y zlib zlib-devel
* openssl devel ( if compiling native hadoop-pipes and to get the best HDFS encryption performance )
yum install -y openssl devel
* Internet connection for first build (to fetch all Maven and Hadoop dependencies)
略
ant
#ant
export ANT_HOME=/opt/apache-ant-1.10.5
export PATH=$PATH:$ANT_HOME/bin
####################################################
ant -version
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snappy
./autogen.sh
./configure
make
make install
ls -lh /usr/local/lib | grep snappy
Building:
编译进入/root/hadoop/hadoop-2.7.7-src
export MAVEN_OPTS="-Xms512m -Xmx1024m" #适当调整
mvn package -Pdist,native -DskipTests -Dtar
恭喜你编译成功,整个过程有很多坑,其实总时间也就10分多钟

本文详细介绍了如何在Centos6.10系统上编译Hadoop2.7.7源码。首先准备好hadoop-2.7.7-src.tar.gz源码包,解压后查阅BUILDING.txt了解编译要求。接着,确保已安装JDK 1.7+、Maven 3.0+、Findbugs 1.3.9(如果运行findbugs)、ProtocolBuffer 2.5.0、Zlib和openssl-devel(用于编译本地代码),以及ant和snappy。首次编译需要互联网连接以获取所有依赖。编译完成后,整个过程大约需要10分钟。
2017

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