这篇文章主要讲解了“Mac怎么部署spark2.4.4”,文中的讲解内容简单清晰,易于学习与理解,下面请大家跟着小编的思路慢慢深入,一起来研究和学习“Mac怎么部署spark2.4.4”吧!
操作系统:macOS Mojave 10.14.6
JDK:1.8.0_211 (安装位置:/Library/Java/JavaVirtualMachines/jdk1.8.0_211.jdk/Contents/Home)
请参考《Mac部署hadoop3(伪分布式)》一文,在Mac上事先部署好hadoop3
安装scala:
brew install scala
配置scala的环境变量,打开文件<font color="blue">~/.bash_profile</font>,增加以下配置内容:
export SCALA_HOME=/usr/local/Cellar/scala/2.13.0
export PATH=$PATH:$SCALA_HOME/bin
执行命令<font color="blue">source ~/.bash_profile</font>,再验证scala:
base) zhaoqindeMBP:~ zhaoqin$ scala -version
Scala code runner version 2.13.0 -- Copyright 2002-2019, LAMP/EPFL and Lightbend, Inc.
下载spark,地址是:http://spark.apache.org/downloads.html ,如下图红框:
将下载的文件在<font color="blue">/usr/local/</font>目录下解压,并将文件夹名字从<font color="blue">spark-2.4.4-bin-hadoop2.7</font>改为<font color="blue">spark</font>
配置spark的环境变量,打开文件<font color="blue">~/.bash_profile</font>,增加以下配置内容:
export SPARK_HOME=/usr/local/spark
export PATH=$PATH:$SPARK_HOME/bin
执行命令<font color="blue">source ~/.bash_profile</font>使配置生效;
打开文件<font color="blue">spark/conf/spark-env.sh</font>,在尾部增加以下三行:
export SCALA_HOME=/usr/local/Cellar/scala/2.13.0
export SPARK_MASTER_IP=localhost
export SPARK_WORKER_MEMORY=2G
确保hdfs和yarn已经启动,然后执行命令<font color="blue">spark-shell</font>,即可启动spark服务:
To update your account to use zsh, please run `chsh -s /bin/zsh`.
For more details, please visit https://support.apple.com/kb/HT208050.
(base) zhaoqindeMBP:~ zhaoqin$ spark-shell
19/10/27 13:33:51 WARN NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Using Spark's default log4j profile: org/apache/spark/log4j-defaults.properties
Setting default log level to "WARN".
To adjust logging level use sc.setLogLevel(newLevel). For SparkR, use setLogLevel(newLevel).
Spark context Web UI available at http://zhaoqindembp:4040
Spark context available as 'sc' (master = local[*], app id = local-1572154437623).
Spark session available as 'spark'.
Welcome to
____ __
/ __/__ ___ _____/ /__
_\ \/ _ \/ _ `/ __/ '_/
/___/ .__/\_,_/_/ /_/\_\ version 2.4.4
/_/
Using Scala version 2.11.12 (Java HotSpot(TM) 64-Bit Server VM, Java 1.8.0_211)
Type in expressions to have them evaluated.
Type :help for more information.
scala>
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原文链接:https://my.oschina.net/zq2599/blog/4616492