When Spark starts, report JAVA_HOME is not set

Enterprise 2023-09-06 20:59:02 views: null

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1. Error content

An error is reported when Spark starts:

hadoop104:   JAVA_HOME is not set

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2. Solution

Solution:

Open the launch configuration file

cd /opt/module/spark-standalone/sbin/
vim spark-config.sh

Configure Java environment variables

#JAVA_HOME
export JAVA_HOME=/usr/local/java/jdk1.8.0_181
export PATH=$JAVA_HOME/bin:$PATH

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3. Start the Spark cluster again

Start the Spark cluster

./sbin/start-all.sh

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Origin blog.csdn.net/weixin_44624117/article/details/132502986

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