Hadoop:JPS找不到安装的Java [英] Hadoop : JPS can not find Java installed
本文介绍了Hadoop:JPS找不到安装的Java的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
my configurations are
hduser@worker1:/usr/local/hadoop/conf$ jps
The program 'jps' can be found in the following packages:
* openjdk-6-jdk
* openjdk-7-jdk
Ask your administrator to install one of them
我通过java安装了
hduser@worker1:/usr/local/hadoop/conf$ java -version
java version "1.6.0_23"
OpenJDK Runtime Environment (IcedTea6 1.11pre) (6b23~pre10-0ubuntu5)
OpenJDK 64-Bit Server VM (build 20.0-b11, mixed mode)
hduser@worker1:/usr/local/hadoop/conf$ echo $JAVA_HOME
/usr/lib/jvm/java-1.6.0-openjdk
并在 conf / hadoop-env.sh
hduser@worker1:/usr/local/hadoop/conf$ cat hadoop-env.sh | grep JAVA_HOME
# The only required environment variable is JAVA_HOME. All others are
# set JAVA_HOME in this file, so that it is correctly defined on
export JAVA_HOME=/usr/lib/jvm/java-1.6.0-openjdk
我如何让JPS工作?
How can I make JPS work?
推荐答案
看起来像open-jdk没有jps。
对于hadoop,安装sun-jvm将是更好的选择。
It seems like open-jdk does not have jps in it. For hadoop, installing sun-jvm would be a better choice.
这篇关于Hadoop:JPS找不到安装的Java的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!
查看全文