centos6.x上安装Java-1.8.0
author : headsen chen
date : 2017-12-04 10:32:44
notice :This article is created by headsen chen himself and not allowed to copy.or you will be treated on law
question:
centos6上自带的是Java.1.7,已经源码包安装了Java-1.8.0_66,但是系统默认的还是Java 1.7.0,启动不了elasticsearch
answer:
先卸载自带的Java,然后再重新安装Java (不卸载的话,提示Java1.7.0就是最新版)
yum -y remove java (不要卸载源码包安装的Java.1.8.0)
yum -y install java (此时安装的就是1.8.0)
下面再次启动elasticsearch 就能成功启动了
但此时通过查看的还是源码包安装的Java版本,但不影响使用