<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[xiaoxue2333的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/xiaoxue2333</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; xiaoxue2333]]></copyright><item><title><![CDATA[【CentOS 7】虚拟机网络不通的排查思路]]></title><link>https://blog.youkuaiyun.com/xiaoxue2333/article/details/134770751</link><guid>https://blog.youkuaiyun.com/xiaoxue2333/article/details/134770751</guid><author>xiaoxue2333</author><pubDate>Sun, 03 Dec 2023 21:52:02 +0800</pubDate><description><![CDATA[首先 要让虚拟网络编辑器中的vmnet8的IP不能和本机Internet协议4中的IP地址完全相同。停止防火墙开机自启动：systemctl disable firewalld.service。实际遇到的情况不那么多 以至于我都不能确定没关防火墙对网络连接有没有直接的影响。关闭防火墙：systemctl stop firewalld.service。查看防火墙状态的命令：systemctl status firewalld。最重要的ONBOOT要改成yes就不说了，其他文章都有写。]]></description><category></category></item><item><title><![CDATA[spark-submit 任务提交指定类名错误解决：Error: Failed to load class]]></title><link>https://blog.youkuaiyun.com/xiaoxue2333/article/details/134704084</link><guid>https://blog.youkuaiyun.com/xiaoxue2333/article/details/134704084</guid><author>xiaoxue2333</author><pubDate>Thu, 30 Nov 2023 09:31:08 +0800</pubDate><description><![CDATA[在提交spark任务的时候，若 --class参数类名指定错误会让任务无法运行。找到自己需要运行的任务，就可以直接使用spark-submit命令上传任务了。那么如果不会看文件路径的话，如何精准找出自己打包的类名呢？]]></description><category></category></item><item><title><![CDATA[hive cli报错解决：FAILED: HiveException java.lang.RuntimeException: Unable to instantiate org.apache.had]]></title><link>https://blog.youkuaiyun.com/xiaoxue2333/article/details/134232948</link><guid>https://blog.youkuaiyun.com/xiaoxue2333/article/details/134232948</guid><author>xiaoxue2333</author><pubDate>Sun, 05 Nov 2023 18:30:38 +0800</pubDate><description><![CDATA[后来发现应该是hive metastore那边的错误。无误后 重新启动hive metastore服务。然后再启动hive就没问题啦！是因为MySQL没有启动，]]></description><category></category></item></channel></rss>