报错信息:
Job for mysqld.service failed because the control process exited with error code. See "systemctl status mysqld.service" and "journalctl -xe" for details.
今天启动mysql发现报错如上提示,根据如下步骤进行了排查修复
/var/log/mysqld.log
tail -f /var/log/mysqld.log
2021-06-29T06:00:14.989419Z 0 [Note] InnoDB: Loading buffer pool(s) from /var/lib/mysql/ib_buffer_pool
2021-06-29T06:00:14.992452Z 0 [Note] Plugin 'FEDERATED' is disabled.
2021-06-29T06:00:15.000437Z 0 [Note] Found ca.pem, server-cert.pem and server-key.pem in data directory. Trying to enable SSL support using them.
2021-06-29T06:00:15.000859Z 0 [Warning] CA certificate ca.pem is self signed.
2021-06-29T06:00:15.002287Z 0 [Note] Server hostname (bind-address): '*'; port: 3306
2021-06-29T06:00:15.002345Z 0 [Note] IPv6 is available.
2021-06-29T06:00:15.002377Z 0 [Note] - '::' resolves to '::';
2021-06-29T06:00:15.002393Z 0 [Note] Server socket created on IP: '::'.
2021-06-29T06:00:15.039471Z 0 [ERROR] /usr/sbin/mysqld: Can't create/write to file '/var/run/mysqld/mysqld.pid' (Errcode: 2 - No such file or directory)
2021-06-29T06:00:15.039485Z 0 [ERROR] Can't start server: can't create PID file: No such file or directory
/var/run/mysqld
目录mkdir -p /var/run/mysqld/
service mysqld restart
, 发现依然失败, 再次检查日志 /var/log/mysqld.log
[ERROR] /usr/sbin/mysqld: Can't create/write to file '/var/run/mysqld/mysqld.pid' (Errcode: 13 - Permission denied)
[ERROR] Can't start server: can't create PID file: Permission denied
报错说是没有权限.
chown mysql.mysql /var/run/mysqld/
service mysqld restart
,发现已经启动service mysqld restart
Restarting mysqld (via systemctl): [ OK ]
最近有粉丝和我交流面试遇到的算法题。其中有一道题比较有意思,分享给大家。 ta...
对话框(别称模态框,浮层)是web项目中用于用户交互的重要部分,我们最常见的就...
当然,还有很多人持相反意见,认为CSS并没有这么高级以至于要涉及到框架!在这里...
问题:在H5中,我们有这样的需求:例如有列表的时候,滚动到底部时,需要加载更...
最近,我开始升级网志了。 在修改模板的过程中,需要重写CSS样式表。正好看到ins...
简介: 云原生是一种新型技术体系,是云计算未来的发展方向。今天,阿里云李飞飞...
以下内容有可能需要科学上网才能做到。 开始 我这里使用的环境是 阿里云ecs ,系...
前言 上一篇文章 IntelliJ IDEA 高级调试之Stream Trace 算是 IntelliJ IDEA 高...
不论是企业网站、个人博客,或者购物网站、游戏网站,我们都希望能吸引访问者并...
很早以前就接触过CSS,但对于浮动始终非常迷惑,可能是自身理解能力差,也可能是...