温故知新不忘延迟基础 A "defer" statement invokes a function whose execution is deferred to the moment the surrounding function returns, either because the surrounding function executed a return statement, reached the end of its function body, or because t…
这里演示监控zabbix本身用到的mysql 第一步:建立mysql监控用户 在生产环境中,出于安全考虑,建议监控客户端数据库时,单独配置一个查询权限用户做查询操作即可 # 撤掉安装时给予的分配单个数据库权限 revoke all on zabbix.* from zabbix@localhost; # 重新授权 grant all privileges on *.* to zabbix@localhost identified by "Zabbix@123"; # 刷新 flush…