做主从同步时出现问题,show slave status显示错误: Last_IO_Error: Got fatal error from master when reading data from binary log: ' at 120. 网上搜到很多方法都未能解决,最后搜到外国问答网才知道是mysql的版本问题点此打开,大致意思就是: 主从版本分别为mysql5.5和mysql5.6,mysql5.6的binlog_checksum默认为crc32,而5.6以前的版本binlog_chec…
进程 查看进程 ps(类似windows任务管理器) man 1 ps # 查看命令文档 ps[options] 1 UNIX options, which may be grouped and must be preceded by a dash. 2 BSD options, which may be grouped and must not be used with a dash. 3 GNU long options, which are preceded by two dashes 支…