我之前在HA架构遇到同样问题，得到的经验是RAC几个切换条件不太宽泛造成的。准确的说是DM-multipath其它node没有切换完成，RAC就开始转移导致。同一个机房linux multipath往常4秒钟就ok，跨同城很难说，所以延迟设置一定要远远大于DM-multipath时间才好。建议先别管厂商给的理论...

内存调度失败， 先排查硬件是否有异常抛出，然后检查informix的配置文件

提供的日志太少了

"/var/log/messages" showed your database were terminated due to "out of memory" which caused the corruption of your database.This is very dangerous, since it could happen again and again in the future if not being taken care properly.If your system i...