Splitbrain occurs when the method of determining peer failure is compromised.
当检测同伴节点故障的方法失效时，split - brain发生。
2
A true splitbrain means multiple systems are online and have accessed an exclusive resource simultaneously.
一个真正的split brain意味着多个系统联线，并同时访问一个独占资源。
3
For this method to work, the system must have two or more functioning heartbeats and all must fail simultaneously. For VCS to encounter splitbrain, the following events must occur.