Though there are mature locking primitives provided by systems like Zookeeper and etcd, when you have an application which is primarily dependent on MySQL for its uptime and health, added resiliency ...
For example, at t1, A holds the lock, and B waits for the lock. At t2, the network between A and MySQL is abnormal. MySQL actively releases the lock imposed by A.And B adds the lock. At this time, A ...
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