Hystrix is a latency and fault tolerance library designed to isolate points of access to remote systems, services and 3rd party libraries, stop cascading failure and enable resilience in complex distributed systems where failure is inevitable.
When the thread pool is dynamically expanded, and current thread pool maximum size < dynamicCoreSize , will throw exception and stop the current process.
So first need expand maximum size , then expand core size.
When the thread pool is dynamically expanded, and current thread pool maximum size < dynamicCoreSize , will throw exception and stop the current process.
So first need expand maximum size , then expand core size.