Currently in `FailbackClusterInvoker` there is a map to store the failed invocations, however the size is unlimited.
In a high throughput application, It is possible that the failed invocations will fill up the memory and exhaust the memory. I think it is better to: * limit the size of the map * choose the strategy to discard the failed invocations. e.g. FIFO, LIFO, etc. [ Full content available at: https://github.com/apache/incubator-dubbo/issues/2425 ] This message was relayed via gitbox.apache.org for [email protected]
