BurningCN commented on a change in pull request #9578:
URL: https://github.com/apache/dubbo/pull/9578#discussion_r793240890
##########
File path:
dubbo-cluster/src/main/java/org/apache/dubbo/rpc/cluster/support/ForkingClusterInvoker.java
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@@ -86,6 +86,9 @@ public Result doInvoke(final Invocation invocation,
List<Invoker<T>> invokers, L
URL consumerUrl =
RpcContext.getServiceContext().getConsumerUrl();
executor.execute(() -> {
try {
+ if (ref.size() > 0) {
Review comment:
Setting size to 1 can only ensure that the result of each call by
multiple threads will not be stored when `queue.offer` is executed, but the
actual call still occurs.
Of course, this is a probabilistic event under multithreading.
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