jadezhong edited a comment on issue #3441: Grpc server thread pool is full, rejecting the task URL: https://github.com/apache/skywalking/issues/3441#issuecomment-533393789 @wu-sheng problem happended again, in jconsole, threads named "grpc-default-executor-*" all blocked by the thread named "elasticsearch[scheduler][T#1]" which is in waiting status, and this problem happened 1hour ago, and seems it will never recovered from this problem.
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