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The heartbeatTimeoutIntervalMs of HeartbeatMonitor should be larger than 0, currently the arg check looks like
Preconditions.checkArgument(heartbeatTimeoutIntervalMs >= 0L, "The heartbeat timeout interval has to be larger than 0.");
it should be
Preconditions.checkArgument(heartbeatTimeoutIntervalMs > 0L, "The heartbeat timeout interval has to be larger than 0.");
GitHub Pull Request #6135