Re: reason for endless backpressure

2021-01-06 Thread Piotr Nowojski
Hi, If you have an unstable network, which is dropping packets in a weird way (data is lost, but the connection is still kept alive from the perspective of the underlying operating system) it could happen that task will be perpetually blocked. But this is extremely rare. I would first suggest tryi

reason for endless backpressure

2021-01-06 Thread 赵一旦
I've had a problem many times. When the task suddenly continues to back pressure, the back pressure node will no longer send any records unless the task is restarted. But I can confirm that it's not due to high pressure. During the back pressure period, the CPU utilization of the machine is all red