Avoid 100% CPU usage while socket is closed #156
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After stop/start kafka service, kafka-python may use 100% CPU caused by busy-retry while the socket was closed. This fix the issue by unregister the socket if the fd is negative.
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After stop/start kafka service, kafka-python may use 100% CPU caused by
busy-retry while the socket was closed. This fix the issue by unregister
the socket if the fd is negative.
This change is