# QoS 0 publish message dropped

**URL:** <https://community.hivemq.com/t/qos-0-publish-message-dropped/1525>\
**Category:** HiveMQ Client Library\
**Created:** [October 14, 2022, 9:24am UTC](https://community.hivemq.com/t/qos-0-publish-message-dropped/1525 "2022-10-14T09:24:45Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![gyumin](https://avatars.discourse-cdn.com/v4/letter/g/839c29/32.png) [@gyumin](https://community.hivemq.com/u/gyumin)\
**Post date:** [October 14, 2022, 9:24am UTC](https://community.hivemq.com/t/qos-0-publish-message-dropped/1525/1 "2022-10-14T09:24:45Z")

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QoS 0 publish message dropped. i put messages into ringbuffer of disruptor when i receive from mqtt。Does it mean that the processing is too slow?

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**Author:** ![Daria\_H](https://avatars.discourse-cdn.com/v4/letter/d/dfb087/32.png) [@Daria\_H](https://community.hivemq.com/u/Daria_H)\
**Post date:** [October 28, 2022, 1:49pm UTC](https://community.hivemq.com/t/qos-0-publish-message-dropped/1525/2 "2022-10-28T13:49:54Z")

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Yes, it might be [caused by a client not being able to read fast enough to keep up with the incoming messages](https://www.hivemq.com/docs/hivemq/4.9/control-center/analytic.html#qos0-memory-exceeded).