celery.task.rejected

Tasks rejected by workers

Dimensions:None

Available on:Native (1)

Native

task-rejected

Number of tasks rejected by workers

Dimensions:None

Prometheus

celery_task_rejected_total

Total number of tasks rejected by worker

Dimensions:None

Sources

Technical Annotations (9)

Configuration Parameters (2)

task_acks_laterecommended: True

Acknowledges tasks only after completion to prevent data loss

task_reject_on_worker_lossrecommended: True

Ensures task rejection on worker failure

Error Signatures (3)

kombu/transport/redis.py", line 561, in maybe_restore_messageslog pattern

kombu/transport/redis.py", line 414, in restore_visiblelog pattern

kombu/transport/redis.py", line 170, in Mutexlog pattern

Technical References (4)

unacked_mutex_keycomponentmaybe_restore_messagescomponentkombu.asynchronous.hubcomponentdead-letter queueconcept

Redis connection reset occurs during unacked message mutex acquisition in Celerywarning

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Dead-letter queues prevent data loss during task failuresinfo

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