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Using -c 2 to start celery then revoke task twice, waiting for new worker create then start the same new task will happen "ValueError: invalid file descriptor 12" #5782
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[2019-10-21 15:07:21,714: DEBUG/MainProcess] Timer wake-up! Next ETA 0.99959993199991 secs. |
(venv) zhengzhenjia@cn0014005695 backend-api % celery worker -A api.celery -l debug -c 2 -n localhost -Q query_platform_1_api alternative='Please use RPC backend or a persistent backend.') -------------- celery@localhost v4.3.0 (rhubarb)
[tasks] [2019-10-21 17:05:35,386: DEBUG/MainProcess] | Worker: Starting Pool |
can you post your problem in celery-users mailing list? |
Quick question: Is the celery-users mailing list the Source of Truth for Celery bug reports and their solutions? Or is it here on Github? We're seeing this issue as well, and would like to follow the conversation. Thanks. |
For bug report, GitHub is here, but many users mistakenly ask their questions here instead of the mailing list. the suggestion is for making sure the issue is really issue and not a question at all. and since more then on of you can verify this as a celery bug, we can continue discussin here. |
I have got the same problem like "ValueError: invalid file descriptor 16" when the celery task running a few days. |
update on the latest master? |
Checklist
contribution guide
on reporting bugs.
for similar or identical bug reports.
for existing proposed fixes.
to find out if the bug was already fixed in the master branch.
in this issue (If there are none, check this box anyway).
Mandatory Debugging Information
celery -A proj report
in the issue.(if you are not able to do this, then at least specify the Celery
version affected).
master
branch of Celery.pip freeze
in the issue.to reproduce this bug.
Optional Debugging Information
and/or implementation.
result backend.
broker and/or result backend.
ETA/Countdown & rate limits disabled.
and/or upgrading Celery and its dependencies.
Related Issues and Possible Duplicates
Related Issues
Possible Duplicates
Environment & Settings
Celery version:
software -> celery:4.3.0 (rhubarb) kombu:4.6.3 py:3.7.4
billiard:3.6.0.0 py-amqp:2.5.0
platform -> system:Darwin arch:64bit
kernel version:19.0.0 imp:CPython
loader -> celery.loaders.app.AppLoader
settings -> transport:amqp results:amqp://guest:**@172.20.25.197:5672/vhost
BROKER_URL: 'amqp://guest:@ip:5672/vhost'
CELERY_RESULT_BACKEND: 'amqp://guest:@ip:5672/vhost'
celery report
Output:Steps to Reproduce
Required Dependencies
Python Packages
pip freeze
Output:Other Dependencies
N/A
Minimally Reproducible Test Case
Expected Behavior
Actual Behavior
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