celery 啟動後等10幾秒就報有關於ping command 的錯誤
阿新 • • 發佈:2021-06-22
celery版本是 4.4.7
django版本是 3.1
redis版本是 Redis server v=2.8.4
報錯資訊是:
[2021-06-22 10:59:45,795: CRITICAL/MainProcess] Unrecoverable error: ResponseError("wrong number of arguments for 'ping' command") Traceback (most recent call last): File "/usr/local/python39/lib/python3.9/site-packages/celery/worker/worker.py", line 208, in start self.blueprint.start(self) File "/usr/local/python39/lib/python3.9/site-packages/celery/bootsteps.py", line 119, in start step.start(parent) File "/usr/local/python39/lib/python3.9/site-packages/celery/bootsteps.py", line 369, in start return self.obj.start() File "/usr/local/python39/lib/python3.9/site-packages/celery/worker/consumer/consumer.py", line 318, in start blueprint.start(self) File "/usr/local/python39/lib/python3.9/site-packages/celery/bootsteps.py", line 119, in start step.start(parent) File "/usr/local/python39/lib/python3.9/site-packages/celery/worker/consumer/consumer.py", line 599, in start c.loop(*c.loop_args()) File "/usr/local/python39/lib/python3.9/site-packages/celery/worker/loops.py", line 83, in asynloop next(loop) File "/usr/local/python39/lib/python3.9/site-packages/kombu/asynchronous/hub.py", line 364, in create_loop cb(*cbargs) File "/usr/local/python39/lib/python3.9/site-packages/kombu/transport/redis.py", line 1083, in on_readable self.cycle.on_readable(fileno) File "/usr/local/python39/lib/python3.9/site-packages/kombu/transport/redis.py", line 354, in on_readable chan.handlers[type]() File "/usr/local/python39/lib/python3.9/site-packages/kombu/transport/redis.py", line 688, in _receive ret.append(self._receive_one(c)) File "/usr/local/python39/lib/python3.9/site-packages/kombu/transport/redis.py", line 698, in _receive_one response = c.parse_response() File "/usr/local/python39/lib/python3.9/site-packages/redis/client.py", line 3506, in parse_response response = self._execute(conn, conn.read_response) File "/usr/local/python39/lib/python3.9/site-packages/redis/client.py", line 3480, in _execute return command(*args, **kwargs) File "/usr/local/python39/lib/python3.9/site-packages/redis/connection.py", line 757, in read_response raise response redis.exceptions.ResponseError: wrong number of arguments for 'ping' command
檢視celery的github原始碼站提示,發現要求的redis版本是redis>=3.2.0
所以更新下redis版本即可。到redis官網下載下原始碼包:
wget http://download.redis.io/releases/redis-5.0.4.tar.gz
cd /tmp/
tar xf redis-5.0.4.tar.gz
cd redis-5.0.4/
make
make test
啟動redis後,重新啟動celery就可以了。不會報錯。