When in the Google App Engine (flexible) environment, The request hangs and
times out after 120 secs ... In the logs, I am getting [CRITICAL] WORKER
TIMEOUT (pid:277) error when serving the Flask app with gunicorn and gevent
workers.
*here is app.yaml:*
runtime: python
env: flex
entrypoint: gunicorn -c gunicorn.conf.py -b :$PORT main:app
runtime_config:
python_version: 3
threadsafe: false
# This sample incurs costs to run on the App Engine flexible environment.
# The settings below are to reduce costs during testing and are not
appropriate
# for production use. For more information, see:
#
https://cloud.google.com/appengine/docs/flexible/python/configuring-your-app-with-app-yaml
automatic_scaling:
min_num_instances: 5
max_num_instances: 40
cool_down_period_sec: 180
cpu_utilization:
target_utilization: 0.85
resources:
cpu: 80
memory_gb: 80
disk_size_gb: 10
*here is gunicorn.conf.py: *
import multiprocessing
workers = multiprocessing.cpu_count() * 2 + 1
keepalive = 120
timeout = 120
worker_class = 'gevent'
worker_connections = 1000
loglevel = 'debug'
*here is requirements.txt:*
Flask==1.0.3
gevent==1.4.0
gunicorn==19.9.0
google-cloud-bigtable
google-cloud-happybase
locustio==0.11.0
pyzmq==18.1.0
--
You received this message because you are subscribed to the Google Groups
"Google App Engine" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to [email protected].
To view this discussion on the web visit
https://groups.google.com/d/msgid/google-appengine/40053905-cf2d-4421-8478-0864683878b8%40googlegroups.com.
