AppEngine warning - OpenBLAS WARNING - could not determine the L2 cache size on this system

Question

I try to deploy application on the GC AppEngine. There are no errors during deploy process but application doesn\'t work (Just show loading page). The only one strange raw i

Answer 1

I personally solved it by adding a timeout to gunicorn, as the default timeout is only 30 sec

entrypoint: gunicorn -b :$PORT main:app.server --timeout 120

I found this solution as I tried the following:

• switched from a F1 to a F4_1G instance: still had the same warning
• switched from App Engine Standard to App Engine Flexible environment (which I highly DO NOT recommend, as app engine flexible instances not properly shut down (deleted) can cost you a lot of money: please see here for reference Pricing of Google App Engine Flexible env, a $500 lesson), with 16gb of ram and 4 CPU -> eventually got a different warning "[CRITICAL] WORKER TIMEOUT" which pointed me to this post: Gunicorn worker timeout error , which is where I found this solution.

Now my app works well, even with a F1 instance