Hello, > The OpenStack-Ansible project has noticed that performance on Ubuntu 16.04 is > quite significantly slower than on 14.04. > At the moment it's looking like *possibly* a GCC related bug.
Is it exactly the same Python version? What is the full version? Try to get compiler flags: python2 -c 'import sysconfig; print(sysconfig.get_config_var("CFLAGS"))' 2016-11-10 18:01 GMT+01:00 Paul Graydon <p...@paulgraydon.co.uk>: > I've a niggling feeling there was discussion about some performance drops on > 16.04 not all that long ago, but I'm > completely failing to find it in my emails. You might run https://github.com/python/performance on Ubuntu 14.04 and 16.04 on the same hardware, or at least similar hardware, to compare performance. Victor _______________________________________________ Speed mailing list Speed@python.org https://mail.python.org/mailman/listinfo/speed