ansible-playbooks/roles/webserver/templates/nginx/default.j2

{% if ansible_prolog -%}
{% from 'templates/ansible/prolog.j2' import prolog with context %}
{{ prolog() }}
{% endif -%}
# Note: You may want to look at the following page before setting the ULIMIT.
#  http://wiki.nginx.org/CoreModule#worker_rlimit_nofile
# Set the ulimit variable if you need defaults to change.
#  Example: ULIMIT="-n 4096"
#ULIMIT="-n 4096"
ulimit -Hn 65536
ulimit -Sn 65536