Comment 9 for bug 1438498

Reviewed: https://review.openstack.org/197740
Committed: https://git.openstack.org/cgit/stackforge/os-ansible-deployment/commit/?id=e9a0790b5a3f422616626ed1f59f8729a73c80ec
Submitter: Jenkins
Branch: juno

commit e9a0790b5a3f422616626ed1f59f8729a73c80ec
Author: Steve Lewis <email address hidden>
Date: Mon Jun 22 17:49:51 2015 -0700

    Configurable memcached connections limit & threads

    Increasing memcached_connections may require ulimit to be raised so
    that will be done if necessary.

    Increasing memcached_threads is not strongly recommended but is
    available if needed.

    Closes-Bug: #1438498
    (cherry picked from commit d0127d51bdb9a6b51fec5d91f2dbd72177e4c4ca)

    Conflicts:
     playbooks/roles/memcached_server/defaults/main.yml
     playbooks/roles/memcached_server/templates/memcached.conf
     rpc_deployment/roles/memcached/tasks/main.yml

    Change-Id: I6e624f49f2fe5c6865968a01927dfa9861c945ec