Mitaka Series Release Notes

13.2.0

New Features

• Apache MPM tunable support has been added to the os-keystone role in order to allow MPM thread tuning. Default values reflect the current Ubuntu default settings:

  keystone_httpd_mpm_backend: event
  keystone_httpd_mpm_start_servers: 2
  keystone_httpd_mpm_min_spare_threads: 25
  keystone_httpd_mpm_max_spare_threads: 75
  keystone_httpd_mpm_thread_limit: 64
  keystone_httpd_mpm_thread_child: 25
  keystone_httpd_mpm_max_requests: 150
  keystone_httpd_mpm_max_conn_child: 0
  

13.1.4

New Features

• Added keystone_apache_custom_log_format tunable for changing CustomLog format. Default is “combined”.