centreon-engine调优

http://documentation.centreon.com/docs/centreon-engine/en/latest/user/configuration/best_practice.html
http://documentation.centreon.com/docs/centreon-engine/en/1.3.0/user/configuration/advanced/tuning_centengine_for_maximum_performance.html

Check options
Disable check options if these options are not necessary.

enable_event_handlers=0
check_service_freshness=0
check_host_freshness=0
enable_flap_detection=0
obsess_over_services=0
obsess_over_hosts=0
Broker modules
Enable external command.

broker_module=/path/externalcmd.so
Enable Centreon-Broker.

broker_module=/path/cbmod.so
Check the event broker options.

event_broker_options=-1
Perfdata
With Centreon-Broker the perfdata processing need to disable beceause this options is not necessary for Centreon-Broker and make some latency.

process_performance_data=0
Tuning
Enable cached check to incresed performance.

cached_service_check_horizon=20
cached_host_check_horizon=20
Optimization
Large installation enable some optimization enable it.

use_large_installation_tweaks=1
Environment macros have a poor performance disable it.

enable_environment_macros=0
Centreon-Engine allow to improve performance without using setpgid (see the documentation!).

use_setpgid=0