Logging and dashboarding.
tim_marsh
This session will go over how to use logstash, kibana and elastic search , giving a central view of a system running as a whole.
Its based on lessons learned from setting , monitoring and managing a cluster of 12 webservers running ~700 drupal 6 sites.
covering
- the costs of logging
- how to set up a log aggregation pipeline
- deploying and testing with puppet.
- decorating apache logs (geo ip, browsers)
- watchdog to elasticsearch via kibana
- dashboarding your log data , what we learned