Elasticsearch Fitter

Deletes old indices to fit Elasticsearch data in disk space

-version

-skip

Index patterns won't be removed

-skip="\.kibana" -skip="logstash-\d\d\d\d-\d\d-\d\d"

-space=15

% of disk space to be freed

-duration=1h

Check frequency https://golang.org/pkg/time/#ParseDuration

-server="http://$(hostname --ip-address):9200"

ElasticSearch URL