Imports github.com/pkg/errors github.com/elastic/beats/libbeat/common github.com/elastic/beats/libbeat/logp github.com/elastic/beats/metricbeat/mb/parse github.com/elastic/beats/metricbeat/mb github.com/elastic/gosigar github.com/elastic/beats/metricbeat/module/system Standard library imports bufio os path path/filepath runtime strings time