This search queries the REST API for all serverclasses that don't have any clients.   | rest /services/deployment/server/serverclasses | appendcols [ | rest /services/deployment/server/clients | eval classes = "" | foreach serverClasses.*.stateOnClient [ eval classes=classes+","+"<<MATCHSTR>>" ] | fields classes | head 1 | eval classes=split(classes, ",")] | eventstats values(classes) as classes | eval used = if(in(title, classes), 1, 0) | fields title used | search used=0 ... View more