If a single vmagent has no enough resources for scraping the needed targets, then it is possible to spread scrape targets among a group of vmagent instances. - the number of members in the group of vmagent instances -promscrape.cluster.memberNum - unique index of vmagent instance in the group - unique index of vmagent instance in the group -promscrape.cluster.replicationFactor - the number of vmagent instances in the cluster, which scrape every configured target