The following miscellaneous variables apply only to delegate hosts.
|SERVICED_ZK||The list of hosts in the ZooKeeper ensemble.|
|SERVICED_STATS_PERIOD||The frequency at which delegates gather metrics to send to the master host.|
|SERVICED_IPTABLES_MAX_CONNECTIONS||The maximum number of open connections to allow on a delegate. The number increases when the master is unavailable and decreases when the master returns to service.|