void dump(Event e, long nanos, double now) {
            long tt = (long)(now - (nanos - e.timestamp) / 1.0e9);
            log.info("event at [" + tt + "]: " + e.message);
        }
An Entry contains the name and connection spec for a single
service.
jrt/src/com/yahoo/jrt/slobrok/api/Mirror.java