Doug Calvert wrote:
Hello, From time to time people mention that the magic number of servers is 4,5,7 and nine. However I can not find a reference or explanation for the magical properties. Can anyone explain the background/basis in general? And specifically how is five or seven preferable to six?
Afair, the first two are 4 and 7, the number of servers you need to survive one or two falsetickers, i.e. not just loss of a server or two.
Byzantian generals is a search term. Terje -- - <Terje.Mathisen at tmsw.no> "almost all programming can be viewed as an exercise in caching" _______________________________________________ questions mailing list questions@lists.ntp.org http://lists.ntp.org/listinfo/questions
