Penguin
Annotated edit history of RoundRobin version 3, including all changes. View license author blame.
Rev Author # Line
1 CraigBox 1 A system (in sport) whereby every team plays every other team in a nicely pre-arranged fashion.
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3 AristotlePagaltzis 3 In computing, the action of looking up a value and being given a list of things to try.
1 CraigBox 4
3 AristotlePagaltzis 5 The canonical example is __RoundRobin [DNS]__:''''
1 CraigBox 6
3 AristotlePagaltzis 7 <verbatim>
8 $ host google.com
9 google.com has address 216.239.53.100
10 google.com has address 216.239.51.100
11 </verbatim>
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13 This is useful in the case that the first site might fall over, etc.
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15 Another would be a __RoundRobin Archive__: a data structure that contains a pointer and N (eg 1000) spaces for data. Whenever you want to add a data item, you put the data item at the space pointed to by the pointer and increment it. If it gets to N, you set it back to 0 again. This way you can store exactly the last 1000 items of data with very little effort.
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17 See also [rrdtool] and [Cacti].