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Fix whitespace 

TODO: Why didn't "cargo fmt" fail the build.
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Greg Fitzgerald 2018-06-26 15:34:27 -06:00 committed by Grimes
parent ac40c1818f
commit 136b43f461
1 changed files with 8 additions and 8 deletions
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16
src/choose_gossip_peer_strategy.rs
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@ -37,26 +37,26 @@ impl<'a> ChooseGossipPeerStrategy for ChooseRandomPeerStrategy<'a> {
} }
} }
// This strategy uses rumors accumulated from the rest of the network to weight // This strategy uses rumors accumulated from the rest of the network to weight
// the importance of communicating with a particular validator based on cumulative network // the importance of communicating with a particular validator based on cumulative network
// perceiption of the number of updates the validator has to offer. A validator is randomly // perceiption of the number of updates the validator has to offer. A validator is randomly
// picked based on a weighted sample from the pool of viable choices. The "weight", w, of a // picked based on a weighted sample from the pool of viable choices. The "weight", w, of a
// particular validator "v" is calculated as follows: // particular validator "v" is calculated as follows:
// //
// w = [Sum for all i in I_v: (rumor_v(i) - observed(v)) * stake(i)] / // w = [Sum for all i in I_v: (rumor_v(i) - observed(v)) * stake(i)] /
// [Sum for all i in I_v: Sum(stake(i))] // [Sum for all i in I_v: Sum(stake(i))]
// //
// where I_v is the set of all validators that returned a rumor about the update_index of // where I_v is the set of all validators that returned a rumor about the update_index of
// validator "v", stake(i) is the size of the stake of validator "i", observed(v) is the // validator "v", stake(i) is the size of the stake of validator "i", observed(v) is the
// observed update_index from the last direct communication validator "v", and // observed update_index from the last direct communication validator "v", and
// rumor_v(i) is the rumored update_index of validator "v" propagated by fellow validator "i". // rumor_v(i) is the rumored update_index of validator "v" propagated by fellow validator "i".
// This could be a problem if there are validators with large stakes lying about their // This could be a problem if there are validators with large stakes lying about their
// observed updates. There could also be a problem in network partitions, or even just // observed updates. There could also be a problem in network partitions, or even just
// when certain validators are disproportionately active, where we hear more rumors about // when certain validators are disproportionately active, where we hear more rumors about
// certain clusters of nodes that then propagate more rumros about each other. Hopefully // certain clusters of nodes that then propagate more rumros about each other. Hopefully
// this can be resolved with a good baseline DEFAULT_WEIGHT, or by implementing lockout // this can be resolved with a good baseline DEFAULT_WEIGHT, or by implementing lockout
// periods for very active validators in the future. // periods for very active validators in the future.
pub struct ChooseWeightedPeerStrategy<'a> { pub struct ChooseWeightedPeerStrategy<'a> {
// The map of last directly observed update_index for each active validator. // The map of last directly observed update_index for each active validator.