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Merge pull request #12 from ethereum/bound-committee-per-slot 

enforce maximum committees per slot
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Danny Ryan 2018-09-26 21:25:11 -05:00 committed by GitHub
parent 3bef7c9fe8 815e597a49
commit d20c757cff
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1 changed files with 3 additions and 1 deletions
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specs/casper_sharding_v2.1.md
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@ -1,5 +1,7 @@
# Casper+Sharding chain v2.1 # Casper+Sharding chain v2.1
###### tags: `spec`, `eth2.0`, `casper`, `sharding`
## WORK IN PROGRESS!!!!!!! ## WORK IN PROGRESS!!!!!!!
This is the work-in-progress document describing the specification for the Casper+Sharding (shasper) chain, version 2.1. This is the work-in-progress document describing the specification for the Casper+Sharding (shasper) chain, version 2.1.
@ -256,7 +258,7 @@ Now, our combined helper method:
def get_new_shuffling(seed, validators, dynasty, crosslinking_start_shard): def get_new_shuffling(seed, validators, dynasty, crosslinking_start_shard):
avs = get_active_validator_indices(validators, dynasty) avs = get_active_validator_indices(validators, dynasty)
if len(avs) >= CYCLE_LENGTH * MIN_COMMITTEE_SIZE: if len(avs) >= CYCLE_LENGTH * MIN_COMMITTEE_SIZE:
committees_per_slot = len(avs) // CYCLE_LENGTH // (MIN_COMMITTEE_SIZE * 2) + 1 committees_per_slot = min(len(avs) // CYCLE_LENGTH // (MIN_COMMITTEE_SIZE * 2) + 1, SHARD_COUNT // CYCLE_LENGTH)
slots_per_committee = 1 slots_per_committee = 1
else: else:
committees_per_slot = 1 committees_per_slot = 1