lotus/build/params.go

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package build
import "math/big"
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// Core network constants
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// /////
// Storage
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const UnixfsChunkSize uint64 = 1 << 20
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const UnixfsLinksPerLevel = 1024
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const SectorSize = 16 << 20
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// /////
// Payments
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// Blocks
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const PaymentChannelClosingDelay = 6 * 60 * 2 // six hours
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// Blocks
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const DealVoucherSkewLimit = 10
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// Blocks
const MinDealVoucherIncrement = ProvingPeriodDuration
const MaxVouchersPerDeal = 768 // roughly one voucher per 10h over a year
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// /////
// Consensus / Network
// Seconds
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const BlockDelay = 6
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// Seconds
const AllowableClockDrift = BlockDelay * 2
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// Blocks
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const ForkLengthThreshold = 100
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// Blocks (e)
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const BlocksPerEpoch = 1
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// /////
// Proofs / Mining
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// Blocks
const RandomnessLookback = 20
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// Blocks
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const ProvingPeriodDuration = 40
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// Blocks
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const PoSTChallangeTime = 20
const PowerCollateralProportion = 20
const PerCapitaCollateralProportion = 5
const CollateralPrecision = 100
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// /////
// Devnet settings
const TotalFilecoin = 2000000000
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const MiningRewardTotal = 1400000000
const InitialRewardStr = "153856861913558700202"
var InitialReward *big.Int
const FilecoinPrecision = 1000000000000000000
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// six years
// Blocks
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const HalvingPeriodBlocks = 6 * 365 * 24 * 60 * 2
// Blocks
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const AdjustmentPeriod = 7 * 24 * 60 * 2
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// TODO: Move other important consts here
func init() {
InitialReward = new(big.Int)
var ok bool
InitialReward, ok = InitialReward.
SetString(InitialRewardStr, 10)
if !ok {
panic("could not parse InitialRewardStr")
}
}
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// Sync
const BadBlockCacheSize = 8192