# Mainnet preset - Sharding

CONFIG_NAME: "mainnet"

# Fork
# ---------------------------------------------------------------
SHARDING_FORK_VERSION: 0x03000000
# TBD, temporarily max uint64 value: 2**64 - 1
SHARDING_FORK_SLOT: 18446744073709551615


# Beacon-chain
# ---------------------------------------------------------------
# Misc
# 2**10 (= 1,024)
MAX_SHARDS: 1024
# 2**6 = 64
INITIAL_ACTIVE_SHARDS: 64
# 2**3 (= 8)
GASPRICE_ADJUSTMENT_COEFFICIENT: 8
# 2**4 (= 16)
MAX_SHARD_PROPOSER_SLASHINGS: 16

# Shard block configs
# ---------------------------------------------------------------
MAX_SHARD_HEADERS_PER_SHARD: 4
# 2**11 (= 2,048)
MAX_SAMPLES_PER_BLOCK: 2048
# 2**10 (= 1,1024)
TARGET_SAMPLES_PER_BLOCK: 1024

# Gwei values
# ---------------------------------------------------------------
# 2**33 (= 8,589,934,592) Gwei
MAX_GASPRICE: 8589934592
# 2**3 (= 8) Gwei
MIN_GASPRICE: 8

# Time parameters
# ---------------------------------------------------------------
# 2**8 (= 256) | epochs
SHARD_COMMITTEE_PERIOD: 256

# Signature domains
# ---------------------------------------------------------------
DOMAIN_SHARD_PROPOSER: 0x80000000
DOMAIN_SHARD_COMMITTEE: 0x81000000