getEpochSchedule RPC Method

Returns the epoch schedule information from this cluster's genesis config

Parameters

None

Result

The result field will be an object with the following fields:

slotsPerEpoch: <u64> - the maximum number of slots in each epoch
leaderScheduleSlotOffset: <u64> - the number of slots before beginning of an epoch to calculate a leader schedule for that epoch
warmup: <bool> - whether epochs start short and grow
firstNormalEpoch: <u64> - first normal-length epoch, log2(slotsPerEpoch) - log2(MINIMUM_SLOTS_PER_EPOCH)
firstNormalSlot: <u64> - MINIMUM_SLOTS_PER_EPOCH * (2.pow(firstNormalEpoch) - 1)

Code sample

curl https://api.devnet.solana.com -s -X POST -H "Content-Type: application/json" -d '
  {
    "jsonrpc":"2.0","id":1,
    "method":"getEpochSchedule"
  }
'

Response

{
  "jsonrpc": "2.0",
  "result": {
    "firstNormalEpoch": 8,
    "firstNormalSlot": 8160,
    "leaderScheduleSlotOffset": 8192,
    "slotsPerEpoch": 8192,
    "warmup": true
  },
  "id": 1
}