Synchronization
Synchronization modes
- Snap Sync
- Available using the
--snap <BLOCK_NUMBER>command - The fastest way to sync to the desired network
- Download the same state as full sync but starts from the desired and available snapshots
- It is less secure than full sync (please only use snapshots from trusted parties)
- Available using the
- Full Sync
- Sync from the genesis of the desired network
- Slower than snap sync
- Downloads the entire state excepting receipts
- Archive Sync
- Sync from the genesis of the desired network
- The slowest way to sync the desired network
- Heavy storage usage
- Not available on Madara nodes yet
| Sync Mode | Disk Space needed | Full current state | Full current and all receipts | Time to sync | Time to RPC |
|---|---|---|---|---|---|
| Snap | ~12TB | YES | NO | ~4 hours | ~4 hours |
| Full | ~800GB | YES | NO | ~72 hours | ~72 hours |
| Archive | n\a | YES | YES | n\a | n\a |
ℹ️
Syncing a node in Full or Snap sync doesn't means you don't have access to receipts, those are reexecuted and generated internally by the node when required.
Addtional modes
They're some additional modes you may want to use when syncing a Madara instance, for exemple for dev purposes
- Disable state root
- Available using the
--disable-rootcommand - Doesn't compute commitments
- Syncs more than 3x faster than a Full Sync
- The fastest way to sync to the desired network (yes we lied above :)
- Available using the
⚠️
Syncing a node in --disable-root means that you're not verifying the
integrity of the state you're currently syncing. Only do it if you're aware of
what you're doing.