syncState starts downloading state with the given root Hash and peers.

Average bit of kpg.

Average bits of blocks per round.

Amount of rounds of blocks to allow fetching per request.

Amount of kpgs to allow fetching per request.

Amount of node state values to allow fetching per request.

Number of peers above which not to modify RTT confidence.

Maximum Round-trip time to target for download requests.

Worse confidence factor in our estimated RTT value.

Maximum TTL allowance to prevent reaching crazy timeouts.

Constant scaling factor for RTT -> TTL conversion.

BlockFetcher schedules requests for fetching blocks according a given rounds range.

StateSync schedules requests for downloading a particular state trie defined by a given state root.