block fetcher limit consts¶
| Source (upstream pre-purge) | Current | |
|---|---|---|
| File | eth/fetcher/block_fetcher.go |
block_fetcher_pow.go |
| Symbol | maxUncleDist |
maxUncleDist |
| Ref | f4d53133f~1 |
etc/v1.17.3-full-node |
maxUncleDist, hashLimit, blockLimit
3-way merge — purge → getc ← upstream¶
pre-purge
↗const (
maxUncleDist = 7 // Maximum allowed backward distance from the chain head
maxQueueDist = 32 // Maximum allowed distance from the chain head to queue
hashLimit = 256 // Maximum number of unique blocks or headers a peer may have announced
blockLimit = 64 // Maximum number of unique blocks a peer may have delivered
)