fix: add backpressure to unfinalized block write queue - #8885

Merged

matthewkeil merged 19 commits into

ChainSafe:unstablefrom

lodekeeper:feat/queue-wait-for-space

Feb 11, 2026

Commits on Feb 9, 2026

feat: add backpressure to unfinalized block write queue
lodekeeper
committed
c832219
fix: clean up abort listener when waitForSpace resolves
lodekeeper
committed
bd1c058
fix: prevent thundering herd and abort listener leak in waitForSpace
lodekeeper
committed
e889d88
chore: reduce unfinalized block write queue from 32 to 16
lodekeeper
committed
5bdc431
fix: close abort race window in waitForSpace
lodekeeper
committed
f609f13

Commits on Feb 10, 2026

Align MAX_BLOCK_INPUT_CACHE_SIZE value with DEFAULT_MAX_PENDING_UNFINALIZED_BLOCK_WRITES
nflaig
committed
7be0147
chore: reduce unfinalized block write queue from 16 to 5
lodekeeper
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19db4c7
Tweak values and comments
nflaig
committed
50cfab3
Reduce cache size a bit
nflaig
committed
0b806fe
Apply suggestion from @nflaig
nflaig
authored
67ee093
Update packages/beacon-node/src/chain/seenCache/seenGossipBlockInput.ts

nflaig
and
matthewkeil
authored
cf3c68a
Fix formatting
nflaig
committed
d8947a6
Reduce MAX_BLOCK_INPUT_CACHE_SIZE
nflaig
committed
60858e3
call notifySpaceWaiters when dropping jobs
nflaig
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d6ede14
Update MAX_BLOCK_INPUT_CACHE_SIZE with proper rationale for choosing value
nflaig
committed
632686a
Bump DEFAULT_MAX_PENDING_UNFINALIZED_BLOCK_WRITES to 16 again
nflaig
committed
5cca85d
Keep the 'up to' since we already import >64 from gossip
nflaig
committed
d69d155
refactor: use MAX_LOOK_AHEAD_EPOCHS for cache size calculation
lodekeeper
committed
f79fd26

Commits on Feb 11, 2026

merge: resolve conflict with unstable, combine backpressure + error handling
lodekeeper
committed
3a0535d