twoeths

post-fulu: network thread bottle neck

3

### Describe the bug the gossip validation job time was computed against gossipsub seenTimestampSec and it's always

Improve processAttestations time

1

### Describe the bug most of the time to process a block is for `processAttestation` after electra, a validator could appear in multiple packed attestations, hence we should ignore the...

### Describe the bug there is some significant time to deserialize gossipsub message, which happens multiple times per slot in this example it's already >= 700ms my best guess is...

fulu: block import increased since fulu

3

### Describe the bug this is on hoodi, fulu hard fork happened there on Oct 28, and we see block import time increased ### Expected behavior same block import time...

### Problem description Right now when we restart a lodestar beacon node, we completely ignore the old forkchoice, and we start from the head of the finalized state. This cause...

[bun] processFinalizedCheckpoint performance issue

6

### Describe the bug it takes up to 40s to process finalized checkpoints ``` 2084999:Oct-13 10:21:12.021[chain] verbose: Start processing finalized checkpoint epoch=47231, rootHex=0x8a726696e9b5376dfdcc840fda61b61ac183f5f4ae39e0a1e0cea1f5563c2b6e 2085699:Oct-13 10:21:56.670[chain] verbose: Finish processing finalized checkpoint...

[bun] incorrect/huge worker-to-main latency

1

### Describe the bug this is on a bun node subscribing to all subnets, some message latency is negative, some is significantly higher than NodeJS same type of node using...

[bun] beacon-node crashed with subscribe-all-subnet flag

1

### Describe the bug it happens quite frequently I notice external_memory is quite high on both main thread and worker thread at the time, looks like it links to the...

### Describe the bug this is on 2 nodes subscribe to all subnets - with nodejs, it's average time is ~7ms - with bun, it's ~ 7x slower ### Expected...

Performance concern of gossipsub metrics

1

is there a cheaper way to get the information we're looking for? Imo the primary piece of information / questions we're answering are: - how many subnets have 0 mesh...