twoeths

feat: run lodestar with Bun

2

**Motivation** - run lodestar beacon node with bun **Description** - merged `v1.30.0` to this branch - db: switch to sqlite which is shipped in bun - cannot load `@chainsafe/bls` so...

PeerDAS - big data column sidecar validation time

2

### Describe the bug for some nodes, job time for data column sidecar in peerdas-devnet is up to 500ms, some is 250ms if I comment out `ckzg.verifyCellKzgProofBatch` it's 3x faster...

### Describe the bug This is a review of metrics monitored on our test mainnet node of #7761, it's very likely we'll merge that PR since the issue only happens...

### Describe the bug this could be the reason why a lot of times the p2p req/resp failed with TIMED_OUT error and node cannot proceed (will separate to a separate...

**Motivation** - right now we always subscribe to all column subnets which is not necessary because we only need columns that we custody/sample - that's why I see 128 logs...

Use Buffer.compare()

4

### Problem description `Buffer.compare()` is faster than `byteArrayEquals()` so we should use it ### Solution description - With 32 bytes array, it's >2x faster ``` root equals ✔ ssz.Root.equals 2.911293e+7...

### Problem description - implements "networking" spec tests - "merkle_proofs" spec tests are enabled on peerDAS, however some of them failed https://github.com/ChainSafe/lodestar/blob/1f339ea5e23ead45900737954442345469ad9ed8/packages/beacon-node/test/spec/presets/merkle.test.ts#L32 (also skip "blob_kzg_commitment" for the branch going to...

Refactor ShufflingCache

1

### Problem description as in #8650 we will not have a full beacon state at typescript anymore so the `ShufflingCache.build()` function will not work current implementation: ```typescript /** * Queue...

chore: use index2pubkey of BeaconChain

2

**Motivation** - once we have `state-transition-z`, we're not able to get `index2pubkey` from a light view of BeaconState in beacon-node **Description** - in `beacon-node`, use `index2pubkey` of BeaconChain instead as...

Avoid accessing config, pubkey2index, index2pubkey from CachedBeaconState in beacon-node

2

### Problem description as part of #8650 once we switch to using native state transition, we don't have a CachedBeaconStateAltair or CachedBeaconStateAllForks anymore so we should not access config, pubkey2index,...