twoeths

Investigate restrict-size performance issue

1

**Describe the bug** + restrict-size is used in libp2p-mplex, it's pretty simple but takes 4.6% of cpu time [0318_contabo_20.cpuprofile.zip](https://github.com/ChainSafe/lodestar/files/8303721/0318_contabo_20.cpuprofile.zip) **Expected behavior** Should be

Do not downscore peers due to timeout error if node is busy

5

**Is your feature request related to a problem? Please describe.** When our node is super busy, we can't even handle `ping` message on time: ``` grep -e "message=Timeout" -rn beacon*-05.log...

Investigate big job wait time

3

**Describe the bug** In ssz-v2 branch, Job Wait Time some time jumps to > 2 min + A lot of peers get penalized due to broken promises (when it's >3s...

Track additional validators in lodestar

1

@tuyennhv If I understand the goal is to track additional validators outside of the regular keys we run. To achieve the same we could modify the beacon node to: -...

Node receives late gossip block

1

**Describe the bug** On contabo-14 receives block 2762738 0.5s after the slot starts ``` Apr-11 07:07:36.000[CHAIN] ^[[36mverbose^[[39m: Clock slot slot=2762738 Apr-11 07:07:36.510[NETWORK] ^[[36mverbose^[[39m: Received gossip block slot=2762738, root=0xcba7…c125, curentSlot=2762738, peerId=bafzaajiiaijcca6c2obudquupougu2bmg52yx267gikpg2abwc7rpssksancety5ha...

Throw object instead of typed errors

1

**Is your feature request related to a problem? Please describe.** As tested in #3448, throwing an object is 5x faster than our typed error (for example AttestationError), we should consider...

Validator does not submit attestations right after chain head comes

3

**Describe the bug** Chain head comes on time, however sometimes validator does not submit attestation right after that Beacon node log ``` Apr-12 05:35:24.013[CHAIN] ^[[36mverbose^[[39m: Clock slot slot=2768877 Apr-12 05:35:24.703[NETWORK]...

Timeout publishing unaggregated attestation

2

**Describe the bug** There's a missed attestation in contabo-16, the attestation reached the server too late (20s delay) ``` Apr-13 22:00:25.898[VMON] ^[[34mdebug^[[39m: Local validator published unaggregated attestation validatorIndex=257082, slot=2781600, committeeIndex=48,...

[PROD] Attestation is not included in any AggregateAndProof

2

**Describe the bug** Validator 270124 submitted timely attestation with correct data: ``` May-22 21:36:27.524[] ^[[34mdebug^[[39m: Signed attestation slot=3869280, index=11, head=0xe9469bca16c51752f43a15e59ef19102b528e36283da7da764a474fa0c5698e9, validatorIndex=270114 May-22 21:36:27.525[] ^[[34mdebug^[[39m: Signed attestation slot=3869280, index=4, head=0xe9469bca16c51752f43a15e59ef19102b528e36283da7da764a474fa0c5698e9, validatorIndex=270124...

[PROD] Validator votes for incorrect head

2

**Describe the bug** ``` May-11 05:36:27.033[] ^[[34mdebug^[[39m: Signed attestation slot=3785280, index=56, head=0xc4d2ce80c7723b88d996303a7f37ba05050f7c775277818bc689e7e6724ec000, validatorIndex=270127 ``` chain head of same slot comes right after that ``` May-11 05:36:27.379[] ^[[36mverbose^[[39m: Found new chain...