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1 vote
0 answers
101 views

Delay on receiving block by peered node

Sometimes it takes an around of 25ms to import new block by the other peered node after mined by miner. But sometimes it increases directly around 400ms to import block by peered node after mined by ...
Gopal ojha's user avatar
  • 2,249
7 votes
1 answer
1k views

How well do Proof of Authority (PoA) implementations of Geth (Clique) and Parity (Aura) scale?

Has anybody tried to run PoA networks with 100 or more validators? Given a fixed block size, how did the number of validators effect transaction throughput and latency?
zofa's user avatar
  • 71
7 votes
0 answers
543 views

Unable to Add 3rd Proof-of-Authority Sealer Node

I have a geth POA private blockchain setup and running with 2 sealer nodes. Now I have setup a 3rd node as a sealer, and ran the following command on the both existing sealer nodes clique.propose(&...
Nyxynyx's user avatar
  • 1,167
8 votes
1 answer
3k views

Difference between Geth POA Clique and Parity POA Aura

I am creating my own private blockchain with a POA consensus. What is the difference between POA networks created by Geth (Clique) and by Parity (Aura), and are there scenarios that favor one over the ...
Nyxynyx's user avatar
  • 1,167
3 votes
2 answers
2k views

Private PoA Network doesn't mine

I have 5 (8GB/4vCPU) droplets (private networking enabled; IP's below are of this private network) running on DigitalOcean. I am startled because the workflow I outline below worked like charm locally....
shellcoder's user avatar
1 vote
0 answers
551 views

Clique: recommended sealer setup for small networks?

For example I have Proof-of-Authority private Ethereum network that has three nodes (pretty small network), which I control all the three nodes and can decide who is sealer or not. Later additional ...
alper's user avatar
  • 8,404
3 votes
1 answer
2k views

Clique: New added signers won't show up on other nodes and mining new blocks stopped

I have followed following answer about How to add new Sealer in Geth 1.6 Proof of Authority?. Currently I have one signer account 0x4e4a0750350796164d8defc442a712b7557bf282. With one signer the ...
alper's user avatar
  • 8,404
5 votes
1 answer
2k views

How does the Clique PoA consensus protocol choose the next block-minting node?

How does the Clique PoA consensus protocol choose the next minting/mining node? Is it random (within the bounds of the number of blocks that must be elapsed before a node can mint/mine another block)? ...
J. Doe's user avatar
  • 111
4 votes
3 answers
3k views

Ethereum POA ( proof of Authority ) for private network

I am trying to set up private network in ethereum with POA, but I am unable to do so. getting below error I have tried using puppeth manager to setup the genesis file. The genesis file is set up to ...
Ajay's user avatar
  • 499