4
votes
In Quorum, between Raft and Istanbul BFT (IBFT) consensus, which has a better (faster) block confirmation time? Assuming Ceteris Paribus
This paper Performance Evaluation of the Quorum Blockchain Platform gives a good comparison between Raft and IBFT in term of latency and throughput.
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2
votes
Accepted
Quorum Raft: Is the leader validates each transactions in the block before broadcasting it?
how are you? Quorum does not change how this validation is performed in regular Ethereum and consensus in this case is not relevant for the validation part.
To perform a transaction on an Ethereum ...
- 1,617
2
votes
Accepted
Quorum - Was the raft log corrupted, truncated, or lost? Incremental/Differential Backup Strategy and Restoring EVM State in a Quorum Node
In Quorum, all the nodes are synced up same way as regular Ethereum would, except the blocks may come in from a leader rather than another node. So, a new node joining the blockchain would sync up as ...
- 1,617
2
votes
Mining a private transaction in quorum
A node that is not party to a private transaction can still mine (mint) the transaction. The minting node is selected by whichever consensus mechanism you have configured.
A simplified description of ...
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1
vote
Quorum Minimum Number of Nodes for Raft Consensus and Istanbul BFT
Minimum for Raft is 3 nodes and minimum for Istanbul is 5 validator nodes.
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1
vote
adding new peer to quorum dynamically
after the blockchain has been initialized and has advanced past block 1, you need to follow raft.addPeer and admin.addPeer instructions as explained here: https://github.com/jpmorganchase/quorum/blob/...
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1
vote
Accepted
In Quorum, between Raft and Istanbul BFT (IBFT) consensus, which has a better (faster) block confirmation time? Assuming Ceteris Paribus
Quorum's raft implementation is specifically designed for the speed of txn processing and confirmation, thus Raft mode is going to be much faster than IBFT.
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