Questions tagged [raft]

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rafthttp: failed to find member 1 in cluster 1000 -quorum -raft consensus

Firstly, I have created a node in quorum private blockchain and initiated genesis to create blockchain using geth and bootnode . Then, I run the node and it is running blockchain. Later, I tried to ...
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15 views

How do I perform a hot migration of a Quorum+Tessera node from one host to another?

I'm trying to perform a hot migration of an existing Quorum+Tessera node on a RAFT cluster from one host to another. Is it possible to start a replicated quorum node with the same Tessera key pair as ...
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34 views

I am getting a error when trying to set up a local raft network

When I try to run the command geth attach $nodeName/geth.ipc It shows the following error 'Incorrect Usage. flag provided but not defined: -raft' I am not able to understand what went wrong exactly, ...
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21 views

Can the primary node be fixed in Raft and IBFT?

I am doing an experiment to see the effect of a compromised primary node on the performance of Quorum for Raft and IBFT. Is there any way I can fix a node to be the minter or the primary node so that ...
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50 views

Pending transactions at the client machine, but minter is not minting a new block since there are no pending transactions

I am running Blockbench on Quorom Raft using smallbank workload: 4 minters and 4 clients. Following the logs, I found that sometimes 1 specific client (Client 4) has pending transactions but the ...
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40 views

Can we deploy a private blockchain on ethereum without using smart contract

I'm recently trying to investigate whether we can deploy a private blockchain without using the functionality of the smart contract, or in that case can we deploy it on quorum without the ...
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1answer
276 views

Mining a private transaction in quorum

I was going through the quorum docs and got stuck on how private transactions are mined? When two nodes, say Node A and Node B do a private transaction between themselves. Which node then mines the ...
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710 views

Quorum Minimum Number of Nodes for Raft Consensus and Istanbul BFT

A Quorum Raft cluster of 3 nodes can tolerate a single node failure, while a Quorum cluster of 5 can tolerate 2 node failures. What is the equivalent if one uses Istanbul BFT?
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395 views

Quorum Raft: Is the leader validates each transactions in the block before broadcasting it?

I read about how the raft consensus works in Quorum to reach consensus and broadcast blocks (https://github.com/jpmorganchase/quorum/blob/master/docs/raft.md). I don't know if the following is correct ...
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300 views

Quroum - High gas consumption for ether transfer

I am running a local 3-node Quorum cluster with Raft consensus. The network is setup using quorum-maker. All the settings are default except that I have added a custom account in the script so that it ...
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588 views

Quorum - Was the raft log corrupted, truncated, or lost? Incremental/Differential Backup Strategy and Restoring EVM State in a Quorum Node

Say, there is only one quorum node within each organisation (among many other quorum nodes which are spread out in other organisations) and that quorum node encountered some catastrophic incident ...
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895 views

adding new peer to quorum dynamically

I've three boxes quorum setup running on AWS and i wanted to dynamically add a node to this setup so i added enode of that node along with ip in static-nodes.json of all boxes and started the node but ...
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817 views

In Quorum, between Raft and Istanbul BFT (IBFT) consensus, which has a better (faster) block confirmation time? Assuming Ceteris Paribus

In Quorum, to help decide between Raft and Istanbul BFT (IBFT) consensus, which has a better (faster) block confirmation time? Assuming Ceteris Paribus.