Questions tagged [protocol]

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How should one decide how many and which nodes to select in the quorum set when configuring a Stellar Core Node

How should one decide how many and which nodes to select in the quorum set when configuring a Stellar Core Node (in archiver mode)? There is a list of validators in the link below, should all or some ...
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How can a node safely apply its externalized state while still allowing late commit messages?

Consider a case with Qset { N: 6, Threshold: 4}, 6 nodes and a threshold of 4. If a Node has received 4 commit confirmed messages for a ballot b then it is safe to act on it - as an example by ...
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What happens in the unlikely case that a Validator has no transactions to nominate but it's time to start a nominating round?

In the case that a Validator's transaction pool is empty, is the following code ever called inside of HerderImpl::triggerNextLedger?: mHerderSCPDriver.nominate(slotIndex, newProposedValue, proposedSet,...
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Stellar core Bad ledger-header history entry: claimed ledger

Stellar Core v13 stopped validating a few days ago. Unfortunately, I don't have the old logs anymore so I don't know what happened exactly. I can see there's an error in the core logs: 2020-06-08T17:...