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Questions tagged [latency]

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20
votes
3answers
6k views

How long does it take to propagate a newly created block to the entire Bitcoin network and why?

Once a new block has been created, it is propagated to the entire network. I’d like to know how long this would take “on average”. The propagation delay can be from several causes, and I’d ...
17
votes
5answers
1k views

How do you create a planet-specific cryptocurrency that will ignore longer block chains from other planets?

I'm sure that cryptocurrencies will play a huge part of the economy across the solar system, when we have colonized many different planets, moons, and asteroids. But there are problems with using a ...
5
votes
2answers
1k views

Is gossip protocol in Bitcoin perfect?

With Bitcoin's gossip protocol, could we take it for granted that if I sent a transaction, for example, at 1:00 PM on 1st January 2018 UTC then every node connected to network from 1:00 PM to let's ...
2
votes
1answer
412 views

How could block propagation time be reduced?

This website measures block and transaction time propagation.. At the time of writing, the time required for 90% of surveyed clients to get a block is about twelve seconds. (I just averaged the last ...
2
votes
2answers
208 views

Is selfish mining still an option with compact blocks and FIBRE?

The selfish mining strategy relies on withholding a block to build on it in private. When the honest chain publishes a block, the attacker immediately broadcasts its own withheld block in order to try ...