Questions tagged [hydra]

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4 votes
1 answer

What's the difference between sharding & a payment channel, & how does Hydra compare?

The question is all in the title. My take: sharding is a base level solution which ideally a programmer using a sharded system shouldn't need to interact with (but I think this probably isn't true, ...
mwal's user avatar
  • 494
4 votes
1 answer

What kind of dapps can scale using hydra?

I've been reading through the paper on the hydra protocol and seems to have a lot of nice properties. However, what isn't directly clear from the paper is in what kinds of dApps hydra could help scale....
Frank Weslien's user avatar
4 votes
2 answers

What do we currently know about the Hydra tail protocol?

The Hydra version that has already been published in the Hydra and Interhead Hydra papers requires all participants to be online at all times. According to this IOHK blog post and this presentation ...
user142's user avatar
  • 221
3 votes
2 answers

When Hydra will be ready for production?

I understand that Hydra is a work in progress, but it already has a POC version. If there is no clear deadline, where can I find a development plan at least ?
Stanislav Zhdanovich's user avatar
3 votes
1 answer

Unclear error during Plutus ScriptContext construction (force headList [])

I ran into an error while trying to autobalance a transaction body: module Foo.Offchain where import Plutus.V1.Ledger.Scripts (MintingPolicy) import Plutus.V1.Ledger.Address (Address) import Hydra....
SwiftlyUnmoving's user avatar
2 votes
3 answers

How can I start a Hydra Node in devnet?

I have been researching on how to start a Hydra node in devnet using Docker and I found this link with these two simple commands: docker pull docker run --rm ...
Falcon Stakepool's user avatar
2 votes
1 answer

Will Hydra protocol implementation require changes in consensus protocol (Ouroboros)?

As I understand Hydra protocol has two main components: Hydra Head protocol Hydra Interhead protocol Does any of these components require changes to current consensus protocol? If not, how will it ...
Stanislav Zhdanovich's user avatar
1 vote
1 answer

Does the hydra node automaticly contest an invalid snapshot?

Given that a participant of a hydra head posts an incorrect (not the latest) snapshot to close the head, does the hydra node automatically contest this? Or do we, the operator of that head, need to ...
Fermat's user avatar
  • 1,882
0 votes
1 answer

Speed of Hydra on the main chain vs a Cardano sidechain

I have an idea for a dapp that needs to settle tens of thousands of transactions per second and there's a grey area in my knowledge when it comes to understanding the limitations of hydra-pay on the ...
Myles's user avatar
  • 321
0 votes
1 answer

Opening Hydra Heads & Other Cost Related Questions

So i have few questions here, which i wasn't able to find direct answers to. Does it cost ADA from mainchain to activate/close a Hydra head ? Does Hydra have similar "channel limits" as ...
user7612's user avatar