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Questions tagged [replace-by-fee]

describes a mechanism to mark transactions as replaceable until they are confirmed.

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20
votes
2answers
15k views

What is replace-by-fee?

https://bitcointalk.org/index.php?topic=199947.0 Can anyone explain what replace-by-fee means?
4
votes
1answer
245 views

What restrictions are there to the application of opt-in RBF?

It is a common meme in some parts of the Bitcoin sphere that RBF erodes the option of accepting zero confirmation transactions. It would be beneficial if the following questions were answered: What ...
8
votes
2answers
7k views

Do unconfirmed transactions expire after some time?

Sometimes confirmation process is very slow. I think that is because of the price of the fee. In that time, is it possible to cancel the unconfirmed transaction and re-send with higher transaction fee?...
12
votes
1answer
7k views

Replace-by-Fee vs Child-pays-for-Parent?

Both RBF and CPFP attempt to solve the problem of transactions not confirming because of an insufficient fee. What are the pros/cons of using one vs the other? Are both currently functional and ...
10
votes
1answer
2k views

When closing the channel for LN - how to calculate the fee for the blockchain transaction?

To be clear: Following is not about fees in Lightning Network. Following is about fees on blockchain for transaction which closes the channel in LN. Channel closing transaction can be created months ...
5
votes
1answer
686 views

How does first seen replace by fee work?

This pull request describes first-seen replace-by-fee. How is it different from normal replace-by-fee, and how does it compare to child-pays-for-parent?
11
votes
2answers
3k views

Can someone outline the full pros/cons of the various Replace-By-Fee proposals?

I've done some research myself, but I find that I'm either biased myself, or my sources themselves are biased. Does anyone have an objective analysis of the various proposals and their advantages/...
7
votes
4answers
2k views

What wallets currently support RBF?

What wallets currently support RBF? Is there some workaround if they don't?
5
votes
1answer
640 views

Sequence number semantics

Reading the following BIPs: 68, 112, 125, I got a few questions about the sematics of sequence numbers. As far as I understood, in version 1 transactions, sequence numbers have the following meaning: ...
3
votes
1answer
373 views

Why doesn't RBF include restrictions on the outputs?

Why didn't the RBF specification include additional constraints on the replacing transaction, such as that it would need to contain the same outputs (with at least the original output amounts) as the ...
2
votes
1answer
2k views

Increase transaction fee with Bitcoin Core client fails because of no change output. Why?

Context I created a transaction (using the full balance of an output) with the Bitcoin Core Wallet (running as full node). The transaction got into the mempool of major nodes, as expected. I set the ...
1
vote
1answer
52 views

How to test RBF on Testnet?

I'd like to do RBF testing on testnet. I'd like to simulate a transaction with too-low fees, aka "stuck" transaction, and then RBF it in various ways. Problem is, all testnet transactions ...
1
vote
1answer
625 views

Would replace by fee increase the fee on my transaction?

I have a transaction with a $0.01 fee that has been unconfirmed for almost a day now, I got searching and found the replace-by-fee tools by Peter Todd. I set up a full node with Bitcoin 0.12.0 and it'...
1
vote
1answer
153 views

What is the default relaying policy for RBF double spend transactions?

Let's say I broadcast a transation tx0 signaling RBF replaceability. Later on, I realize it has a small amount of fees, so I send another transaction tx1 that spends the same inputs than tx0, but this ...