Questions tagged [replace-by-fee]

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

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6
votes
2answers
5k 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
5k 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 ...
9
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
551 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
2k 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/...
3
votes
1answer
550 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: ...
7
votes
3answers
1k views

What wallets currently support RBF?

What wallets currently support RBF? Is there some workaround if they don't?
2
votes
1answer
167 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 ...
1
vote
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
596 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'...
0
votes
1answer
136 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 ...