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Questions tagged [blockspace-market]

As blockspace is limited, senders bid with their fees for block inclusion. This tag collects questions about the dynamics of this market. [fee-market] forwards to this tag.

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0 votes
1 answer
96 views

Fee adjusted block size

I imagine this has been thought through and dismissed at some point, but what about a difficulty-adjustment-like thing for block size. It would aim to maintain a constant-ish fee size by raising and ...
1 vote
1 answer
91 views

Why would users want to submit a transaction directly to a specific miner?

I am wondering why some users are interested to send their Bitcoin transactions to a specific miner? This should increase the delay because of waiting for the specific miner to win. Are there any ...
1 vote
1 answer
136 views

Why do some transactions wildly overpay fees?

It's very common to see transactions that pay extremely high fee rates, easily 10, 100, or more times the any reasonable high-priority fee rate. Who makes these transactions, and why do they overbid ...
1 vote
1 answer
2k views

How to tell congestion info on the Bitcoin network?

I just tried mining again, using 2Miners and mining Clore.ai, and it can be distributed as BTC. So finally I had the 50 Clore minimum payout amount at around 2am, and distribution is at 4am everyday. ...
5 votes
1 answer
329 views

How can I cheaply consolidate P2PKH outputs?

I have thousands of UTXOs that were created for experimental purposes back in 2016, programmatically, using P2PKH transactions, each generating hundreds of 10K-ish sat outputs. Since these are now ...
2 votes
2 answers
157 views

Can zero-fee txs get into a block?

What happens if a transaction is set to have zero fees? Can it get into a block? Also, if you updated a coin's code to accept zero-fee transactions, would this cause a hardfork? (e.g. made tx's in ...
1 vote
2 answers
219 views

Why is Bitcoin inefficient? Would other cryptocurrencies do better if they were as popular?

I'm new to blockchain stuff. I have few questions. Why are Bitcoin fees are so high compared to Litecoin or other currencies? Why does Bitcoin use so much computing power (more than Ireland)? I heard ...
3 votes
2 answers
399 views

bitcoin dust spamming - could the blockchain be rendered useless?

My concern isn't with individual bitcoin users but governments, what if a government spammed the network with say $1 Billion dollars worth of tiny dust transactions, including fees? The backlog of ...
5 votes
3 answers
419 views

How do you reliably estimate mining fees?

I'm asking this question because sites seem to yield widely different estimates. For instance, if I want a transaction to be accepted within 6 blocks, this is what I currently have to pay according to ...
2 votes
1 answer
221 views

Is Bitcoin fee attack preventable?

A block on Bitcoin blockchain contains about 4000 transactions. Since a block is added approximately every 10 minutes, in 3 months, about 51 million transactions can be added (4000 x 6 x 24 x 90 = ~51 ...
2 votes
3 answers
616 views

How can transaction fees be explained in a simple way?

I am reading the book Mastering Bitcoins 2nd Edition by O'Reilly, and it says: Alice buys a coffee from Bob's Cafe for $1.50, or 0.015 Bitcoin So Alice pays 0.015 Bitcoin, and Bob gets 0.015 Bitcoin,...
3 votes
2 answers
688 views

There are a lot of 100 input transactions in some blocks, what's the reason?

In block 736302, we can see a lot of 100 input transactions. And this can be seen also in 736567, 736299 and so on. Is this only a coincidence?
5 votes
1 answer
394 views

What does "Waste Metric" mean in the context of Coin Selection?

I was attending a Bitcoin Core PR review club, and in the context of the wallet behavior changes that were discussed, participants were mentioning something called "waste metric". Can ...
1 vote
1 answer
117 views

Can I transfer some BTC with 0 tx fee now, when the mempool is empty?

I wanna send a tiny amount of BTC (0.001BTC). I am not in a hurry and I noticed the mempool is sometimes empty these days because the market is cold. So can I set the network fee to 1sat/byte or even ...
6 votes
6 answers
1k views

Can blocks remain capped to 1MB forever?

This is perhaps more of an economics question than a bitcoin question, but I'm wondering if it would be viable to leave the block size capped at 1MB for all time and simply let a series of rules ...
0 votes
1 answer
67 views

Fee rate and market cycle

Why nobody wants to use Bitcoin most of the time? Why is the fee rate spike only in few periods?
4 votes
3 answers
339 views

Could miners create a cartel to raise transaction fees?

Could miners with enough mining powers (say >95% of all blocks) form a cartel where they demand absurdly high transaction fees? Of course, I still could could hope for a miner not in that cartel to ...
7 votes
5 answers
9k views

How long would a transaction without fee take to confirm?

If I want to make a transaction and send it without fee, how long will it take to get confirmed? My friend told me it will take more than 1 day. Can anyone here explain to me why that can be happen ?
2 votes
1 answer
174 views

With constant TX throughput and increased TX requests will the mempool and/or fees grow indefinitely?

The Bitcoin network processes around 10-30 transactions per second with segwit. With an increasing amount of TX requests as more and more users join the network, how will the network eventually ...
1 vote
3 answers
134 views

Why does Bitcoin need transaction fees prior to hitting its maximum coin limit?

Why does Bitcoin build in transaction fees before it hits the maximum allowed amount of coins? That is, shouldn't the reward of coins for mining a block be enough to keep the system going? In ...
4 votes
1 answer
700 views

Why can the block production rate be as low as two per hour?

Why is it taking so long to mine a single block. Like last hour only 2 blocks have been mined. Currently been 45 min since the last block was mined. According to blockchair Hour Blocks 5 ***** ...
4 votes
3 answers
2k views

How can market-based transaction fees scale?

Can someone please explain to me what I am missing? I don't see how variable, market-based transaction fees can scale. I go to a merchant's website to buy, how do I select a mining peer to pay ...
1 vote
1 answer
98 views

Is the transaction size relevant if fee per byte is the same?

Is the size of the transaction some factor when the miner chooses one transaction over the other, provided that they both have the same fee per byte? In other words, will the miner prefer larger or ...
0 votes
2 answers
211 views

What is the estimated USD fee price in BTC when Bitcoin is worth 1 million dollars in the future?

Currently, fees in Bitcoin are quite high ($1-$30) to move anything under $50 USD. If Bitcoin is worth 1 million dollars one day, how much would an on-chain fee be? Assuming blocks are going to be ...
0 votes
2 answers
263 views

Miners forego revenue in order to 51% attack the Bitcoin protocol by rejecting blocks

I was recently listening to Mike Green and Anthony Pompliano debate the future of Bitcoin on RealVision. And Mike raised an interesting point regarding Bitcoin (I'm paraphrasing). "Scenario: Let'...
22 votes
4 answers
118k views

What happens if your transaction is never confirmed?

If I have a low amount and don't include a fee, the transaction takes forever to get confirmed. What happens if it never gets confirmed? Can the wallet that I sent it to still spend the money?
1 vote
1 answer
503 views

Paying only 6 satoshis/vbyte ($0.18 cents) per input in transaction fees?

I understand transactions are given priority based on the fee per vbyte of transaction data included in the transaction. When I look at a Fee Calculator I see different quotes based on the desired ...
3 votes
2 answers
310 views

What does the global transaction limit mean in practice?

I read somewhere that there is a global limit of about 7 transactions that can get processed per second. However I was unable to find a clear explanation of what this exactly implies. First thought: ...
3 votes
2 answers
2k views

Can we use fee rate less than 1 sat/vbyte?

Is it possible to create, sign and broadcast a transaction with fee rate less than 1 sat/vbyte?
11 votes
2 answers
613 views

Are any miners still considering priority in their transaction selection?

A new answer on Who gets Bitcoin transaction fees? has spawned discussion on the paradigm shift from selection by priority (= coin age × spent value) to selection by fee rate (= fee / transaction size)...
3 votes
2 answers
324 views

What were 'high-priority' transactions in Bitcoin Core v0.9?

I came across these release notes for Bitcoin Core 0.9 and saw this quote under 'Transaction Fees'. Does this distinction between 'high-priority' and 'highest-fee' transactions still exist? What ...
2 votes
3 answers
227 views

Why do miners choose low fee rate transactions sometimes?

Miners prefer high fee rate transactions to low fee rate ones, but the part which I don't understand is why miners pick a low fee rate transaction that has been waiting for hours in the mempool into ...
6 votes
3 answers
5k views

How can I avoid paying transaction fees?

A bitcoin transaction requires paying a fee to the network, and that fee changes depending on network congestion. During busy times the fee rate may increase substantially, so how can a user avoid ...
5 votes
2 answers
156 views

Lightning incentive for micro-cheating?

New to Lightning, and I'm having a hard time understanding something about the incentive system. So, if block sizes remain fixed, and transaction fees become prohibitively expensive one day, owing to ...
1 vote
1 answer
771 views

Bitcoin core's estimatesmartfee gives same estimate on ECONOMICAL and CONSERVATIVE mode

I have observed this behavior several times before now, the commands bitcoin-cli estimatesmartfee 2 ECONOMICAL and bitcoin-cli estimatesmartfee 2 CONSERVATIVE give the same estimates. For example, ...
3 votes
1 answer
886 views

Is there a solution to paying high fees when opening and closing lightning channels once we hit a fee only market?

Paying several hundred dollars to open and close a lightning channel seems uneconomical. This is a common argument against lightning by big blockers, I’m yet to read a valid argument against this.
3 votes
1 answer
86 views

Does LN require an on-chain "emergency lane" to mitigate systemic risks?

According to LN social slides, a fee market (in other word: "congested mempool", to my understanding) is good. But, there's systemic risks around penalty mechanism, so some sort of on-chain scaling (...
1 vote
1 answer
91 views

What is a fee market? Does it mean that blocks should be full, esp. after several halvenings?

As we all know, Bitcoin had experienced an unprecedented long-lasting congestion period in 2017. This seems quite horrible to some people generally, but it seems that such phenomenon was on the ...
2 votes
3 answers
5k views

What is the best suitable transaction fee to avoid high fees but still get confirmed?

Which is the best suitable transaction or also called as the network fee that can be set in order to avoid high fees and yet get the confirmation of the transaction. Can we say that 0.00000100 BTC is ...
7 votes
1 answer
8k views

Where can I find the current fee level for LTC?

I'm currently working on something that needs to estimate the fee for Litecoin transactions. Where can I find an overview of the Litecoin fee market? The Litecoin wiki on Fees has been last updated ...
2 votes
3 answers
1k views

Why do transaction fees exist in the Bitcoin blockchain if miners get rewarded with newly created bitcoins?

My question is why transaction fees exist, even though the miners would still get rewarded with the newly created bitcoins when/if they mine a block. Miners will rather verify transactions with a ...
10 votes
2 answers
4k views

Will the proof-of-work system end when all bitcoins have been mined?

This article from ArsTechnica is claiming that Bitcoin is not such an environmental disaster, and one of the reasons they mention is that mining will come to an end. Ok, fair enough, there is an end ...
0 votes
1 answer
422 views

After 21 million bitcoins [duplicate]

After 21 million bitcoins miners will be paid certain transaction fees but I need your guidance for clarifying following confusions:- Currently solving a block gives you 25 bitcoins but what is the ...
0 votes
1 answer
326 views

if nobody is mining then there will not be bitcoins generating anymore and verifying bitcoins ? [duplicate]

what will happen if there will be nobody in the world to mine. then there will be no future to bitcoin?? and also if nobody is mining then there will not be bitcoins generating anymore and verifying ...
3 votes
1 answer
816 views

How can I set a fixed fee sufficient for transaction success in bitcoind?

I used to use sendtoaddress with bitcoind and a fixed 0.0001 btc transaction fee in the wallet UI to do the job and every transaction was sent without any problems. Since version v0.12.0 I can see ...
5 votes
2 answers
737 views

How do transaction fees exacerbate instability in Bitcoin in the future?

I came across the paper On the Instability of Bitcoin Without the Block Reward where it says that in the near future where the incentives are only due to the transactions, instability issues will ...
6 votes
1 answer
7k views

Why does Litecoin have lower transaction fee than Bitcoin?

Is it only because LTC doesn't have as many users as BTC? Or do the faster confirmation times also help with lowering fees? Thanks
7 votes
1 answer
2k views

If I offer a higher transaction fee, will my order get processed faster?

I was reading the wiki and it seemed to sugest that the transaction fees didn't play to much of a role in determining the priority of an order but rather the actual size in bytes and the previous ...
2 votes
3 answers
754 views

Why are there always some unconfirmed transactions?

As far as I know, a miner begins creating a new block as soon as it receives a valid block from another miner. It then begins to construct and hash the next block on top of the block it just received ...
1 vote
1 answer
80 views

Does Bitcoin's high price make payments in stores less viable?

With bitcoins values getting so high (now is $2250/BTC) is it still viable to use bitcoins as a way of payment in stores? It's not that common now, but I thought that people would use it more with ...