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Questions tagged [mining-pools]

A mining pool is a way of sharing the work needed to find a block. Miners are rewarded in proportion to the amount of computing power they contribute to the problem, with various ways of calculating returns. Use this tag when specifically asking about operating a mining pool or about pooled mining but not other forms of mining.

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What are the steps to create a block template?

My current understanding is that pool operators create block templates and pool miners solve the math to add it to the blockchain. My question is what are the steps for a pool operator to create a ...
Jake Stanton's user avatar
3 votes
1 answer
231 views

Miner for Non-Standard Transactions

I understand that bitcoin-core introduced the IsStandard() check in v0.9(?) to prevent non-standard transactions from being broadcast (unless in a mined block). I'm interested to know whether there ...
Martin's user avatar
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3 votes
1 answer
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Matching pushpool difficulty with stratum's

I have a new question for you. I have setup the stratum mining proxy, and all is working fine. (Actually found our first block recently!) However, I have pushpool running as well, and some of my ...
Robin Jonsson's user avatar
2 votes
0 answers
24 views

Any man-in-the-middle (MITM) hashrate theft examples

One benefit of Stratum V1 to Stratum V2 is protection from man-in-the-middle (MITM) hashrate theft. Are there any documented examples of man-in-the-middle (MITM) hashrate theft in practice ? Like ...
WebOrCode's user avatar
  • 353
2 votes
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Mining with multiple pools

Miners pool their hashpower together to reduce payout variance. The larger the pool, the lower the variance, which unfortunately incentivizes centralization. Today, over 50% of the total hashrate is ...
Vojtěch Strnad's user avatar
2 votes
2 answers
153 views

What are bitcoin Pool APIs?

I contacted a website and asked them where they get their data for crypto like Bitcoin, as I am trying to find the place for the most up to date and reliable data on Bitcoin and other crypto. They had ...
Joe's user avatar
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0 answers
63 views

minimum hash rate of a pool to earn a reward

how much minimum hash rate of a new bitcoin pool should be to be able to compete with other pools to earn a reward? how can I calculate that value? any help appreciation
anonim's user avatar
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2 votes
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Calculating Hashrate / Threads correlating to Average Block Time

Wondering if anyone can provide some detailed fact based information on how pool mining using Fixed Difficulty affects the probability of N number of shares found over T time given the variables X ...
McFlySoHigh's user avatar
2 votes
0 answers
108 views

Can mining pool participants customize the coinbase of the block they're mining?

If a participant can customize the coinbase, how would that be done? Pool participants make certain decisions about how they mine. Some of those decisions are apparent in each block solved by that ...
Dave Scotese's user avatar
2 votes
0 answers
2k views

How to calculate the minimum recommended hashrate for p2pool network?

I'm trying to add the current minimum required hashrate for miners on my p2pool frontend. I've seen such calculation for the litecoin network here. For litecoin with quite a high p2pool rate and a ...
q9f's user avatar
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1 vote
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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 ...
Motiv's user avatar
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0 answers
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I need help figuring out what happened with my BFGminer overnight

I'm a newbie to crypto and was experimenting with usb erupters because I was getting into ETH mining with my rig and wanted to test it on something less risky. I ran ck pool for my USB erupter just to ...
Kulneet's user avatar
  • 11
1 vote
0 answers
188 views

Stratum: How many shares should I submit per job?

I'm implementing a bitcoin CPU miner just for fun in python. I've been reading a lot about bitcoin and the protocol pools use for communication and coordinating workers but there is a key concept I ...
PHAN's user avatar
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1 vote
0 answers
197 views

Having trouble finding wallet.dat

Where is the data folder for Bitcoin-Qt? Windows: %APPDATA%\Bitcoin (This defaults to C:\Documents and Settings\YourUserName\Application data\Bitcoin on Windows XP and to C:\Users\YourUserName\...
Right Way's user avatar
1 vote
0 answers
283 views

In a mining pool, how do shares counting works with vardiff?

I was reading this very interesting page: https://slushpool.com/help/hashrate-proof/ I read the "How does the mining and hash rate calculation work?" section and with a fixed difficulty for all ...
Absurdev's user avatar
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Bitcoin, BTC.com and monitoring double-spend attempts

I'm reading Analysis of hashrate-based double-spending article. On page 10 there's a table listing probability of successful double-spend attack in relation to required number of confirmation. ...
Marek Howard's user avatar
1 vote
0 answers
91 views

Does PPS reward depend on specific block difficulty?

How is reward per share calculated on PPS payments system? Does it depend on specific block difficulty or average difficulty per day/week/month used? If I have mined two successive blocks with ...
pzhabkin's user avatar
1 vote
0 answers
400 views

Is it possible to simulate a mining pool with localhost in windows?

All I want to do is run the miner in CPU (without mining any real coins, no online pool, and no wallet) without connecting to any online miner. I tried using XMRig miner to do a localhost run but ...
Gworld's user avatar
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1 vote
0 answers
55 views

Hashes and payment

I’m still learning about mining and all, but there’s one thing I still don’t understand. I was checking out the hashflare site and came across the store where you can buy hashes. What I don’t get it, ...
Jesus Tweet's user avatar
1 vote
0 answers
351 views

Solo Mining with Diablo-D3 Miner and Stratum

I'm using Diablo-D3 Miner to solo mine for a personal project. I setup Diablo-D3 Miner on my machine but since I do not want to download the entire blockchain (currently, over 200 GB) I decided to go ...
S.O.S's user avatar
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crypto currencies mining

For now i can't afford a great GPU for mining. But what i am thinking is... To mine a very low difficulty coin as much as i can with my old cpu and gpu and wait untill the currency price grow up. But ...
Ahmed Shaltout's user avatar
1 vote
0 answers
118 views

How do block rewards work within a pool?

Suppose there is pool A with 10,000 miners and another pool B with just 10 miners. There are two miners in the pool A and B each having some mid range hardware with 500H/s (for monero mining its good ...
knobiDev's user avatar
  • 111
1 vote
0 answers
2k views

Best GUI Miner - To use with slush pool

I have recently wanted to get into mining some crypto currency. And would like to use a GUI based miner for ease and convenience. But I haven’t found any that seem to be any good yet it that are easy ...
Mike Johnson's user avatar
1 vote
0 answers
827 views

Bitmain S9 BMMINER does not respond to Stratum set_difficulty command

We use a modified version of this library to implement the first SHA256 multi+merge mining pool. It works just fine with the S7 which has CGMiner 4.8 ("cgminer/4.8.0"). However, the S9 with BMMINER 2 ...
Oleg Belousov's user avatar
1 vote
0 answers
459 views

Does Stratum cause mining to be more centralized than getBlockTemplate would?

I read the question "I don't understand the "51% attack" problem. Why does a mining pool have power with a 51% share?" and its anwers. That made me wonder that since the GBT protocol is ...
Gary Chen's user avatar
1 vote
0 answers
284 views

How to make Simplecoin's powerpool to support Litecoin Segwit?

I tweek the code transation.py https://github.com/simplecrypto/cryptokit/blob/master/cryptokit/transaction.py#L150 add: if (self.default_witness_commitment is not None): data += b'\x00' ...
temple's user avatar
  • 163
1 vote
0 answers
203 views

Is there any pool that rewards shares submitted during lower difficulty more than shares submitted during high difficulty?

I want to rent miner and buy hash and send them to pool. The thing is I want to do so only when difficulty is lower. Difficulty fluctuates and in general, the market take care of things well ...
user4951's user avatar
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1 vote
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130 views

Stratum Server with twisted: Worker Autoadd enabled, nut not working?

I have a problem with Twisted, It works but I have set the config.py the Param for USERS_AUTOADD = True but it doesnt works? Already restarted my Ubuntu 14.04 LTS 64 bit, and Stratum too, but it ...
barks's user avatar
  • 31
1 vote
0 answers
46 views

How can I find out if a mining pool has been leaking user information?

To my surprise, I have received spam to an email address which I exclusively used with a mining pool that seems to be generally considered trustworthy and reliable. The spam is bitcoin related and ...
mafu's user avatar
  • 113
1 vote
0 answers
1k views

Writing a GPU Bitcoin mining client (learning purposes)

I want to write a basic GPU miner from scratch for learning purposes. By "from scratch" I don't mean that I am unwilling to use libraries but I want it to be similar to real GPU mining software, and ...
Code is good's user avatar
1 vote
0 answers
800 views

How do I make p2pool accessible from outside my network?

I want my pool to be accessible from the public, i have forwarded port 9332 and 9333 on both udp/tcp, and its still not possible, and the system firewall is open for that, for example i cant access ...
Hoz Serkany's user avatar
1 vote
0 answers
110 views

Pool that seems to be stuck on a block

I'm running a Litecoin pool that seems like it might be stuck on a particular block... it's been working fine all along but is currently at like 312% Of Expected Shares, I've checked the cron jobs and ...
Warren Bullock III's user avatar
1 vote
0 answers
182 views

Splitting hashpower over multiple pools

Is it possible to split the mining hashpower of a rented mining rig over multiple pools simultaneously? Say, I rent a scrypt mining power of 5 Mh/s. What I want to do is point that rig to a stratum ...
Asfandyar Sheikh's user avatar
1 vote
0 answers
866 views

How can I configure to solo-mine, and use a mining-pool as failover?

cgminer can be configured to have multiple pools. Is there a way, to have as first entry my private wallet, and as second entry a public mining-pool? Doing so gives strange output: [2014-01-29 12:...
Markus's user avatar
  • 111
1 vote
0 answers
925 views

mining pool with eloipool, fires up port but cannot connect

I am trying to get eloipool up and running in a solo mining configuration using this installation https://bitcointalk.org/index.php?topic=158105.0 eolipool starts up error free but clients cannot ...
dooode's user avatar
  • 599
1 vote
0 answers
1k views

How do I set CPUminer to Scrypt instead of SHA256?

I have started litecoin mining with cpuminer on Ubuntu 12.04 and I keep getting this message. PROOF OF WORK: RESULT: false(booooooo) From what I understand litecoin uses scrypt however my cpuminer ...
mintuz's user avatar
  • 111
1 vote
0 answers
2k views

Pushpool GUI Miner failed to subscribe

I'm trying to setup a pool for me and my friends as a test to start with put i have it all setup but it's not working properly, GUI Miner Console output 2013-03-30 19:08:43: Running command: poclbm....
Barkermn01's user avatar
1 vote
0 answers
224 views

no_db_file error in ecoinpool

I have successfully installed ecoinpool and couchdb on my server and both are working great just the problem is that when i try to create a worker i get the following error "Database information could ...
Keshav Nair's user avatar
1 vote
0 answers
259 views

Are the miners concerned with what the pool operators do with their hashpower?

I've stumbled upon a few posts on the Bitcoin forum about miners claiming that they don't care what the pool operators do with their hashing power as long as they are paid, and some others that are ...
ThePiachu's user avatar
  • 43.1k
1 vote
1 answer
216 views

Why does the Stratum protocol use a Share Difficulty of 2^32?

In the comments below his answer to my recent question about Network Difficulty, Pieter noted that Stratum Share Difficulty is an entirely separate concept. See https://bitcoin.stackexchange.com/a/...
sha2fiddy's user avatar
1 vote
1 answer
56 views

Whatever happened to Bitcoin miners mining additional coins in combination with Bitcoin mining like pre-2015?

Back in the early days of Bitcoin mining, many people were dual mining namecoin with bitcoin and some other coins. Why don't we hear anymore of this dual mining functionality in 2021+? What were some ...
Patoshi パトシ's user avatar
1 vote
1 answer
585 views

Why mining pool has different connections ports for different difficulty

In the documentation of mining pool I found following Connect Details: (Difficulty 5 - GPU) stratum+tcp://stratum.btcprivate.org:3032 (Difficulty 10 - GPU Farm) stratum+tcp://stratum....
Thugmaster's user avatar
1 vote
1 answer
2k views

Attach worker to CEX.IO account

I have been able to set up basic mining using minerd, and it is happily mining away on GHash.IO. However, it doesn't seem to be attached to my CEX.IO account, even though I am mining with these ...
idiot.py's user avatar
  • 111
1 vote
1 answer
339 views

Segwit2x mining after the fork

When will we be able to start mining Segwit2x? I am currently mining with Slush's Pool. Will the entire pool switch or should I switch to a different pool? Is there anything I should do on my side?
Roee Anuar's user avatar
0 votes
0 answers
27 views

How could pool-resistant mining change the censorship resistance of Bitcoin?

Researching mining centralization in Bitcoin, I came across Wownero's solo-mining only pool resistance. There do not seem to exist any pool mining Wownero as shown in miningpoolstats.stream. Let us ...
John Smith's user avatar
0 votes
0 answers
46 views

How should I order the block header data in messages with the pool?

First i am creating this post to benefit all of you who are really into understanding and building your own miner from the scratch. There is so many materials but rarely have anything in common. I ...
menelique777's user avatar
0 votes
1 answer
165 views

Which bitcoin mining pools can be used with a Bitaxe miner?

I recently acquired a Bitaxe bitcoin miner. Which mining pools can I configure it to be used with? It's default pool was configured to mine to https://web.public-pool.io, but when I search on that ...
Otilla Higgs's user avatar
0 votes
0 answers
22 views

Schedule programmatically ASIC mining

i'm looking to get into ASIC mining buying something around 1kW of power. I have photovoltaic panels at home and during the day I have excessive power I can use to mine. I'm not set on a specific ...
danipisca07's user avatar
0 votes
1 answer
119 views

how to obtain the IP addresses of nodes for mining pools?

I have set up a node for mining, and in order to maintain network stability and quickly receive the latest tasks, I would like to connect to nodes of some large mining pools. Does anyone know how to ...
youcai zhao's user avatar
0 votes
0 answers
32 views

What is wrong with this JSON-RPC? (via BTC.com)

The subscribe message works. But the authorization does not. I was wondering why I cannot get this to work. The expected outcome is to have a miner that is logged in and has no errors in authorization,...
Anthony Pulse's user avatar