7 votes
Accepted

Overclock Antminer U3 running on raspberry pi

I set up my rasp pi b+ and U3 mining rig using the instructions in this forum post, with screen and cgminer. The command relevant to over clocking the raspi that I used is the following: sudo ./...
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  • 186
3 votes

Does this mean it's mining?

You are using an ancient version of bfgminer CPU mining was disabled by default even in bfgminer 3.10.0, your gpu doesn't seem to get detected You're about 4 years late for CPU mining and 3 years ...
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  • 62.3k
3 votes

Simultaneously Solo and Pool Mining

Now, if I discover a block, won't both my localhost GBT "pool" and the remote pool claim it as theirs? No. That isn't possible. Changing the coinbase transaction (what controls where a block reward ...
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  • 28.6k
3 votes
Accepted

How can i set up CPU mining on bfgminer?

You can run a miner on a CPU, you just won't generate any measurable revenue. But as an experiment, it's certainly possible to do. I run cgminer on a CPU as an integration test for one of my node.js ...
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2 votes

Why is the accept / utility of one of my miners consistently higher than the others?

It appears that the worker with the more shares/utility is solving low difficulty pool shares, where the other 3 are probably mining at a more appropriate difficulty level. Utility is the measure of ...
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  • 301
2 votes

Overclock Antminer U3 running on raspberry pi

I have 2 u3 antminers running on a raspberry pi b+ I could not get my u3 any faster until i used minera software,set to cgminer (offical) with command: --au3-volt 830 --au3-freq 250.0 In the ...
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  • 21
2 votes
Accepted

Simultaneously Solo and Pool Mining

You might be connected to both pools, but only working for one: When you mine, the block you are trying to find contains a recipient address for the block reward. Therefore, a block can only ...
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  • 62.3k
2 votes
Accepted

Why won't my bitcoin miner detect any of my hardware?

According to the release notes, current versions of bfgminer only support FPGA and ASIC mining hardware out of the box. It sounds like you don't have any such devices. CPU and GPU mining are not ...
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2 votes

mining command-key term explanation

Bfgminer is the mining application, the line with the stratum output is the pool that the miner is configured to use. Your address would be a bitcoin address that you own. The worker name and password ...
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  • 2,630
1 vote
Accepted

how to fix mining software make error? bfgminer bitcoin

error in miner file, something to do with cpus ./configure with enable cpu mining fixed this now able to make bfgminer note similar issue from other users: https://github.com/luke-jr/bfgminer/issues/...
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1 vote

Cannot connect to slushpool with bfgminer

I am also new to slushpool with bfgminer. follow steps if it works to you . sudo bfgminer then enter url stratum+tcp://stratum.slushpool.com:3333 then it will ask username with worker username....
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1 vote

Altcoin Solo mining Help / Advice

Shares are an accounting mechanism to allow for miners in a pool to prove how much work they did towards finding the next valid block hash and fairly divide any rewards. With solo-mining, there are no ...
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1 vote

Bitcoin Solo Mining with bfgminer

The error messages you see are exactly what you get if you just start bitcoind without any proper configuration. Did you make sure you started your bitcoind with the -server flag at all? Only that ...
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  • 184
1 vote

Why can't I get any miner to work on my PC?

You cannot mine Bitcoin on a desktop (or laptop) computer these days. If you are trying to mine Bitcoin on Slush, you will need an ASIC. You can potentially mine ZCash on Slush, if you have a high ...
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1 vote

BFGMiner No device detected

The best gaming PCs gave up in 2013. Now you need ASIC hardware to mine. Even 1 TH/s (1000 GH/s) is not fast anymore - I wouldn't buy slower than that. The device bfgminer is looking for is an old and ...
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  • 8,319
1 vote

Gridseed not mining bitcoin - no shares accepted

So, I'm not much of a miner myself, so please take this with a grain of salt. When I plug in your numbers into a mining calculator, 11Gh/s resolve to earnings of just below 0.001 btc per month. This ...
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  • 62.3k
1 vote

Antminer U3 not detecting in cgminer nor bfgminer?

From BFGMiner's README.ASIC file: The U3 does not support autodetection, so you will want to use --scan-serial to manually probe it. For example, to scan all devices, you can use: -S ...
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  • 1,150
1 vote

Zeusminer not being recognized with BFGminer

I'm running BFGminer 5.4.0 on a pi with two Zeusminers. Here is an example of my command that I run: --scrypt -o stratum+tcp://pool:port -u username -p password -S zeusminer:/dev/ttyUSB0 --set ...
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1 vote
Accepted

Gridseed USB ASIC Won't Mine Bitcoins

I found this link apparently cgminer doesn't like usb3 according to the forum post don't know why I thought usb3 is backwards compatiable. But I tried thinking this is bull but it worked.
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1 vote

I'd like to connect an LKETC USB Scypt Miner to my Raspberry Pi. Help?

I build a custom driver wich allow to run lketc usb miner with other scrypt miner (originaly this driver is a zeus clone, but if you use lketc and zeus at same time one of miner not works) you can ...
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  • 11
1 vote

I'd like to connect an LKETC USB Scypt Miner to my Raspberry Pi. Help?

I think these might be rebranded ZeusMiner ASICs - LKETC doesn't appear to sell any scrypt miners below the 1MH/s range. Also, some of the reviews on that item say that they've had luck on linux with ...
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  • 28.6k
1 vote
Accepted

Bitminter - no rewards when more work was done?

When a block is found the 10 latest shifts get paid. Finding blocks is a random event. Sometimes we find the next block quickly, other times it takes longer. Sometimes it happens that it takes a lot ...
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  • 8,319
1 vote

How can i set up CPU mining on bfgminer?

You're not going to be able to mine Bitcoin with a CPU. This has been covered before. You'll need to buy an ASIC.
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1 vote
Accepted

Neither cgminer nor BFGminer detect my Zeusminer Blizzard. (Ubuntu/Linux/Mint)

There are a few things that might be going wrong. First, are you sure that your user has rights to read and write the serial port? (There are plenty of tutorials online about how to do this.) ...
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  • 26
1 vote

Can you specify Antminer overclock settings in bfgminer config file?

Try: "scan" : [ "antminer:clock=x0781" ]
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  • 1,150
1 vote
Accepted

How accurate should pool estimation of hashing speed be?

This happens with all pools. Some pools measure over a long time and get a fairly accurate hashrate, but it is very slow to react to changes (stop mining, add hashpower, etc.). Other pools measure ...
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  • 8,319
1 vote

bfgminer 'Rejected' problem

Bugs can be reported at https://github.com/luke-jr/bfgminer/ Please run with --log-file debug.log --debuglog -P and upload the entire file to Dropbox (or equivalent); if you have sensitive ...
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  • 1,150
1 vote
Accepted

BFGMiner + CGMiner solo mining, how to specify payout address

It depends upon the parent's support of the coinbasetxn capability. When your (getwork or getblocktemplate) request includes the coinbasetxn flag, the response may (should) contain an address for the ...
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  • 179
1 vote

clDevicesNum returned error, no GPUs usable

Add --gpu-platform 1 to the start of the config line in order for it to ignore the Intel card.
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