Questions tagged [cgminer]

CGMiner is an open source ASIC/FPGA miner for Windows, Linux and macOS.

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CGMiner litecoin mining generates invalid nonce errors

It seems that litecoin/scrypt support in cgminer is unstable as I've found a lot of mentions of this error in various forums and no real solutions. Some seem to be able to resolve the problem by ...
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2answers
1k views

“block decode failed” error while mining in pool

I just started solo mining last month, and I have no problems with cgminer. I have already shares accepted and sometimes new block detected. I want to know why when I want decode I've an error? For ...
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4k views

Why do I get this error when I try to install CGMiner on my RaspberryPi?

I am going crazy trying to install CGminer on my RaspberryPi (I use Raspbian) to mine Scrypt currency I downloaded it and when I perform: sudo ./configure finally I get the following error message: ...
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1answer
1k views

More than 1000 CPU solo mining = bitcoin? [duplicate]

If I have 1000 (or more) machines with CPU (and no GPU) solo mining (12 hours/day), will it be profitable? Forget about the costs of electricity, etc... I want to know if doing more than 1000 ...
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2answers
941 views

How to connect to Terraminer via USB?

Does anybody know how exactly to connect to Terraminer machine via USB?
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1answer
15k views

How to mine with Intel HD Graphics 4000?

I'd like to mine with my Intel HD Graphics 4000 (128SP 16C 350 MHz/1 GHz, 1.8 GB DDR3 1.6 GHz 64-bit, Integrated Graphics). I think it has support for OpenCL, as I ran benchmark ...
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3answers
5k views

cgminer freezes at random intervals

I have just recently built a mining rig. The problem I am running into is that cgminer will randomly "freeze" while mining. When I say freeze cgminer will just stop accepting shares and the GPU data ...
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1answer
2k views

Can one GPU mine on Mac OS X using cgminer?

I succesfully installed cgminer on my mac but every time I try to run it I get the message [2013-09-16 15:03:49] clDevicesNum returned error, no GPUs usable why is this? Is it that you cannot mine ...
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1answer
5k views

What is the utility in the cgminer statistics

While digging through the API of the cgminer I noticed that there is a value which I could not figure out what it means: the utility. What does it stand for, what are common values and how is it ...
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1answer
11k views

cgminer Rejected as lowdifficulty

I got an issue with cgminer constantly rejecting shares. How can I fix it? Here's example rejection (note that Diff jumps - sometimes it's 6/1 sometimes it's 1/1) : [2013-04-09 14:24:05] Rejected ...
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1answer
2k views

How might I reduce the percentage of rejected shares using an Avalon 741 with NiceHash?

I have an Avalon741 running on NiceHash with CGminer and I'm new to mining. The command I'm running is as follows: sudo ./cgminer -o stratum+tcp://sha256.eu.nicehash.com:3334 -u <address> -p d=...
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2answers
15k views

How to enable device in cgminer?

I I have a GekkoScience Compac BM1384 bitcoin miner that I am trying to get working with CGMiner on my Raspberry Pi. It is really annoying though, as it doesnt detect any devices on startup. However, ...
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1answer
478 views

Antminer U1 running on raspberry pi not accepting shares

I'm new to bitcoin mining and am trying to figure everything out still. My Antminer U1 running on my raspberry pi using cgminer is not accepting any shares, and doesn't appear inside of the mining ...
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2answers
281 views

Is there any argument to be passed to CGMiner\AntMiner S2 to reserve amounts of hashing power for specific workloads?

I have an AntMiner S2 (1TH/s) and I'd like to mine both on BTC and NMC. Would that be possible, for instance, to use 50% of power just for BTC workloads and the other 50% for NMC? EDIT: What exactly ...
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1answer
4k views

Setup cgminer on Ubuntu 12.04 (im getting libudev.so.1 not found error)

I have read and read and read over the internet but noone seems to have problem like this. Im trying to setup cgminer on my Ubuntu 12.04 (64 bit) desktop but i failed. Downloaded cgminer from url ...
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2answers
471 views

CGMiner freezing on anything above intensity 16

I have 2 x Sapphire 7950 Boost cards running on Windows. I can only get them running stable on intensity 16 using CGMiner. Anything above that and the whole system freezes up (screen stays on but ...
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1answer
5k views

Is my cgminer (scrypt) working / Mining on middlecoin pool

I'm trying to mine on the middlecoin pool using the following command: cgminer --scrypt -o stratum+tcp://middlecoin.com:3333 -u 1C7Ubg5VxvJyXYBT6neNVFgUVdgq1Kiy72 -p asdf and I do get the screen ...
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1answer
8k views

How to fix “Failed to resolve (?wrong URL) cgminer.exe --bmsc-options”

I downloaded CGMiner and have my pool with slushs pool. So below I believe is the correct setup for CGMiner. cgminer.exe --bmsc-options 115200:20 -o stratum.bitcoin.cz:3333 -u Starfleet.worker3 -p ***...
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2answers
3k views

can I improve LTC mining on this GPU?

I use CGMiner(unless there's a better one) on an AMD Radeon HD 8570D. it gets 22-23kh/s but most times I see people mentioning their graphics producing multiple megahashes. do I just have the wrong ...
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1answer
448 views

Error message in cgwatcher with intel hd graphics 4000

The error message is : "the miner path for the active default profile (chemin vers cgminer.exe) does not exist. You must set the miner path before you can start mining. Click the manage profiles ...
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1answer
2k views

When launching cgminer with scrypt parameters, Windows gives an error message. Why does this occur?

Cgminer opens up, stays for like a second or two and then Windows gives me an error message. Mining (bitcoins?) without --scrypt works fine but with the scrypt parameter, I get the message seen in the ...
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1answer
441 views

p2pool passwords

I think I have cgminer configured and I want to connect to a mining pool. I have created a .sh file with the following text: export DISPLAY=:0 export GPU_MAX_ALLOC_PERCENT=100 export ...
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1answer
3k views

How can I get CGMiner to connect to mining_proxy.exe

I'm trying to get my CGMiner to connect to my mining_proxy.exe which I have my network ASICminers running through. I have tried these (below) in every combination I could think of, local ip, 127.0.0....
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1answer
9k views

Why would I have so many rejected shares while mining?

I am mining litecoin with give-me-coins and I have the following info on website's stats section Valid Paid: 118 Invalid (Not Paid): 113 (95.76%) As far as I know this is not very good. How can ...
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1answer
7k views

No accepted shares on cgminer (sync issue ?)

I don't really understand how cgminer works. I try to mine using cgminer + cgwatcher on a BtcGuild pool but even after 1 hour mining I don't have any accepted or share block. What I don't understand ...
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6answers
34k views

cgminer settings [ ati / amd radeon HD6870 GPU ] scrypt

I'm found that speed of my cgminer should be around 320kh/s: https://litecoin.info/Mining_hardware_comparison ati / amd radeon HD6870 GPU The wiki recommend use this -I 19 -g 1 -w 256 --thread-...
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2answers
13k views

Stratum from pool 0 detected new block

I'm trying to mine litecoin on litecoin-pool with cgminer ./cgminer --scrypt -u username.1 -p password -o stratum+tcp://lite.coin-pool.com:3333 and it keeps on returning [2013-10-05 14:24:28] ...
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1answer
3k views

Scripting multiple cgminer processes / running on a router

I'm running TomatoUSB (a Linux-based firmware) on a Broadcom-based home router. Connected to the router's USB port is a 7-port D-Link hub and a number of Asicminer USB Block Erupters. Am finding some ...
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0answers
18 views

How would I ever know if my solo miner found a block?

I've tried solo mining in two ways: using cgminer, ASIC and ckpool using minerd connected to my own instance of bitcoin-qt. Either way, I've never seen any indicator showing that I have mined 0 BTC, ...
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1answer
3k views

Whatsminer event code E011

I have a whatsminer M3 working for the past 2 months with no problems at all, but yesterday it started acting strange since it is restarting every 15 minutes, all temperatures are fine between 80 to ...
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1answer
4k views

Problems with CGMiner 4.9.2

I have tried reaching out for assistance in other Bitcoin forums, to no avail as apparently I have bought miner hardware that is not supported by the people who are responsible for CGMiner software. ...
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0answers
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 ...
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1answer
1k views

libudev error while configuring cgminer on fedora 22

I am using Fedora 22, 32bit OS and have Antminer U3 for mining operations got the cgminer source code from GIT: git clone https://github.com/bitmaintech/cgminer while running ./configure --enable-...
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0answers
189 views

Avalon2 times out when using cgminer on the Raspberry Pi

I am running cgminer on a Raspberry Pi, with the command: sudo ./cgminer --avalon2-freq 500 --avalon2-voltage 7250 --avalon2-fan 50 -o stratum+tcp://stratum.bitcoin.cz:3333 -u <"username.worker"&...
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0answers
1k views

How can I mine ALT SHA-256 coins using a Bitmain S4?

The bitmain S4 does 2TH/s out of the box with no overclocking. For many alt SHA-256 coins, this can be 10% - 50% of the entire network hashing power, which would allow us to gain alt coins quickly, ...
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0answers
4k views

I am new with peercoin and confused is it mining or not [screenshot] [closed]

I am new in peercoin and trying first time mining of any currency just to see how it works. I installed cgminer but there's an error Probing for an alive pool Network diff set to 91.5 like that ...
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1answer
325 views

Crashing problem when running 2 x 7950's on Corsair CX750 in mining rig

I currently have 2 PC's with a Corsair CX750 PSU in both of them. I bought 4 x Sapphire Radeon 7950's with the intention of having two in each PC. The cases are open and the GPU's have been mounted ...
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0answers
554 views

cgminer not accepting or rejecting

I have a R9 280x Toxic edititon and I've set up cgminer with latest catalyst on ubuntu 12.04.3 the thing is, if I run cg miner like cgminer --scrypt -o stratum+tcp://url:3333 -u a.b -p c -I 13 -g ...
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820 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:...
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0answers
256 views

CGMiner settings so that Photoshop usage isn't slow

Currently I have two settings for CGMiner, using a Radeon 6850 for home usage. One for casual work, and one for night-time (light and heavy). However, even at the casual settings Photoshop is very ...
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3answers
9k views

What are the optimal cgminer settings for a AMD Radeon HD 6670? [closed]

I'm following this tutorial for mining Litecoins, and I'm having a little hard time finding the optimal cgminer settings for my AMD Radeon HD 6670. Any hint on that? The tutorial gives this ...
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0answers
91 views

Does CGminer work with Network miners?

I have the black cube miners that work via cat5/network and have yet to be able to connect them to cgminer. I have looked all over the internet and haven't found anything about how to do it. So my ...
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1answer
3k views

Coinotron wont show updates from cgminer

I type this into command on windows C:\Users\developer\Desktop\cgminer-3.7.0-windows\cgminer.exe --scrypt -o stratum+tcp://coinotron.com:3334 -u exploithb.1 -p x and it looks like its working, Im ...
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2answers
5k views

How can I use the USB block erupters to mine Namecoin?

Since the block erupter is useless to mine for Bitcoin now. From what I understand the only other two options would be is to mine Namecoin or Devcoin since they use SHA256 encryption. But how can I ...
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2answers
5k views

cgminer not working on deepbit.net [closed]

I installed Cgminer and created the batch file to run it cgminer.exe -o http://pit.deepbit.net:8332 -u myemail@gmail.com_workerName -p s3cr3t but when I run it I get [2013-05-21 00:39:34] Started ...
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1answer
4k views

Trying to use Block Erupters with Ubuntu 13.04

I'm trying to Mine with ASICMiner's Block Erupters on Ubuntu 13.04. I've installed everything (bitcoin-qt, cgminer, bfgminer, I've got the block erupters in usb hubs hooked up to my ubuntu box). But ...
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1answer
1k views

How to know if cgminer is really mining?

I have set up cgminer on a linux machine to mine litecoins. I already installed the nvidia driver for this. Yesterday at night I put it to mine (I guess) but I'm in doubt if it is really mining ...
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3answers
5k views

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

I'm having trouble getting my Zeusminer Blizzard running; neither cgminer nor BFGminer detect it. Here are the results of lsusb: Bus 001 Device 025: ID 10c4:ea60 Cygnal Integrated Products, Inc. ...
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1answer
8k views

Two GPU's But Only One Will Mine In cgminer

I have a rig with two GPU's set up in it. Both are ASUS and one is a R9 280x and the other is a HD 7790. Both appear when I run the command: sudo aticonfig --lsa GPU 0: This is the HD 7790 GPU 1: ...
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1answer
1k views

How can I configure my miner for two pools simultaneously?

I have a single sc 30gh/s miner. I want to run cgminer as well guminer at a time simultaneously, will there be any difference? I want to use cgminer to mine at BTCGUILD and guminer for mining at ...