3 votes
Accepted

how can i do mining on vmware machine

Currently, all mining software have GPU and CPU mining disabled by default. You're going to need to recompile from source and enable CPU/GPU mining to be able to mine with your CPU/GPU. You should be ...
user avatar
  • 7,639
3 votes
Accepted

How do USB ASIC Miners Work?

USB ASIC miners require some sort of control program that sends work to the miners and collects the results. You set them up in that control program. BFGMiner is one such program.
user avatar
3 votes

What are stale shares and what can I do to avoid them?

The amount of data required for a standard rig isn't very high. There are a few things that I would suggest if you are having issues. Don't use wifi if possible. Connect your rig directly to your ...
user avatar
3 votes

Does having twice as many miners give you twice as much revenue?

The specifications of the computer between the internet and the miners has to be fast enough to handle all the communication between both, but other than that, any extra capacity will remain unused by ...
user avatar
  • 538
2 votes

Does the power supply matter?

Yes. If you use a 12V/2A power supply rather than a 12V/5A supply, the voltage will drop, causing hardware errors. You will effectively be undervolting the chips.
user avatar
  • 28.8k
2 votes

Locating Server-Grade PSU-to-PCIe Power Cables for Bitmain Antminers?

A solution, but still not optimal for me, is on a Bitcoin Forum posting. The server grade HP DPS-800GBA connectors are completely incompatible with FCI PWRLOPRO connector that my existing server-...
user avatar
  • 2,927
2 votes

Bitcoin Mining using an iPhone?

Is it possible to start Bitcoin mining using an iPhone with 4G internet connection? Yes. It is theoretically possible to start mining with an iPhone. Your internet connection is almost completely ...
user avatar
  • 2,057
2 votes

Could the $25/£16 Raspberry Pi computer be used to run mining equipment?

Reading this in 2017 with a chuckle. The Pi is pretty much the defacto controller due to its low cost and energy use. I have one running an ASIC over USB with cgminer, compiled on the Pi. Some of ...
user avatar
2 votes

When did Bitcoin Core deprecate the mining function?

Arguably, never: Bitcoin Core still has a rudimentary mining function built-in, as it is used for testing purposes (on testing networks where the difficulty is lower). CPU mining has however been ...
user avatar
1 vote

When did Bitcoin Core deprecate the mining function?

The mainnet mining capability was removed in 0.13.0, The release note is dated 23 August 2016 https://bitcoin.org/en/release/v0.13.0#removal-of-internal-miner Removal of internal miner As CPU mining ...
user avatar
1 vote
Accepted

Opportunity for cheap electricity | Want to create a small BTC farm | Help

Recently I got an opportunity for cheap electricity in an eastern european country. Price would be 0.05 EUR/kWH. This is realistic. Security in a 3rd world country While in general Eastern Europe ...
user avatar
  • 26
1 vote

Where do you get the transaction data & where do you submit your work?

when going into real production I guess you need data like the latest hash, info about the block and transactions and so forth. If you're using a mining pool, you would use Stratum to subscribe to a ...
user avatar
  • 2,002
1 vote

How Do I Stop My Voltage Converter From Overloading?

Does anyone have suggestions on what I can do to get my miners running? US split-phase homes are likely to already have a 220V outlet somewhere for high-powered appliances (laundry washers, etc). You ...
user avatar
1 vote

How do I submit hashes to a stratum URL?

If you are mining with bitcoind then you are your own pool. If you find a valid block then you have to submit it to bitcoind. You got the block template with bitcoind's "getblocktemplate" ...
user avatar
  • 8,339
1 vote
Accepted

setup bitcoin miner on older hardware

if it would be possible. no. this would be wasting energy for heating the room How much Bitcoin will I mine right now with hardware X?
user avatar
  • 6,650
1 vote

Does Bitcoin mining benefit at all from having more video memory?

It seems unlikely. SHA-256 uses very little memory, so while I don't know a lot about GPU mining code, I would doubt that additional GPU memory would be used at all - I can't think what it would be ...
user avatar
1 vote

Bandwidth speed for Bitcoin mining?

I think your 3G speeds should work pretty well. They usually do not require fast internet connections.
user avatar
  • 19
1 vote

PSU for Bitmain Asic miner

Use a converter cable. They have so many on amazon: http://www.amazon.com/s/ref=nb_sb_noss?url=search-alias%3Daps&field-keywords=pci-e+converter+cable&rh=i%3Aaps%2Ck%3Apci-e+converter+cable
user avatar
  • 7,639
1 vote

Why does my Antminer S7 power down right after startup?

I'm guessing that the PSU kicked off from the overload circuit protection. I don't have this miner nor do I use 250V setup. However from observation your equipment setup appears correct. Could you ...
user avatar
1 vote
Accepted

What PSU to use with antminer s7

You need 9X of the 6-pin PCI-e connections to make this work with your miner. You need about 1350 watts for this to account for the ±10% requirements for nominal running, perhaps more if you plan to ...
user avatar
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 ...
user avatar
  • 1,150
1 vote
Accepted

Does the power supply matter?

Using a 12V 2A supply will be OK in scrypt only mode. I am using a 12V 1A for a gridseed in scrypt only mode. If you remove the fan @850Hz you can get the power usage down to 6W, other wise it is 8W. ...
user avatar
1 vote

What are stale shares and what can I do to avoid them?

I was also facing the same problem that time. This problem was due to my usb device (modem) which give internet access to my rig, when I remove that usb modem and connect the rig with my phone via USB ...
user avatar
1 vote

Are there any Mining OS to be started from USB?

It is an old question, but still showing up in Google, so it is time for an update for 2019. https://getpimp.org/ https://simplemining.net/ https://www.smos-linux.org/ http://ethosdistro.com/ ...
user avatar
  • 151
1 vote

What could be the reason for one loop being significantly more power hungry on an SP20?

Copying asker's own answer, so that this question can be removed from the unanswered queue (assuming this answer gets upvoted). I have found out how to get rid of the problem: Setting the start ...
1 vote

How to power the Bitmain Antminer C1?

I know you posted this a month ago, but i want to give my 2 cents worth. If any device has several power connectors, USE THEM. The engineers who designed the product didn't just have extra ...
user avatar
1 vote
Accepted

How to power the Bitmain Antminer C1?

I spoke directly with Bitmain. They said: The connectors are divided into 4 groups as shown in below screenshot. Connect one of the connectors from each group to the PSU and all 4 hash boards can ...
user avatar
  • 1,658
1 vote

How to power the Bitmain Antminer C1?

AntMiner C1 Manual: You must prepare your own ATX Power Supply. There are 4 PCI-e connectors for +12V DC input and all are required. That either means: The manual is right, and some of these ...
user avatar
  • 28.8k
1 vote
Accepted

Which bitcoin miner ASIC can use without leave power on computer?

The computer has to be on while you are mining. As part of the way mining works, you need block headers as your input data. For solo mining, these block headers are computed from transactions and ...
user avatar

Only top scored, non community-wiki answers of a minimum length are eligible