Questions about Bitcoin in the context of CPUs (as opposed to GPU or ASIC mining)

learn more… | top users | synonyms

-1
votes
1answer
209 views

I need to find a pool that supports cpuminer

I've been to mine with cpuminer with lots of different pools but nothing works!!! I only made it to mine litecoin on litecoinpool.org, but I need bitcoin! Which pool would you recommend?
0
votes
0answers
34 views

There are anythings wrong with my miner? “message”: “Method not found”,

my pool is p2pool, miner is cpuminer. my miner command is minerd.exe -a sha256d -o http://192.168.0.49:9332 -t 15 when I run the command its output is [2016-01-06 12:02:03] 15 miner threads ...
0
votes
1answer
179 views

Is it possible to win the Bitcoin lottery?

If you have a PC and you try casual solo mining on your PCs CPU is it theoretically possible to mine a block and get the full block reward if you get really lucky? I know this is extremely unlikely ...
0
votes
0answers
84 views

How much CPU demanding Bitcoin Core is when 8333 port is open

You may safely skip the first paragraph if in a hurry ;) I recently got public IP address. I just installed version 0.11.2 of Bitcoin Core client from PPA repository on my Linux in order to help the ...
1
vote
0answers
41 views

How to allocate hash power to an instance of bitcoind?

I'm not sure if those questions were asked this way before but ...: Is it possible to allocate CPU resources/hash power to an instance of bitcoind run on regtest?If yes, how? Assuming I'm going to ...
5
votes
1answer
956 views

What mining performance can we roughly expect from the Intel SHA extensions of the upcoming Skylake processor architecture?

Intel is scheduled to release their new x86 SkyLake microarchitecture in Q3 2015. Among other interesting features, it will introduce SHA extensions that will allow hardware acceleration of the Secure ...
1
vote
2answers
5k views

How can i set up CPU mining on bfgminer?

I just downloaded Bitcoin Core and BFGminer on linux and I would like to start CPU mining just to see how it works, maybe later I'll buy ASIC. So, how can I configure CPU mining on BFGminer?
0
votes
1answer
97 views

How much would I earn [duplicate]

how much estimate would I earn if I use cpuminer and 20ECU? Because im paying for a cloud instance for $0.01/hour. And it is 20ECU. I just want to make sure I can get profit. Thank you!
1
vote
1answer
705 views

Using Ufasoft miner with 50BTC

So I decided to take a look at this bitcoin stuff. I would like to test Ufasoft for CPU mining. Don't really care about performance. There is this nice guide: https://50btc.com/en/articles/view/68 ...
4
votes
1answer
244 views

Does CPU mining become efficient as memory requirements increase?

I am focusing on an anti scrypt coin called Vertcoin which increases it's N-factor at a set interval. On their main page on bitcointalk it states that CPU computation will make gains as N-factor ...
1
vote
1answer
2k views

Best strategy for using hundreds of 1 kh/s CPU litecoin miners

Some friends and I currently run a webapp and we rent 50 dedicated servers that run a few dozen linux VMs each. During the night they are not used a lot so we thought we could use them for cpu mining ...
-1
votes
1answer
221 views

Configure CPU Scrypt miner

I've decided to give 42coin a shot with CPU mining but the CPU miner that I've found doesn't specify how to configure it. It DOES give you the parameters though. I'm not sure if I should add a .bat ...
1
vote
1answer
448 views

Reindexing of blockchain using bitcoin qt v8.5 using 427% of Macbook CPU

My bitcoin qt client v8.5 crashed last week (I had already got full blockchain indexed a long time ago) and I had to force quit it. It's now re-indexing the blockchain but using sometimes up to 427% ...
1
vote
2answers
576 views

Specify which CPU threads are used using cpuminer

I'm using the latest version of cpuminer on a quad core cpu. How can I tell it which physical cores to use, 2 threads uses 1 and 2 but I want it to use 3 and 4 instead as I have other things using ...
2
votes
3answers
1k views

Scrypt (Litecoin) memory / performance tradeoff

For Litecoin, if memory size is increased in processing the Scrypt algorithm, for example to 384 kB instead of 128 kB (and assuming likewise an L2 cache size of 384 kB), would the typical CPU ...
-1
votes
2answers
320 views

How long to earn fractions of bitcoin [duplicate]

I started mining today, and I'm using the bitcoin GUI miner, along with rpc2013-cuda. I'm running algorithms on the CPU(completely maxed out - It's a core i7 quad-core/Hyperthreaded at 2.3GHz) and the ...
-3
votes
3answers
390 views

Can I mine with an E5 2620 CPU? [closed]

I plan on mining litecoins, but I'm somewhat late and new into the game. Would it be better for me to get a video card later, tight on budget? I'm not sure how to do the math. There isn't any ...
0
votes
2answers
8k views

cpuminer json rpc call failed [closed]

root@i-M116V:/var/www/cpuminer-2.2.3# ./minerd [2013-12-27 15:22:35] 2 miner threads started, using 'scrypt' algorithm. [2013-12-27 15:22:35] Binding thread 1 to cpu 1 [2013-12-27 15:22:35] Binding ...
1
vote
1answer
242 views

Parts of a Bitcoin Mining Rig

Original question: How important is a strong CPU and GPU for ASIC mining? I would assume that the GPU could be a cheap one because even if its high-end it probably won't help, and that the CPU should ...
2
votes
4answers
6k views

LTC mining is better than BTC mining?

I've got a notebook with these specifics: CPU: AMD Phenom X3 II N830 3.14GHz (3-Core) GPU: ATI Radeon HD 5650 1GB Mining 1 LTC is faster than mining 1 BTC? How I estimate the times for BTC and ...
3
votes
4answers
19k views

Should I mine bitcoins or litecoins?

I don't pay for my own power, but I have two problems mining. I am CPU mining at 250 mhash/s because my AMD Radeon HD 7800 series graphics card will only produce 4.0 mhash/s (the other problem I'm ...
3
votes
3answers
615 views

Bitcoin is using +90% CPU power using Ubuntu 12.04?

I am using Ubuntu 12.04 and Bitcoin client v0.8.6.0-g03a7d67-beta and Qt version 4.8.1 as the GUI. My CPU is heating up and is automaticly shutting down after 30 minutes and sometimes after many ...
3
votes
1answer
1k views

Is mining bad for the CPU?

I've started to mine some Primecoin on a couple of spare VPS's, and it's turning out to be profitable. I'm also mining a bit on my laptop when I'm not using it (e.g. during lunch break). Will mining ...
3
votes
1answer
574 views

Can bitcoind still do CPU-based mining or was that feature removed?

I'm seeing conflicting claims about whether bitcoind can still do CPU-based mining. As far back as 2011 people were saying that feature was going to "soon" be removed. Was mining removed? By the way ...
1
vote
1answer
16k views

Which coin to mine with CPU long-term [closed]

I have a machine with 48 CPU cores, running Linux. I would like to mine for a coin, not to sell immediately, but in several months when the value has increased (hopefully). I don't want to keep ...
5
votes
2answers
5k views

CPU Mining: Optimal Number of Threads

(I guess this question in principle applies likewise to Bitcoin, but given how un-profitable CPU mining of Bitcoin seems to be, this question actually arose with regards to Yacoin mining). I am ...
1
vote
2answers
2k views

Running a command line bitcoin CPU miner on ubuntu for slush's pool

I don't intend to do this long term as I am pretty sure the cost of the power would exceed the earnings, this is more for educational purposes. What I'm looking for is a command line miner for Ubuntu. ...
0
votes
1answer
3k views

Hashrates for Opteron and Xeon CPUs

I'm looking for the benchmarked hashrates of both a 1.0GHz Opteron 2007 CPU, as well as a 1.2GHz Xeon 2007 CPU. I looked here but didn't see them mentioned. Also, on that references page, I don't see ...
1
vote
3answers
1k views

Mining computations by the numbers [duplicate]

On average, how many "computations" (GPU computations, CPU computations, CPU cycles, etc.) does it take to solve a block ("win" a mining race)? What are these computations measured in? Operations? ...
1
vote
3answers
2k views

Does having the Bitcoin Client running always use up a lot of the CPU?

I have the Bitcoin Client running on my laptop, it is up to date and now fully synchronised, but it is running the CPU at almost 100% and so makes doing anything else extremely slow. Is this normal? ...
8
votes
2answers
37k views

How to configure CGMiner with CPU?

I'd like to start mining Bitcoins on a CPU for testing purposes. I've downloaded CGMiner, compiled it and created a config file without any problems, however starting it results in an error message: ...
-3
votes
1answer
666 views

The bitcoin miner lags my cpu 99% and how i will earn bitcoins

Bitcoin Miner program uses my CPU 99% can you just little make it no laggy and how do i earn bitcoins? in the internet sites and forums they dont sya anything about earning bitcoins
5
votes
1answer
346 views

Is there a bitcoin market for CPU time / memory space / disk space?

Bitcoin mining pools are like lending / borrowing cpu time, but it's only for hashing. Is there something more general; a market where you can lend and borrow cpu time, disk space and so on?
4
votes
1answer
891 views

Does Bitcoin-QT use more CPU when its idle than during synchronization?

I am running the standard client on a micro Amazon EC2 instance. When I am synchronising Bitcoin with the network, it uses about 50% of the available CPU. After it is fully synchronised, I leave it ...