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1  Alternate cryptocurrencies / Mining (Altcoins) / ethminer refuses to mine ETH with "out of memory on CUDA device" error on: September 08, 2022, 01:54:06 PM
Hi everyone:


I should admit that I haven't been up to speed on crypto-mining lately. I built my rig a few years back and had it running and do its thing in my basement.

Here's my setup:

- I have 4 (genuine) GeForce GTX 1060 cards, each with 6GB of video RAM. (Bought them on newegg, so I'm assuming it's not a Chinese knockoff.)

- Mobo: ASUS PRIME Z270-A LGA 1151 Intel Z270 HDMI SATA 6Gb/s USB 3.1 ATX Motherboards - Intel

- CPU is: Intel(R) Core(TM) i3-6100 CPU @ 3.70GHz

- RAM: 8 GB - Single DDR4 2666 MT/s (PC4-21300) SR x8 DIMM 288-Pin Memory

- Drive: SSD -- 128 GB -- ADATA SU800 M.2 2280 128GB Ultimate 3D NAND

- Power supply: EVGA SuperNOVA 1000 G3, 80 Plus Gold 1000W


I was using the open-source ethminer to mine ETH for a couple years or so. Through the following command line:

Code:
ethminer.exe -P stratum://0xmy_eth_id.my_mining_rig:x@us2.ethermine.org:14444


So a few days back I got a notification from the mining pool that it hasn't received any good hashes. I checked my mining rig, rebooted it, and it was showing the following errors upon the start of the ethminer:

Code:
ethminer 0.19.0-alpha.0
Build: windows/release/msvc
No OpenCL platforms found
 i 06:27:07 main     Configured pool us2.ethermine.org:14444
 i 06:27:07 <unknown> Selected pool us2.ethermine.org:14444
 i 06:27:07 <unknown> Negotiation of EthereumStratum/2.0.0 failed. Trying another ...
 i 06:27:07 <unknown> Stratum mode : EthereumStratum/1.0.0 (NiceHash)
 i 06:27:07 <unknown> Established connection to us2.ethermine.org [172.65.230.90:14444]
 i 06:27:07 <unknown> Spinning up miners...
cu 06:27:07 cuda-0   Using Pci Id : 01:00.0 GeForce GTX 1060 6GB (Compute 6.1) Memory : 6.00 GB
cu 06:27:07 cuda-1   Using Pci Id : 03:00.0 GeForce GTX 1060 6GB (Compute 6.1) Memory : 6.00 GB
cu 06:27:07 cuda-2   Using Pci Id : 04:00.0 GeForce GTX 1060 6GB (Compute 6.1) Memory : 6.00 GB
cu 06:27:07 cuda-3   Using Pci Id : 06:00.0 GeForce GTX 1060 6GB (Compute 6.1) Memory : 6.00 GB
 i 06:27:07 <unknown> Authorized worker ___________________________
 i 06:27:08 <unknown> Epoch : 516 Difficulty : 4.29 Gh
 i 06:27:08 <unknown> Job: c956e546... us2.ethermine.org [172.65.230.90:14444]
 i 06:27:11 <unknown> Job: 7c432b56... us2.ethermine.org [172.65.230.90:14444]
cu 06:27:11 cuda-3   Generating DAG + Light : 5.11 GB
cu 06:27:11 cuda-0   Generating DAG + Light : 5.11 GB
cu 06:27:11 cuda-3   Unexpected error CUDA error in func dev::eth::CUDAMiner::initEpoch_internal at line 123 out of memory on CUDA device 06:00.0
cu 06:27:11 cuda-3   Mining suspended ...
cu 06:27:11 cuda-2   Generating DAG + Light : 5.11 GB
cu 06:27:11 cuda-0   Unexpected error CUDA error in func dev::eth::CUDAMiner::initEpoch_internal at line 123 out of memory on CUDA device 01:00.0
cu 06:27:11 cuda-2   Unexpected error CUDA error in func dev::eth::CUDAMiner::initEpoch_internal at line 123 out of memory on CUDA device 04:00.0
cu 06:27:11 cuda-0   Mining suspended ...
cu 06:27:11 cuda-2   Mining suspended ...
cu 06:27:11 cuda-1   Generating DAG + Light : 5.11 GB
cu 06:27:11 cuda-1   Unexpected error CUDA error in func dev::eth::CUDAMiner::initEpoch_internal at line 123 out of memory on CUDA device 03:00.0
cu 06:27:11 cuda-1   Mining suspended ...

I did some search and found out that people were suggesting to increase the size of virtual memory. So I did that as well, raised it to 50GB:



rebooted, but the miner was still showing the same error.

Any idea what is going on there?




2  Alternate cryptocurrencies / Altcoin Discussion / Sia pool f'ed up in the ETH dual GPU miner on: November 28, 2018, 07:30:30 AM
Hi everyone:

I haven't checked my GPU miner for a while. I had it set up via Claymore on dual mining of ETH and Sia coin. So I pulled it up today and saw this:



I tried following all their links but it's way above my pay grade.

The miner was set up originally on port 7777 for Sia mining, but I changed it to 3355 like they want there. So Claymore looks like this now:



I tried running it for a few hours now, but that first screen still doesn't change, although it shows that Sia coin shares were accepted.

Any idea how shall I adjust it to make it work? Thanks!

PS. I don't want to lose those unpaid 92 Sia coins I have there.
3  Alternate cryptocurrencies / Mining (Altcoins) / How to stop emails from nanopool.org: "XMR: Your workers has gone offline" on: October 19, 2018, 10:24:45 PM
I've recently switched my XMR (Monero) CPU miner from Claymore to XMR-stak. I've been mining with nanopool-dot-org. Since then I started receiving a lot of the following messages:



That reads:

Quote
Subject: XMR: Your workers "<worker>" has gone offline

Your worker "<worker>" has gone offline.
To check worker`s status follow this link:
http://xmr.nanopool.org/account/<wallet>/<worker>


Best regards
http://xmr.nanopool.org

This is an automated e-mail. Do not reply.


Note that I don't see any visible issues with the miner itself.

I clicked on the link in that message and it simply takes me to the graph and stats for my miner. There's nowhere I can see where I can cancel those emails.

Is there a way to stop these messages?
4  Alternate cryptocurrencies / Mining (Altcoins) / How to increase CPU utilization by Claymore CPU miner for XMR (Monero) mining? on: October 16, 2018, 05:56:21 AM
I'm using the following tutorial on setting up my old PC for CPU mining of XMR (Monero) with Claymore CPU miner:
https://xmr.nanopool.org/help

I'm using the following command line:
C:\Users\mnrpc\Desktop\clmr\NsCpuCNMiner64.exe -o stratum+ssl://xmr-eu1.nanopool.org:14433 -u key.id.name/email -p x -pow7 1

The miner starts up and runs fine, but its CPU utilization doesn't go above 50%:




It's a designated PC that's not used for anything else. Is there a way to make it use more CPU on it?
5  Alternate cryptocurrencies / Mining (Altcoins) / How to check XMR wallet balance w/o installing anything? on: May 31, 2018, 02:01:11 AM
I'm curious if there's an online resource that can tell me my XMR wallet balance by just the public key / address?

I know that I can install XMR GUI wallet for that, but it has two major drawbacks:

1) I need to actually download and install software when all I need is the balance.

2) Once installed it tries to download what appears like the entire blockchain that may take days with my connection. And I'm not talking about wasted space on the hard drive needed for that.
6  Alternate cryptocurrencies / Mining (Altcoins) / How to mine XMR on multiple GPUs, GeForce GTX 1060? on: May 08, 2018, 11:34:30 PM
Hi everyone:

I haven't done any more research on this since I built this rig in June of 2017. It has 5x GeForce GTX 1060 gpus running in Windows 10. I've been using it exclusively to mine ETH + SC.

Apart from that I also started mining XMR using my CPU on my main computer but that soon became too annoying to do (computer gets too slow and noisy) so I stopped after about a month. I was mining XMR via the xmr.nanopool.org pool and was able to accumulate 0.18812771 XMR.

So now I want to get that XMR out of that pool. I see that they have a minimum payout of 0.3 XMR (if I'm lucky to change the setting from 1 XMR originally.)

Now I stopped mining ETH on my main mining rig and tried to set up XMR mining instead so that I can bring up my XMR balance in the pool to be able to withdraw it. Unfortunately I couldn't find a straightforward XMR mining software for Nvidia GPU mining. I was able to get "xmr-stak-win64" to run on my miner that seemed to have worked for awhile. Unfortunately that miner seems to crash sporadically after about a day of running on my system.

Do you know of any XMR mining software for Windows that works with nvidia GPUs?
7  Alternate cryptocurrencies / Mining (Altcoins) / DevFee: Job timeout, disconnect, retry in 20 sec ... on: November 14, 2017, 08:51:04 PM
I've been trying to mine XMR on my old gaming desktop. It was going slow but steady.

But then at times when I check that machine there'll be hours and hours of this:

Quote
DevFee: Job timeout, disconnect, retry in 20 sec ...

Here's a screenshot:



Here's the connection batch file I'm using:

Code:
set GPU_MAX_ALLOC_PERCENT 100

NsGpuCNMiner.exe -o ssl://xmr-us-west1.nanopool.org:14433 -u <WALLET>.<MINER_NAME>/<EMAIL> -p z -ftime 1 -allpools 1 -a 3

I checked the internet and the following pool worked just fine:

Code:
https://xmr.nanopool.org/account/<WALLET>

Any idea how to fix this?
8  Alternate cryptocurrencies / Mining (Altcoins) / Anyone can suggest a DCR pool other than suprnova.cc? on: November 10, 2017, 08:23:48 PM
I've been trying to set up Claymore for dual mining ETH and DCR (Decred.) The proposed/default pool in Claymore is https://dcr.suprnova.cc but I'm wondering if anyone can suggest a different (better) pool?

Here's why I'm asking:

1. It took an inordinately long to set up suprnova pool. Why the heck do I need to log in to check my stats? Then it will kick me out in a few days so I have to re-login back. Too much pain in the ass.

2. Then this one really pissed me off. My rig broke down so I didn't mine for a few days. Then I put it back together and resumed mining. Everything was showing fine for DCR in Claymore, but when I checked the suprnova site in the web browser they evidently removed my worker! So pretty much everything I mined for a few days since I started was zeroed out! WTF!

Anyway, just asking for a recommendation for a better DCR pool.

PS. I'm on the West coast of US.
9  Alternate cryptocurrencies / Mining (Altcoins) / Can I mine any coins with a 1GB GPU? on: July 25, 2017, 11:42:04 PM
Hi everyone:

I'm curious. I have this desktop PC with an older AMD Radeon HD 6770 graphics card with 1GB of video memory that I would like to use to mine some crypto coins. I tried to mine Sia coin but now I'm curious if you know of any other coins that I can try mining with it?

Or, maybe a CPU mining. It has Intel Core i7 CPU with 4 physical cores running @ 2.8 GHz and also 16 GB of RAM.

Thanks in advance.
10  Alternate cryptocurrencies / Mining (Altcoins) / Can I mine Ubiq Coin (UBQ) with 1GB GPU card? on: July 19, 2017, 04:55:20 AM
I have an old AMD Radeon HD 6770 graphics card with 1GB memory. I was trying to set up that desktop to mine some Ubiq coin (UBQ.)

So I'm following instructions from this pool:
http://ubiqpool.io/#/help

but I can't seem to set up the miner. When I run Claymore with their command line parameters as such (having changed the public key for my wallet):

Code:
EthDcrMiner64.exe -epool stratum+tcp://us.ubiqpool.io:8008 -ewal 0xb85150eb365e7df0941f0cf08235f987ba91506a -epsw x -eworker rig1

the Claymore gives me an error that I need to use additional command lines. But when I add those as such:

Code:
EthDcrMiner64.exe -epool stratum+tcp://us.ubiqpool.io:8008 -ewal 0xb85150eb365e7df0941f0cf08235f987ba91506a -epsw x -eworker rig1 -allpools 1 -allcoins 1 -mode 1

The Claymore shows another error that I don't have enough memory to mine ETH or something in that regard. Well, it's not Ethereum:




I then tried to get Ethminer from here:
https://github.com/ethereum/cpp-ethereum
but there's no executable to run there.

So I was wondering, do I need a card with more than 1 GB of memory to mine UBQ coin?
11  Alternate cryptocurrencies / Mining (Altcoins) / How to resolve connection WiFi issues / stale hashes? on: July 15, 2017, 05:52:26 PM
After I built it I had my mining rig sitting in the kitchen. And it worked fine there. Due to the layout of the house I'm in, I can't use wired (Ethernet) connection. Instead I purchased this wireless WiFi adapter that I plugged into the USB port on the mining rig:
OURLINK 600Mbps mini 802.11ac Dual Band 2.4G/5G Wireless Network Adapter USB Wi-Fi Dongle Adapter with 5dBi Antenna Support Windows XP,Win Vista,Win 7,Win 8.1, Win 10,Mac OS X 10.6-10.12.4

It worked fine until I moved the rig into my garage, that is literally 20 feet further out. After that I started getting a ton of stale shares. Here's the stats from the mining pool:



Now setting up an Ethernet connection to my garage is out of the question.

So I was wondering, if there's any better WiFi adapter that you guys use that may resolve this?
12  Alternate cryptocurrencies / Mining (Altcoins) / MSI Afterburner -- how to restore GPU overclock settings after a reboot? on: June 29, 2017, 06:24:32 AM
I'm trying to set up my ETH mining rig for an automatic rebooting sequence. It all works fine, except that after every restart my GPU overclocking is reset back to defaults, which makes me lose the hash-rate if the rig continues to run like that.

The way to fix it is to manually run MSI Afterburner and change parameters. But how do you make it remember it after a reboot?

I searched online and people suggest clicking that button on the left with the Windows logo. In my case that button is disabled and I can't click it.

Then I tried to see if Afterburner supports command line parameters that I can invoke from my start-up script. But I couldn't find any.

Any solution to this, guys?
13  Alternate cryptocurrencies / Altcoin Discussion / Can someone give me a real-life example of how WeTrust (TRST) platform will work on: June 26, 2017, 06:12:43 AM
I keep hearing about this new WeTrust platform backed by blockchain (TRST) and even though I understand the math/crypto behind Bitcoin and Ethereum quite well, I can't see how it would work to arbitrate interactions between banks and insurance companies like their demo video claims.

So can someone who understands the concept of TRST coin give me a real-life example how it could work?
14  Alternate cryptocurrencies / Mining (Altcoins) / Can I expect more than 118 Mh/s (ETH) from 5 NVIDIA GeForce GTX 1060 cards? on: June 25, 2017, 05:21:00 AM
I just built my first mining rig with 5 NVIDIA GeForce GTX 1060 6GB cards.

I ran MSI Afterburner and adjusted memory clock from 0 to +900. I kept the other parameters at their defaults.

I can mine at 118 Mh/s (or 23.7 Mh/s per card) with Claymore miner, and the whole rig power consumption is about 660 W. (No monitor.)

From your experience, is it pretty much all I can get from it? Any suggestions.
15  Alternate cryptocurrencies / Mining (Altcoins) / Message in Claymore miner "Driver 368.81 is recommended for best performance" on: June 25, 2017, 03:59:38 AM
I'm new to this. Just installed Claymore software miner to run on NVIDIA GTX 1060 cards and just noticed this message when Claymore miner starts:

Quote
Driver 368.81 is recommended for best performance and compatibility



I went into Device Manager and tried to find my current driver version. But I got nothing matching that:



Is it something that I need to worry about?

I am currently getting 118 Mh/s on x5 cards NVIDIA GeForce GTX 1060, or about 23.7 Mh/s per card:

16  Alternate cryptocurrencies / Mining (Altcoins) / Where can I get PCI risers for the graphics cards that don't ship from China? on: June 15, 2017, 08:14:55 AM
I'm curious guys. I'm about to order hardware for my mining rig but now I've noticed that even though all components have delivery options within a week, the PCI-E risers for the graphics cards seem to ship from China and my estimated delivery is about 3-4 weeks away!

Do you know any place to get it sooner -- to be shipped to continental US?
17  Alternate cryptocurrencies / Mining (Altcoins) / Can I use WiFi adapter for the mining rig instead of ethernet cable? on: June 15, 2017, 06:45:22 AM
I'm building a mining rig (5 graphics cards) and so far I saw people using ethernet cable to connect it to the internet. In my case the rig will be placed in my garage and running an ethernet cable from there would be a problem.

So I was wondering, can I use a WiFi adapter like this one instead?
https://www.amazon.com/OURLINK-600Mbps-802-11ac-Wireless-10-6-10-12-4/dp/B018TX8IDA/ref=sr_1_4?s=pc&ie=UTF8&qid=1497508924&sr=1-4&keywords=wifi+adapter+for+desktop

18  Alternate cryptocurrencies / Mining (Altcoins) / How do you pick a motherboard & PSU for a new mining rig? on: June 14, 2017, 07:03:32 PM
Guys, I've built computers before, but never with multiple graphics cards. I'm planning to build a mining rig with multiple GeForce GTX 1060 cards. I plan on starting from 4 or 5 and rev it up to about 8 over time. The question I have is how do you pick a motherboard for that?

PS. I'm assuming a power supply is just a sum of the wattage on all components, right? Or are there some specific PSUs that you recommend?

Thanks for answering my newbie questions!
19  Alternate cryptocurrencies / Mining (Altcoins) / Do I need specific graphics cards to mine certain altcoins? on: June 14, 2017, 04:12:47 AM
Guys:

I'm somewhat new to this. I keep seeing on this and other forums that people recommend specific graphics cards to mine certain altcoins. For instance, Radeon RX 470/480/570/580 cards to mine Ethereum, GeForce GTX 1060 cards to mine Zcash, etc.

I'm curious, is it that specific? Can I mine Ethereum with a GeForce GTX 1060 card and vice versa?

Can someone explain. Thanks in advance!
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