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241  Alternate cryptocurrencies / Announcements (Altcoins) / Re: Ƹ̵̡Ӝ̵̨̄Ʒ Ƹ̵̡Ӝ̵̨̄Ʒ [ ANN ] | FLUTTERCOIN | Community Powered | Ƹ̵̡Ӝ̵̨̄Ʒ Ƹ̵̡Ӝ̵̨̄Ʒ on: August 22, 2014, 10:18:20 PM
Congrats on the relaunch.

It's great to see such strong community behind this coin. PoT concept has been one of my favourite coin feature.

242  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN] cudaMiner & ccMiner CUDA based mining applications [Windows/Linux/MacOSX] on: August 19, 2014, 09:58:26 PM
Thanks! djm. Sent you a 1000 XCN donation for your efforts.

243  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN] cudaMiner & ccMiner CUDA based mining applications [Windows/Linux/MacOSX] on: August 12, 2014, 01:35:14 PM
I dont think so.. I have an i5 4690k and 8gb of RAM at 1600mhz.. no hardware problem , it seems a software crash..does ccminer require cuda sdk?

Run 6 istance of ccminer has no sense.. if i want to solo mine or instamine i need to run only one istance of ccminer with the power of 6 thread..I need to understand what i have to do to run 6 750ti in one istance of ccminer.. anyone do it? Maybe you Amph?

i don't have cuda just 6 x 750 plugged, with the last drivers

check the temps maybe, or perhaps the OC, try at default first

just try default settings.. temps are really good, one card @ 52° and the others 5 cards under 48°.. latest drivers 340.52..this is the result:



GPU2 crashed.. if i stop ccminer and run it again without gpu2, it will crash again..instead, if i run it again with GPU2 it will not crash but GPU goes around 400khash instead of 2800.. im begining crazy

What are you trying to mine?
Did you try the latest version of ccminer or nvminer?

Every time your driver crashes and you get the bogus hashes you need to restart your pc or else your hashing will be extremely low on the card that crashed and sometimes the whole lot produce lower hashes.


244  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN] cudaMiner & ccMiner CUDA based mining applications [Windows/Linux/MacOSX] on: August 09, 2014, 02:40:43 PM
@coinits  You should try to hook up a differnt psu. Simple thing to do and you don't need a big one, just enough to run 2 cards to verify if its the psu or not. 450-500w should do it.

What kind of risers are you using?


245  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] ShinyCoin LAUNCHED brand new POW Algorithm NO ASIC/GPU, info transactions on: June 29, 2014, 11:33:08 PM
I'm sure it is written here somewhere but I'm completely missing it.
How many coins are there going to be?


246  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] ShinyCoin LAUNCHED brand new POW Algorithm NO ASIC/GPU, info transactions on: June 28, 2014, 06:48:59 PM
I have a solution that will allow you to run multiple wallets (the more, the slower the overall syncing), while still using 15 GB RAM in total.
OR - run a wallet from machine that has LESS than 15 GB RAM, provided that you have access to a remote machine with >= 15GB RAM.
More info will follow soon.

Any progress about that?


What about SSD disk space as virtual ram for syncing ?

Sounds like a good idea, but the dev should comment on that to be sure.


Actually would be good to get any comment at all from the dev.
He hasn't posted for 5 days now.

247  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] ShinyCoin LAUNCHED brand new POW Algorithm NO ASIC/GPU, info transactions on: June 28, 2014, 10:58:08 AM
Cost in BTC to mine 1 SHC

I hereby go through the procedure of calculating the cost in BTC to mine 1 SHC.

For the example I will use the difficulty at block 2198 : 0.00003015

The example also assumes that 5 r3.2xlarge EC2 spot instances are used for mining, each one costing $0.0641/hr. It is assumed that each instance runs shinyminer with 3 ramhogthreads, producing a total of about 38hashes/min.

5 instances cost: 5 x $0.0641/hr = $0.3205/hr

5 instances produce a total hash rate: 5 x 38hashes/min = 190 hashes/min

Time to generate one valid block with 5 instances:

Number of hashes the instances should solve to generate 1 valid block: Difficulty x 2^32 = 0.00003015 x 4294967296 = 129493.2639744hashes/block

Time to generate 1 valid block on the 5 instances: 129493.2639744hashes/block / 190 hashes/min = 681.54min/block = 11.36hr/block

Cost per valid block: 11.36hr/block x $0.3205/hr = $3.64

Current reward per block is 400 SHC.

Cost per 1 SHC: $3.64 / 400SHC = 0,0091 $/SHC

Assuming the current USD/BTC exchange rate of 608, the cost of 1 SHC in BTC should be:

1 SHC = $0,0091 / 608 = 0.00001497 BTC ~ 1500 sat


PS1: Again corrections are welcome. Mining 1 SHC on physical boxes at home would probably cost less.

PS2: This should not be considered a price for trading the coin. It is the cost at miner level at the time of writing. 1 SHC will cost you more/less to buy depending on supply and demand. Wink


Nice work. Good to have some kind of comparison.

248  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] ShinyCoin LAUNCHED brand new POW Algorithm NO ASIC/GPU, info transactions on: June 27, 2014, 10:43:41 PM
Seems like something is wrong with the online wallet.
Doesn't show any status, just looks like its loading the balance but does not complete it.


249  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] ShinyCoin LAUNCHED brand new POW Algorithm NO ASIC/GPU, info transactions on: June 27, 2014, 12:00:56 AM
Another thing I have noticed is that even if you lower down the amout of threads running on the EC2's you still keep the same amount of hashrate. You just get more hash/m on each thread instead.

Like on the r3.8xlarge. I got the same amount of hash/m if I was using 8 or 10 threads as when I was using 15 threads.



CPU power... I am maxing out 8 core i7 4770 with only two threads.

Yeah.. definitly the main factor when you get past the 15GB mem requirements.

How much are you getting from your maxed i7 4770?



32-37

Nice. Did you try to OC to see what kind of improvements it gives?

250  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] ShinyCoin LAUNCHED brand new POW Algorithm NO ASIC/GPU, info transactions on: June 26, 2014, 11:54:08 PM
Another thing I have noticed is that even if you lower down the amout of threads running on the EC2's you still keep the same amount of hashrate. You just get more hash/m on each thread instead.

Like on the r3.8xlarge. I got the same amount of hash/m if I was using 8 or 10 threads as when I was using 15 threads.



CPU power... I am maxing out 8 core i7 4770 with only two threads.

Yeah.. definitly the main factor when you get past the 15GB mem requirements.

How much are you getting from your maxed i7 4770?

251  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] ShinyCoin LAUNCHED brand new POW Algorithm NO ASIC/GPU, info transactions on: June 26, 2014, 11:46:07 PM
Another thing I have noticed is that even if you lower down the amout of threads running on the EC2's you still keep the same amount of hashrate. You just get more hash/m on each thread instead.

Like on the r3.8xlarge. I got the same amount of hash/m if I was using 8 or 10 threads as when I was using 15 threads.

252  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] ShinyCoin LAUNCHED brand new POW Algorithm NO ASIC/GPU, info transactions on: June 26, 2014, 11:37:19 PM
Shinyminer source: https://github.com/siklon/shinyminer

Code:
git clone https://github.com/siklon/shinyminer
cd shinyminer
./autogen.sh
./configure CFLAGS="-Ofast -funroll-loops"
make
./minerd -o stratum+tcp://106.3.225.46:6666 -O SWVcv2ByWmriwD4X97bEUhnooHww6qR2at:x -t 1

That's cool! Have you tested it or is this a call for testing?

If you mine to a wallet instance instead of that IP, does it work?


No its not working. He is working with the dev to fix it.

Compiled the source with: "-Ofast -funroll-loops"

On an EC2 r3.8xlarge instance (32 cpu vcores, 244GB ram), mines with 15 ramhog threads at ~110 hashes/min (7.3 hashes/min/thread):

Code:
[2014-06-26 16:03:31] accepted: 1/1 (100.00%), 109.20 hash/m (yay!!!)

Is it good or bad hashrate compared to the boxes you have tried?


I have been doing some testing on the EC2 and I found that the smaller Memory optimized instances are more efficient than the larger ones.

The r3.8xlarge gives between 107-110 hash/m and costs around 0.256$
The r3.4xlarge gives between 62-65 hash/m and costs around 0.128$
The r3.2xlarge gives between 36-40 hash/m and costs around 0.064$

I didn't check the r3.xlarge as you are limited to 5 instances in each region when you are using spot instances but my guess is that it is even more efficient. You would just need a lot of them to match the larger servers.

So clearly 4 x r3.2xlarge would be a better option than 1 x r3.8xlarge in relation to hash per $ as for the same cost you would get 144-160 hash/m while the single r3.8xlarge would only give you 107-110 hash/m

Hope this helps Smiley


253  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN] cudaMiner & ccMiner CUDA based mining applications [Windows/Linux/MacOSX] on: June 23, 2014, 04:21:23 PM
Can anyone give me some advice on how to compile ccminer on linux.
I always get stuck at windows.h being missing when I try to compile.

254  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN] cudaMiner & ccMiner CUDA based mining applications [Windows/Linux/MacOSX] on: June 15, 2014, 09:44:08 PM
I downloaded the binary release from https://github.com/zelante/ccminer/releases but when I try to run the miner I get that the program can't start becaue LIBEAY32.dll is missing.

just added to zip.
redownload it.

Thanks for the update zelante but now it complains about SSLEY32.dll being missing.

right now compile with statically linked this dll.

p.s. i've sent you personal message.

Your version needs the visual C++ 2013 version.  After that it works. Thanks! Nice to see my temps on my gtx670. It's not holding up as well under constant mining as the quiet and efficient 750s.

Thanks Dotcommie. Works like a charm Smiley
255  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN] cudaMiner & ccMiner CUDA based mining applications [Windows/Linux/MacOSX] on: June 15, 2014, 08:56:49 PM
I downloaded the binary release from https://github.com/zelante/ccminer/releases but when I try to run the miner I get that the program can't start becaue LIBEAY32.dll is missing.

just added to zip.
redownload it.

Thanks for the update zelante but now it complains about SSLEY32.dll being missing.
256  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN] cudaMiner & ccMiner CUDA based mining applications [Windows/Linux/MacOSX] on: June 15, 2014, 08:49:39 PM
I downloaded the binary release from https://github.com/zelante/ccminer/releases but when I try to run the miner I get that the program can't start becaue LIBEAY32.dll is missing.

Inofficial releases come with no warranty.

Neither do official ones. bwahaha.

But I link most of my DLLs statically, so this can't happen.

Guess everyone here is learning something new today Smiley
257  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN] cudaMiner & ccMiner CUDA based mining applications [Windows/Linux/MacOSX] on: June 15, 2014, 08:38:46 PM
I downloaded the binary release from https://github.com/zelante/ccminer/releases but when I try to run the miner I get that the program can't start becaue LIBEAY32.dll is missing.


258  Alternate cryptocurrencies / Announcements (Altcoins) / Re: ★★ DigiByte ★★ [DGB] ✈ DigiShield ✔ v2.9.1 ✔ Multi-Algo mining coming soon! on: June 03, 2014, 01:47:57 PM
Why use DigiByte?
1) Speed
"DigiBytes are confirmed after 6 minutes vs. 1 hour with Bitcoins"

Don't konw about that. Been waiting more than an hour for a DigiByte transaction. Can't say it's very impressive.

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