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Topic: [ANN][BLC] Blakecoin Blake-256 for GPU/FPGA With Merged Mined Pools Stable Net - page 187. (Read 409641 times)

hero member
Activity: 524
Merit: 500
Is there a Linux version or source code I can try?
Actually this fork was done on Linux, I did windows build at the last moment. But the copyright is transferred to Vorksholk, he is the kernel owner.
hero member
Activity: 1904
Merit: 510
Can anyone advise how to mine with cgminer please?

Is that a SHA256 or scrypt?

How should the bat file look like for this coin please?

it is not SHA-256 or Scrypt it is Blake-256 and cgminer is not ported to it yet

PM Vorksholk if you want to help test the OpenCL miner software Reaper_Blakecoin_Beta

the reaper can find blocks?
legendary
Activity: 1197
Merit: 1000
I can't get the miner to work. I'm getting a 0xc000007b error, unable to start. I set up the blakecoin.conf and reaper.conf with the proper user, pass and rpc port.
Try to install Microsoft Visual C++ 2008 Redistributable Package (x86)

I have Visual C++ 2012 Redist (x64) install already. Does the miner only work with the 32-bit version?
It's compiled as 32 bit executable, I don't have recent Visual C at hands ATM to do x64 build. Try to download Dependency Walker and open reaper.exe in it, if some dll is missing, depwalker will tell about it.
Is there a Linux version or source code I can try?
hero member
Activity: 524
Merit: 500
I can't get the miner to work. I'm getting a 0xc000007b error, unable to start. I set up the blakecoin.conf and reaper.conf with the proper user, pass and rpc port.
Try to install Microsoft Visual C++ 2008 Redistributable Package (x86)

I have Visual C++ 2012 Redist (x64) install already. Does the miner only work with the 32-bit version?
It's compiled as 32 bit executable, I don't have recent Visual C at hands ATM to do x64 build. Try to download Dependency Walker and open reaper.exe in it, if some dll is missing, depwalker will tell about it.
hero member
Activity: 518
Merit: 500
I can't get the miner to work. I'm getting a 0xc000007b error, unable to start. I set up the blakecoin.conf and reaper.conf with the proper user, pass and rpc port.
Try to install Microsoft Visual C++ 2008 Redistributable Package (x86)

I have Visual C++ 2012 Redist (x64) install already. Does the miner only work with the 32-bit version?
hero member
Activity: 524
Merit: 500
I can't get the miner to work. I'm getting a 0xc000007b error, unable to start. I set up the blakecoin.conf and reaper.conf with the proper user, pass and rpc port.
Try to install Microsoft Visual C++ 2008 Redistributable Package (x86)
legendary
Activity: 1008
Merit: 1000
Mining beta is going good, people are reporting >5GH/s with a 7990, ~2.1-2.6GH/s with a 7970, similar numbers for 7950s. Smiley PM me if you want to help test the beta.
7950 2.063GH/s 2 7950 4,1 GH/s
hero member
Activity: 518
Merit: 500
Mining beta is going good, people are reporting >5GH/s with a 7990, ~2.1-2.6GH/s with a 7970, similar numbers for 7950s. Smiley PM me if you want to help test the beta.

I can't get the miner to work. I'm getting a 0xc000007b error, unable to start. I set up the blakecoin.conf and reaper.conf with the proper user, pass and rpc port.
hero member
Activity: 1904
Merit: 510
Can anyone advise how to mine with cgminer please?

Is that a SHA256 or scrypt?

How should the bat file look like for this coin please?

it is not SHA-256 or Scrypt it is Blake-256 and cgminer is not ported to it yet

PM Vorksholk if you want to help test the OpenCL miner software Reaper_Blakecoin_Beta

thanks
legendary
Activity: 1509
Merit: 1030
Solutions Architect
Can anyone advise how to mine with cgminer please?

Is that a SHA256 or scrypt?

How should the bat file look like for this coin please?

it is not SHA-256 or Scrypt it is Blake-256 and cgminer is not ported to it yet

PM Vorksholk if you want to help test the OpenCL miner software Reaper_Blakecoin_Beta
full member
Activity: 135
Merit: 100
Business models change. Its the mindset that stays
Can anyone advise how to mine with cgminer please?

Is that a SHA256 or scrypt?

How should the bat file look like for this coin please?
sr. member
Activity: 399
Merit: 250
Mining beta is going good, people are reporting >5GH/s with a 7990, ~2.1-2.6GH/s with a 7970, similar numbers for 7950s. Smiley PM me if you want to help test the beta.

Older cards
5870 ~ 1.1GH/s - 1.3GH/s
6970 ~ 1.15GH/s - 1.35GH/s
6950 ~ 990MH/s - 1.15GH/s
6870 ~ 800MH/s - 870MH/s
6850 ~ 500MH/s - 610MH/s

worksize 128
aggression 27
threads_per_gpu 2
cpu_mining_threads 0
vectors 1

and if you want to use your machine as a desktop

aggression 22

where is the tools?
legendary
Activity: 1509
Merit: 1030
Solutions Architect
Mining beta is going good, people are reporting >5GH/s with a 7990, ~2.1-2.6GH/s with a 7970, similar numbers for 7950s. Smiley PM me if you want to help test the beta.

Older cards
5870 ~ 1.1GH/s - 1.3GH/s
6970 ~ 1.15GH/s - 1.35GH/s
6950 ~ 990MH/s - 1.15GH/s
6870 ~ 800MH/s - 870MH/s
6850 ~ 500MH/s - 610MH/s

worksize 128
aggression 27
threads_per_gpu 2
cpu_mining_threads 0
vectors 1

and if you want to use your machine as a desktop

aggression 22
legendary
Activity: 1713
Merit: 1029
Mining beta is going good, people are reporting >5GH/s with a 7990, ~2.1-2.6GH/s with a 7970, similar numbers for 7950s. Smiley PM me if you want to help test the beta.
legendary
Activity: 1509
Merit: 1030
Solutions Architect
Made test run of Reaper, digged through wallet code and git history, found nothing wrong. Must be my imagination...


I will double check anyways, thanks for your work in getting reaper ported to Blakecoin looks like it is working well  Grin
hero member
Activity: 524
Merit: 500
Made test run of Reaper, digged through wallet code and git history, found nothing wrong. Must be my imagination...
legendary
Activity: 1509
Merit: 1030
Solutions Architect
the difficulty was correct in code and on network but the difficulty that was being show was incorrect out by a factor of 256 I will check the wallet code just to make sure, the wallet bnProofOfWorkLimit is 2^24 compared with bitcoins 2^32 this might be an issue for the calculation?
Reaper gets target value via "getwork" RPC call, that is the only codepath I worry about. I remember the first target, printed by Reaper and the second one, printed by my debug code, being different. That may be an error in my own code or memory Smiley I'll give it a test run again when I'll have time.
 If reported difficulty will be greater than real one Reaper will filter out valid blocks Sad so it's worth checking.

wallet has getwork and a lightweight getwork2 this might be the issue

I will definitely look into it and fix it for 0.8.7 thanks for reporting  Smiley
hero member
Activity: 524
Merit: 500
the difficulty was correct in code and on network but the difficulty that was being show was incorrect out by a factor of 256 I will check the wallet code just to make sure, the wallet bnProofOfWorkLimit is 2^24 compared with bitcoins 2^32 this might be an issue for the calculation?
Reaper gets target value via "getwork" RPC call, that is the only codepath I worry about. I remember the first target, printed by Reaper and the second one, printed by my debug code, being different. That may be an error in my own code or memory Smiley I'll give it a test run again when I'll have time.
 If reported difficulty will be greater than real one Reaper will filter out valid blocks Sad so it's worth checking.
legendary
Activity: 1509
Merit: 1030
Solutions Architect
yes the difficulty was displaying incorrectly it was difficulty/256 it should be fixed now Smiley
I've seen two very different targets reported by Blakecoin wallet during reaper debug. (Or think I've seen, didn't made logs, unfortunately Sad) Visually these values differed by 256 factor, extra "00" in hexadecimal representation. I've turned off target checking and made reaper to submit all the shares, just to be sure that no block will be lost. Well, downside of this decision is high stale shares count on the screen and I can live with that.
Could you re-check difficulty calculations in the wallet code, may be some old code wasn't upgraded?

the difficulty was correct in code and on network but the difficulty that was being show was incorrect out by a factor of 256 I will check the wallet code just to make sure, the wallet bnProofOfWorkLimit is 2^24 compared with bitcoins 2^32 this might be an issue for the calculation?
legendary
Activity: 1713
Merit: 1029
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