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Topic: [ANN][BLC] Blakecoin Blake-256 for GPU/FPGA With Merged Mined Pools Stable Net - page 184. (Read 409454 times)

hero member
Activity: 518
Merit: 500
Ok, sounds great. Are you still developing the Quark miner also?
Yes, Smelter is in the work. With current rate and approaching end of Quark generation there is no much sense to improve Quark kernel, next release will come with minor kernel tweaks, reduced royalty rate and improved (I hope) host code. I'm hunting for Primecoin and want everything to be ready for release when that thing finally start work Smiley
Back to the topic - Blakecoin will not be put into Smelter or be included sometime very, very later w/o mining royalty. Potential conflict of interest and lack of time Sad

XPM needs a good miner. Guess the problem with it is sieving is too fast with the current one. Blakecoin really needs a mining pool to offset the high diff, then mining will be better then solo. You might as well include Blakecoin with Smelter, just put an announcement that it has royalty fees in it.
hero member
Activity: 524
Merit: 500
Ok, sounds great. Are you still developing the Quark miner also?
Yes, Smelter is in the work. With current rate and approaching end of Quark generation there is no much sense to improve Quark kernel, next release will come with minor kernel tweaks, reduced royalty rate and improved (I hope) host code. I'm hunting for Primecoin and want everything to be ready for release when that thing finally start work Smiley
Back to the topic - Blakecoin will not be put into Smelter or be included sometime very, very later w/o mining royalty. Potential conflict of interest and lack of time Sad
hero member
Activity: 518
Merit: 500
Thanks Cheesy I didn't make the miner however, I just paid smolen to cover the time it would take him to do it.
For the sake of exact wording of your offer and for the sake of russian tax laws! Smiley Not a big difference, the kernel is yours, but it was rather "copyright transfer", not "work for hire". BTW, in the software world, if you pay not for result but for time spent that time tend to become infinite Cheesy

If the coin is a true sha256 you could in fact do with memory as low as 300 Mhz.
It's not sha256 but is very similar, the memory is almost unused.

Ok, I'll use 8227 as stated in the OP. I'm assuming that the stale are because of the getwork network, right?
High stales count was caused by my paranoia Smiley I made miner skip target filtering and submit every 1-diff share. Next release will filter  shares properly.

Ok, sounds great. Are you still developing the Quark miner also?
hero member
Activity: 524
Merit: 500
Thanks Cheesy I didn't make the miner however, I just paid smolen to cover the time it would take him to do it.
For the sake of exact wording of your offer and for the sake of russian tax laws! Smiley Not a big difference, the kernel is yours, but it was rather "copyright transfer", not "work for hire". BTW, in the software world, if you pay not for result but for time spent that time tend to become infinite Cheesy

If the coin is a true sha256 you could in fact do with memory as low as 300 Mhz.
It's not sha256 but is very similar, the memory is almost unused.

Ok, I'll use 8227 as stated in the OP. I'm assuming that the stale are because of the getwork network, right?
High stales count was caused by my paranoia Smiley I made miner skip target filtering and submit every 1-diff share. Next release will filter  shares properly.

EDIT:
Disregard the line "(c) 2013, smolen" in blakecoin-reaper.cl, it should be "(c) Vorksholk" or whatever Vorksholk decide it to be. For my excuse, I still take all that crypto stuff as a hobby, not as a business Smiley
hero member
Activity: 518
Merit: 500
Finally mined 25 BLC @ 99.32% stale @ 1.097GH/s on the 5870.
legendary
Activity: 1470
Merit: 1001
Use Coinbase Account almosanywhere with Shift card
I havn't gotten a new block in the past 6 hrs oddly my last 3 blocks have not yet completely confirmed either no change in the number of conformations in the last 2 hrs
sr. member
Activity: 462
Merit: 251
I'm still getting 100% stales at 1.034GH/s with 0% GPU errors. Haven't got anything yet with the HD 5870.

because the diff is large
hero member
Activity: 518
Merit: 500
I'm still getting 100% stales at 1.034GH/s with 0% GPU errors. Haven't got anything yet with the HD 5870.
legendary
Activity: 1713
Merit: 1029
legendary
Activity: 1470
Merit: 1001
Use Coinbase Account almosanywhere with Shift card
Posted by: Vorksholk
Quote
Oh, as a note: tons of stales is fine. If the network difficulty is 2,000, you can expect, on average, to need 2,000 difficulty-one shares. The miner submits every difficulty one share, and when it is rejected it counts it as a stale. If you see your stales around 3x the difficulty with no accepted blocks, then you might have a problem. Just let the miner run. 

I'm running 99.93% stale the .07% are found blocks. ~15,0000 shares completed
hero member
Activity: 518
Merit: 500
Any recommended settings for 7950 and 7970 cards?

GPU usage at 99% but temps are lower than scrypt/scrypt-jane/Sha256, though my settings are just start values...
Measured with MSI Afterbruner.

Got 4 blocks from 24000 shares, one in 6000 for me, far from 1/2000.

On 7xxx series cards I would try this: (see the posts from others with same card for best results)

worksize 128
aggression 27
threads_per_gpu 1
cpu_mining_threads 0
vectors 1
sharethreads 8
gpu_thread_concurrency 24000

This works well on 6xxx series cards:

worksize 128
aggression 27
threads_per_gpu 1
cpu_mining_threads 0
vectors 1
sharethreads 8
gpu_thread_concurrency 12288

This works well on 5xxx series cards:

worksize 128
aggression 27
threads_per_gpu 1
cpu_mining_threads 0
vectors 1
sharethreads 8
gpu_thread_concurrency 8000

all the above can up the aggression if it is a mining rig but the wallet connections can drop if the miner is using too much cpu time so if the rig does not have a wallet running try 28-29

I have only tested
5870
6970
6950
6870
6850

I do have a Nvidia GTX 460 in my bits box will dig it out and test that once I have some spare time

On the 5870 I'm running, work size of either 64 or 128 work the same. What's the correct RPC port? The OP says 8227. The miner has 8984.
Any RPC port will work, although it has to be the same one for the miner and for blakecoin (set in AppData/Blakecoin/blakecoin.conf if on Windows...)

Ok, I'll use 8227 as stated in the OP. I'm assuming that the stale are because of the getwork network, right?
legendary
Activity: 1064
Merit: 1000
Well thanx to smolen for taken the job as well then Smiley

Well i did not oc mine but this one is a Gh edition as well however for power usage
I had another one but that died a few weeks ago, i was impatient and could not find the bill so i threw it away, i alos sold a few gpu's since they all where no longer paying off in mining.

At present i am tempted to switch it back to 900 Mhz mode because i pay 0.23 Euro Kw/h in us dollars thats 0.32 per Kw/h

At 1000 Mhz i get ofcourse faster shares processing but as anyone can understand the cost of letting this power draining monster run constant will make a huge dent in my wallet when the bill arrives next year in july ....

Our system works different from most countries i know, we pay upfront a set amount each month which is based and previous years usage.  So in my case i pay 345 euro a month upfront this is kinda high but then again i used to have a butload of graphics cards running in the paste. So 342 x 12 months makes 4104 euro.

Last year i had to pay 1600 euro extra on top of the 4104 euro because of 7 months gpu mining with 4 machines.
Ofcourse this amount is not only electra but includes also gas for the heating and cooking and ofcourse the biggest amount is for all the taxes added by government.

So far the progress on mining goes, I got 2 block in the hours it has ran since you released this reaper
And that made me think would it be possible to run the 64 bit reaper as well  ?
I sure would like to test if it does have any effect on the mining speed, with scrypt mining it did.
Not sure it will do anything for blake ..

I still think some people are running asics on blake, they should know its useless.


lower your memory clock while mining blakes!
hero member
Activity: 774
Merit: 500
Lazy Lurker Reads Alot
Well thanx to smolen for taken the job as well then Smiley

Well i did not oc mine but this one is a Gh edition as well however for power usage
I had another one but that died a few weeks ago, i was impatient and could not find the bill so i threw it away, i alos sold a few gpu's since they all where no longer paying off in mining.

At present i am tempted to switch it back to 900 Mhz mode because i pay 0.23 Euro Kw/h in us dollars thats 0.32 per Kw/h

At 1000 Mhz i get ofcourse faster shares processing but as anyone can understand the cost of letting this power draining monster run constant will make a huge dent in my wallet when the bill arrives next year in july ....

Our system works different from most countries i know, we pay upfront a set amount each month which is based and previous years usage.  So in my case i pay 345 euro a month upfront this is kinda high but then again i used to have a butload of graphics cards running in the paste. So 342 x 12 months makes 4104 euro.

Last year i had to pay 1600 euro extra on top of the 4104 euro because of 7 months gpu mining with 4 machines.
Ofcourse this amount is not only electra but includes also gas for the heating and cooking and ofcourse the biggest amount is for all the taxes added by government.

So far the progress on mining goes, I got 2 block in the hours it has ran since you released this reaper
And that made me think would it be possible to run the 64 bit reaper as well  ?
I sure would like to test if it does have any effect on the mining speed, with scrypt mining it did.
Not sure it will do anything for blake ..

I still think some people are running asics on blake, they should know its useless.
 



legendary
Activity: 1713
Merit: 1029
Thanks for the awesome work Vorksholk


However some are tempted to overclock their gpu, i think psuhing up the memory does not make any difference
If the coin is a true sha256 you could in fact do with memory as low as 300 Mhz.
I must warn though about this memory speeds because several newer models do not like changing the speed lower then the core speed, in my case the 7970 sapphire dual x does run fine at 1000 Mhz core and 300 Mhz on memory

I have been playing alot with the parameters of reaper but i do not see any significant change in performance in any setting the most plain setting seems to give the best result.
But its hard to tell since we are not able to see the hash speed at the program
And the numbers go all over the place with different settings, mostly ending up showing around 80000 Kh on my card
It says 2.05 Gh at the first number but i wonder if thats a real performance of this card with only 22 aggr.
I will post the shares processed after each 1000 seconds


Thanks Cheesy I didn't make the miner however, I just paid smolen to cover the time it would take him to do it.

On my 7970s 28 aggression seems to work best, though mine are XFX GHz edition. They are at a slight overclock.
legendary
Activity: 1713
Merit: 1029
Any recommended settings for 7950 and 7970 cards?

GPU usage at 99% but temps are lower than scrypt/scrypt-jane/Sha256, though my settings are just start values...
Measured with MSI Afterbruner.

Got 4 blocks from 24000 shares, one in 6000 for me, far from 1/2000.

On 7xxx series cards I would try this: (see the posts from others with same card for best results)

worksize 128
aggression 27
threads_per_gpu 1
cpu_mining_threads 0
vectors 1
sharethreads 8
gpu_thread_concurrency 24000

This works well on 6xxx series cards:

worksize 128
aggression 27
threads_per_gpu 1
cpu_mining_threads 0
vectors 1
sharethreads 8
gpu_thread_concurrency 12288

This works well on 5xxx series cards:

worksize 128
aggression 27
threads_per_gpu 1
cpu_mining_threads 0
vectors 1
sharethreads 8
gpu_thread_concurrency 8000

all the above can up the aggression if it is a mining rig but the wallet connections can drop if the miner is using too much cpu time so if the rig does not have a wallet running try 28-29

I have only tested
5870
6970
6950
6870
6850

I do have a Nvidia GTX 460 in my bits box will dig it out and test that once I have some spare time

On the 5870 I'm running, work size of either 64 or 128 work the same. What's the correct RPC port? The OP says 8227. The miner has 8984.
Any RPC port will work, although it has to be the same one for the miner and for blakecoin (set in AppData/Blakecoin/blakecoin.conf if on Windows...)
legendary
Activity: 1509
Merit: 1030
Solutions Architect
On the 5870 I'm running, work size of either 64 or 128 work the same. What's the correct RPC port? The OP says 8227. The miner has 8984.

it is whatever you set it in the blakecoin.conf in your data directory, in the protocol.h the ports are set as testnet 18773 : main 8773 but this value is overridden by the rpcport=8772 in the wallet conf file hope that explains any differences you see  Cool

just make sure they match what you are using in the miner conf  Wink
hero member
Activity: 774
Merit: 500
Lazy Lurker Reads Alot
Thanks for the awesome work Vorksholk


However some are tempted to overclock their gpu, i think psuhing up the memory does not make any difference
If the coin is a true sha256 you could in fact do with memory as low as 300 Mhz.
I must warn though about this memory speeds because several newer models do not like changing the speed lower then the core speed, in my case the 7970 sapphire dual x does run fine at 1000 Mhz core and 300 Mhz on memory

I have been playing alot with the parameters of reaper but i do not see any significant change in performance in any setting the most plain setting seems to give the best result.
But its hard to tell since we are not able to see the hash speed at the program
And the numbers go all over the place with different settings, mostly ending up showing around 80000 Kh on my card
It says 2.05 Gh at the first number but i wonder if thats a real performance of this card with only 22 aggr.
I will post the shares processed after each 1000 seconds
hero member
Activity: 518
Merit: 500
Any recommended settings for 7950 and 7970 cards?

GPU usage at 99% but temps are lower than scrypt/scrypt-jane/Sha256, though my settings are just start values...
Measured with MSI Afterbruner.

Got 4 blocks from 24000 shares, one in 6000 for me, far from 1/2000.

On 7xxx series cards I would try this: (see the posts from others with same card for best results)

worksize 128
aggression 27
threads_per_gpu 1
cpu_mining_threads 0
vectors 1
sharethreads 8
gpu_thread_concurrency 24000

This works well on 6xxx series cards:

worksize 128
aggression 27
threads_per_gpu 1
cpu_mining_threads 0
vectors 1
sharethreads 8
gpu_thread_concurrency 12288

This works well on 5xxx series cards:

worksize 128
aggression 27
threads_per_gpu 1
cpu_mining_threads 0
vectors 1
sharethreads 8
gpu_thread_concurrency 8000

all the above can up the aggression if it is a mining rig but the wallet connections can drop if the miner is using too much cpu time so if the rig does not have a wallet running try 28-29

I have only tested
5870
6970
6950
6870
6850

I do have a Nvidia GTX 460 in my bits box will dig it out and test that once I have some spare time

On the 5870 I'm running, work size of either 64 or 128 work the same. What's the correct RPC port? The OP says 8227. The miner has 8984.
sr. member
Activity: 331
Merit: 250
legendary
Activity: 1470
Merit: 1001
Use Coinbase Account almosanywhere with Shift card

From normal reaper info:

Set thread_concurrency to 64 * bus_width_of_card_in_bits.  So, for a 7950, that would be 64 * 384 = 24576.
but is also saw for 7770 use 8000

My 7770 stabilized at 792MH/s with just less than 10,000 shares have found 7 blocks on took less than 5 min there is a LOT of variance this early in the game.

 

Wow, I really hate you now, I got 4 blocks at 30 000 shares, running at 7GH/s and still getting next to nothing.

Guess I'm just lucky found another one an hour ago 11,500 shares 8 blocks 99.93% Stale



one only took 3 min
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