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1  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN]: cpuminer-opt v3.8.8.1, open source optimized multi-algo CPU miner on: December 03, 2018, 01:26:51 AM
See which CPU is best with cpuminer-opt.

https://openbenchmarking.org/showdown/pts/cpuminer-opt

2  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] [XMG] MAGI | CPU mining | mPoW | mPoS | [MagiPay] on: May 28, 2018, 07:33:55 PM
EPYC 7551 32-Core gets almost 900 h/s with m7m algo.

https://openbenchmarking.org/result/1803058-FO-1803042PT20

3  Alternate cryptocurrencies / Mining (Altcoins) / Re: HOW TO SET UP OVERCLOCKING AND FAN CONTROL ON UBUNTU 16.04 FOR NVIDIA CARDS on: May 28, 2018, 05:32:07 PM
If using monitor attached to intel graphics of ssh try this command. This worked for me with Xubuntu 18.04 and nvidia 390 drivers.

sudo nvidia-xconfig -a --cool-bits=31 --allow-empty-initial-configuration
sudo systemctl restart lightdm.service
sudo DISPLAY=:0 XAUTHORITY=/var/run/lightdm/root/:0 nvidia-settings -a 'GPUFanControlState=1' -a 'GPUTargetFanSpeed=100'

This changes fan to 100% but over clock works the same way.


I found the answer here.

https://www.linuxquestions.org/questions/linux-general-1/how-to-run-nvidia-settings-remotely-4175599391/

4  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN]: cpuminer-opt v3.8.8.1, open source optimized multi-algo CPU miner on: May 28, 2018, 02:39:18 PM
Compare results with this benchmark.

https://openbenchmarking.org/test/pts/cpuminer-opt
5  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN]: cpuminer-opt v3.6.11, open source optimized multi-algo CPU miner on: October 16, 2017, 02:43:52 AM
v3.6.11 is on github but no details on the changelog.

Thank you to the developer!
6  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN]: cpuminer-opt v3.6.6, open source optimized multi-algo CPU miner on: October 13, 2017, 12:04:14 AM
I have never used docker before. How difficult is it to compile cpuminer-opt and run it in a container?

With Ubuntu 16.04 container:

Code:
..[$] <()> for i in sha256t lbry skein myr-gr m7m; do docker run --rm miner --quiet --time-limit=30 --benchmark -a $i; done
                                                                                               
         **********  cpuminer-opt 3.6.6  ***********                                           
     A CPU miner with multi algo support and optimized for CPUs                               
     with AES_NI and AVX extensions.                                                           
     BTC donation address: 12tdvfF7KmAsihBXQXynT6E6th2c2pByTT                                 
     Forked from TPruvot's cpuminer-multi with credits                                         
     to Lucas Jones, elmad, palmd, djm34, pooler, ig0tik3d,                                   
     Wolf0, Jeff Garzik and Optiminer.         
                                                                                               
CPU: AMD Ryzen 5 1400 Quad-Core Processor                                                     
CPU features: SSE2 AES AVX AVX2 SHA           
SW built on Jul 24 2017 with GCC 5.4.0                                                         
SW features: SSE2 AES AVX AVX2 SHA                                                             
Algo features: SSE2 SHA                                                                       
Start mining with SSE2 SHA                     

[2017-07-24 08:57:26] 8 miner threads started, using 'sha256t' algorithm.                     
[2017-07-24 08:57:26] Total: 1048.58 kH, 15.86 MH/s, 0C                                       
[2017-07-24 08:57:32] Total: 152.66 MH, 33.09 MH/s, 0C                                         
[2017-07-24 08:57:36] Total: 147.99 MH, 33.09 MH/s, 0C                                         
[2017-07-24 08:57:41] Total: 165.43 MH, 33.17 MH/s, 0C                                         
[2017-07-24 08:57:46] Total: 165.86 MH, 33.18 MH/s, 0C                                         
[2017-07-24 08:57:51] Total: 165.90 MH, 33.18 MH/s, 0C                                         
[2017-07-24 08:57:56] Total: 165.89 MH, 33.18 MH/s, 0C                                         
[2017-07-24 08:57:56] Total: 145.83 MH, 33.27 MH/s, 0C                                         
[2017-07-24 08:57:56] Total: 145.83 MH, 33.28 MH/s, 0C                                         
[2017-07-24 08:57:56] Total: 125.27 MH, 32.99 MH/s, 0C                                         
[2017-07-24 08:57:56] Total: 104.64 MH, 33.27 MH/s, 0C                                         
[2017-07-24 08:57:56] Total: 84.01 MH, 33.28 MH/s, 0C                                         
[2017-07-24 08:57:56] Total: 84.01 MH, 32.99 MH/s, 0C                                         
[2017-07-24 08:57:56] Total: 84.02 MH, 33.28 MH/s, 0C                                         
[2017-07-24 08:57:56] Total: 63.39 MH, 32.98 MH/s, 0C                                         
[2017-07-24 08:57:56] Total: 42.77 MH, 33.23 MH/s, 0C                                         
[2017-07-24 08:57:56] Total: 22.15 MH, 33.27 MH/s, 0C                                         
[2017-07-24 08:57:56] Total: 22.16 MH, 32.95 MH/s, 0C                                         
[2017-07-24 08:57:56] Total: 2097.15 kH, 33.40 MH/s, 0C                                       
[2017-07-24 08:57:56] Total: 2097.15 kH, 33.11 MH/s, 0C                                       
[2017-07-24 08:57:56] Total: 2097.15 kH, 33.02 MH/s, 0C                                       
[2017-07-24 08:57:57] Benchmark: 33.02 MH/s   
33016420                                                                                       
                                                                                               
         **********  cpuminer-opt 3.6.6  ***********                                           
     A CPU miner with multi algo support and optimized for CPUs                               
     with AES_NI and AVX extensions.           
     BTC donation address: 12tdvfF7KmAsihBXQXynT6E6th2c2pByTT                                 
     Forked from TPruvot's cpuminer-multi with credits                                         
     to Lucas Jones, elmad, palmd, djm34, pooler, ig0tik3d,                                   
     Wolf0, Jeff Garzik and Optiminer.         
                                               
CPU: AMD Ryzen 5 1400 Quad-Core Processor     
CPU features: SSE2 AES AVX AVX2 SHA           
SW built on Jul 24 2017 with GCC 5.4.0                                                         
SW features: SSE2 AES AVX AVX2 SHA                                                             
Algo features: SSE2 SHA                                                                       
Start mining with SSE2 SHA                                                                     
                                                                                               
[2017-07-24 08:57:57] 8 miner threads started, using 'lbry' algorithm.                         
[2017-07-24 08:57:58] Total: 1048.58 kH, 5326.34 kH/s, 0C                                     
[2017-07-24 08:58:02] Total: 18.70 MH, 5537.04 kH/s, 0C                                       
[2017-07-24 08:58:06] Total: 12.34 MH, 5557.11 kH/s, 0C                                       
[2017-07-24 08:58:07] Total: 25.07 MH, 5558.93 kH/s, 0C                                       
[2017-07-24 08:58:12] Total: 24.99 MH, 5560.98 kH/s, 0C                                       
[2017-07-24 08:58:17] Total: 25.03 MH, 5556.29 kH/s, 0C                                       
[2017-07-24 08:58:22] Total: 27.78 MH, 5560.57 kH/s, 0C                                       
[2017-07-24 08:58:27] Total: 24.44 MH, 5569.10 kH/s, 0C                                       
[2017-07-24 08:58:28] Benchmark: 5569.10 kH/s                                                 
5569101                                       
                                                                                               
         **********  cpuminer-opt 3.6.6  ***********                                           
     A CPU miner with multi algo support and optimized for CPUs                               
     with AES_NI and AVX extensions.           
     BTC donation address: 12tdvfF7KmAsihBXQXynT6E6th2c2pByTT                                 
     Forked from TPruvot's cpuminer-multi with credits                                         
     to Lucas Jones, elmad, palmd, djm34, pooler, ig0tik3d,                                   
     Wolf0, Jeff Garzik and Optiminer.         
                                               
CPU: AMD Ryzen 5 1400 Quad-Core Processor     
CPU features: SSE2 AES AVX AVX2 SHA           
SW built on Jul 24 2017 with GCC 5.4.0         
SW features: SSE2 AES AVX AVX2 SHA                                                             
Algo features: SSE2 SHA                                                                       
Start mining with SSE2 SHA                                                                     
                                                                                               
[2017-07-24 08:58:28] 8 miner threads started, using 'skein' algorithm.                       
[2017-07-24 08:58:29] Total: 3670.02 kH, 9933.17 kH/s, 0C                                     
[2017-07-24 08:58:33] Total: 45.31 MH, 11.55 MH/s, 0C                                         
[2017-07-24 08:58:38] Total: 57.74 MH, 11.58 MH/s, 0C                                         
[2017-07-24 08:58:43] Total: 46.27 MH, 11.59 MH/s, 0C                                         
[2017-07-24 08:58:48] Total: 54.95 MH, 11.58 MH/s, 0C                                         
[2017-07-24 08:58:53] Total: 52.07 MH, 11.59 MH/s, 0C                                         
[2017-07-24 08:58:58] Total: 52.10 MH, 11.59 MH/s, 0C
[2017-07-24 08:58:58] Total: 11.90 MH, 11.60 MH/s, 0C
[2017-07-24 08:58:58] Total: 11.90 MH, 11.56 MH/s, 0C
[2017-07-24 08:58:59] Benchmark: 11.56 MH/s
11562248

         **********  cpuminer-opt 3.6.6  ***********
     A CPU miner with multi algo support and optimized for CPUs
     with AES_NI and AVX extensions.
     BTC donation address: 12tdvfF7KmAsihBXQXynT6E6th2c2pByTT
     Forked from TPruvot's cpuminer-multi with credits
     to Lucas Jones, elmad, palmd, djm34, pooler, ig0tik3d,
     Wolf0, Jeff Garzik and Optiminer.

CPU: AMD Ryzen 5 1400 Quad-Core Processor
CPU features: SSE2 AES AVX AVX2 SHA
SW built on Jul 24 2017 with GCC 5.4.0
SW features: SSE2 AES AVX AVX2 SHA
Algo features: SSE2 AES SHA
Start mining with SSE2 AES SHA

[2017-07-24 08:59:00] 8 miner threads started, using 'myr-gr' algorithm.
[2017-07-24 08:59:00] Total: 2097.15 kH, 5397.12 kH/s, 0C
[2017-07-24 08:59:05] Total: 17.51 MH, 5452.93 kH/s, 0C
[2017-07-24 08:59:06] Total: 21.72 MH, 5467.62 kH/s, 0C
[2017-07-24 08:59:10] Total: 25.98 MH, 5466.69 kH/s, 0C
[2017-07-24 08:59:15] Total: 25.28 MH, 5466.75 kH/s, 0C
[2017-07-24 08:59:20] Total: 24.80 MH, 5465.82 kH/s, 0C
[2017-07-24 08:59:25] Total: 26.64 MH, 5467.58 kH/s, 0C
[2017-07-24 08:59:30] Total: 12.37 MH, 5468.40 kH/s, 0C
[2017-07-24 08:59:30] Total: 5272.27 kH, 5463.15 kH/s, 0C
[2017-07-24 08:59:31] Benchmark: 5463.15 kH/s
5463145

         **********  cpuminer-opt 3.6.6  ***********
     A CPU miner with multi algo support and optimized for CPUs
     with AES_NI and AVX extensions.
     BTC donation address: 12tdvfF7KmAsihBXQXynT6E6th2c2pByTT
     Forked from TPruvot's cpuminer-multi with credits
     to Lucas Jones, elmad, palmd, djm34, pooler, ig0tik3d,
     Wolf0, Jeff Garzik and Optiminer.

CPU: AMD Ryzen 5 1400 Quad-Core Processor
CPU features: SSE2 AES AVX AVX2 SHA
SW built on Jul 24 2017 with GCC 5.4.0
SW features: SSE2 AES AVX AVX2 SHA
Algo features: SSE2 AES AVX SHA
Start mining with SSE2 AES AVX SHA

[2017-07-24 08:59:31] 8 miner threads started, using 'm7m' algorithm.
[2017-07-24 08:59:38] Total: 1048.58 kH, 159.87 kH/s, 0C
[2017-07-24 08:59:43] Total: 799.38 kH, 159.68 kH/s, 0C
[2017-07-24 08:59:48] Total: 798.43 kH, 159.47 kH/s, 0C
[2017-07-24 08:59:53] Total: 797.34 kH, 159.35 kH/s, 0C
[2017-07-24 08:59:58] Total: 796.75 kH, 159.65 kH/s, 0C
[2017-07-24 09:00:01] Total: 478.95 kH, 159.87 kH/s, 0C
159872
[2017-07-24 09:00:07] Benchmark: 159.87 kH/s
7  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN]: cpuminer-opt v3.6.5, open source optimized multi-algo CPU miner on: October 12, 2017, 11:52:19 PM

I am still curious about AVX2 performance on Ryzen. I have read that their implementation isn't native but I haven't
seen any performance comparisons. If anyone has a Ryzen I would be interested in a performance comparison of
AVX vs AVX2 on algos that have AVX2 optimizations.



If you can list the algos you would like tested I can try it out on both Ryzen R7 1700X and R5 1600 CPUs. Possibly on Threadripper too towards the end of summer if I talk myself into getting one. Wink

Lyra2v2, Lyra2z and Deep have the most AVX2 and should see the biggest improvement. All the X algos, qubit, timetravel
and a few others also have varying amounts of AVX2 code.

Preliminary results:

Ryzen 1700X @ stock settings with 8 threads set in the batch file.

Lyra2v2 = 1001 Kh/s on avx2
             = 1016 Kh/s on avx
Timetravel = 799 Kh/s on avx2
                = 843 Kh/s on avx
X11          = 686 Kh/s on avx2
                = 711 Kh/s on avx
X17          = 294 Kh/s on avx2
                = 294 Kh/s on avx

X17 was the same for both options, but I was surprised to see avx beating avx2 for the other algorithms tested. My understanding was that it would likely be the other way around....


Please test the HW SHA for Ryzen.

lbry  
sha256t    
skein
myr-groestl  
m7m  
8  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN]: cpuminer-opt v3.6.10, open source optimized multi-algo CPU miner on: October 12, 2017, 11:25:34 PM
What is the lscpu or cat /proc/cpuinfo output for the coffee lake cpu?

Are SHA extensions supported like as in the apollo lake CPU?

Thank you for your help.
9  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN]: cpuminer-opt v3.6.0, open source optimized multi-algo CPU miner on: July 24, 2017, 02:34:46 AM

Which package needs to version 1.1?
libssl-dev or libcurl4-openssl-dev?

I have Ubuntu 16.04

How do I compile without SHA?

I thought the hash rate was pretty good for a 10w CPU.

I just enjoy playing, not any profit really.

libssl-dev 1.1 is needed but Ubuntu 16.04 has 1.0.2. None of the major distributions seem to have it yet.

How did you compile, did you change any options or just use the build script?
The option to add sha is "-msha" but the default compile probably includes it.
You might have to do something like "-maes -mavx" "-maes -msse4.2" instead
of the default "-march=native" to compile without sha.

Edit: correction, Goldmont doesn't have AVX.

I used the ./build.sh script to compile with HW SHA enabled and libssl-dev 1.0.2g-1ubuntu4.6 installed.

It is slower without the HW SHA.

./cpuminer -a m7m --benchmark

         **********  cpuminer-opt 3.6.6  ***********
     A CPU miner with multi algo support and optimized for CPUs
     with AES_NI and AVX extensions.
     BTC donation address: 12tdvfF7KmAsihBXQXynT6E6th2c2pByTT
     Forked from TPruvot's cpuminer-multi with credits
     to Lucas Jones, elmad, palmd, djm34, pooler, ig0tik3d,
     Wolf0, Jeff Garzik and Optiminer.

CPU: Intel(R) Celeron(R) CPU J3455 @ 1.50GHz
CPU features: SSE2 AES SHA
SW built on Jul 23 2017 with GCC 5.4.0
SW features: SSE2 AES
Algo features: SSE2 AES AVX SHA
Start mining with SSE2 AES

[2017-07-23 21:24:36] 4 miner threads started, using 'm7m' algorithm.
[2017-07-23 21:24:55] CPU #2: 131.07 kH, 6991.75 H/s
[2017-07-23 21:24:55] CPU #3: 131.07 kH, 6983.48 H/s
[2017-07-23 21:24:55] Total: 262.14 kH, 13.98 kH/s, 40C
[2017-07-23 21:24:55] CPU #0: 131.07 kH, 6799.19 H/s
[2017-07-23 21:24:55] CPU #1: 131.07 kH, 6794.54 H/s
[2017-07-23 21:25:00] CPU #3: 34.92 kH, 7024.97 H/s
[2017-07-23 21:25:00] Total: 428.13 kH, 27.61 kH/s, 40C
[2017-07-23 21:25:00] CPU #2: 34.96 kH, 6746.14 H/s
[2017-07-23 21:25:00] CPU #0: 34.00 kH, 6795.39 H/s
[2017-07-23 21:25:00] CPU #1: 33.97 kH, 6724.83 H/s
[2017-07-23 21:25:05] CPU #3: 35.12 kH, 6922.89 H/s
[2017-07-23 21:25:05] Total: 138.05 kH, 27.19 kH/s, 39C
[2017-07-23 21:25:05] CPU #2: 33.73 kH, 6864.23 H/s
[2017-07-23 21:25:05] CPU #0: 33.98 kH, 6790.99 H/s
[2017-07-23 21:25:05] CPU #1: 33.62 kH, 6689.45 H/s
[2017-07-23 21:25:10] CPU #3: 34.62 kH, 6955.82 H/s
[2017-07-23 21:25:10] Total: 135.95 kH, 27.30 kH/s, 40C


That's a pretty big difference, big enough to convince me. Maybe SHA was back ported to some later 1.0 releases.
That's great if Ubuntu 16.04 etc have full support already.

Good work.

I used debian 9 with openssl 1.1 and got the same speed as ubuntu with the libssl-dev 1.0.2g-1ubuntu4.6 installed.

./cpuminer -a m7m --benchmark

         **********  cpuminer-opt 3.6.6  ***********
     A CPU miner with multi algo support and optimized for CPUs
     with AES_NI and AVX extensions.
     BTC donation address: 12tdvfF7KmAsihBXQXynT6E6th2c2pByTT
     Forked from TPruvot's cpuminer-multi with credits
     to Lucas Jones, elmad, palmd, djm34, pooler, ig0tik3d,
     Wolf0, Jeff Garzik and Optiminer.

CPU: Intel(R) Celeron(R) CPU J3455 @ 1.50GHz
CPU features: SSE2 AES SHA
SW built on Jul 24 2017 with GCC 6.3.0
SW features: SSE2 AES SHA
Algo features: SSE2 AES AVX SHA
Start mining with SSE2 AES SHA

[2017-07-24 02:23:37] 4 miner threads started, using 'm7m' algorithm.
[2017-07-24 02:23:50] CPU #3: 131.07 kH, 10.00 kH/s
[2017-07-24 02:23:50] Total: 131.07 kH, 10.00 kH/s, 37C
[2017-07-24 02:23:50] CPU #2: 131.07 kH, 9817.99 H/s
[2017-07-24 02:23:51] CPU #1: 131.07 kH, 9474.24 H/s
[2017-07-24 02:23:51] CPU #0: 131.07 kH, 9293.29 H/s
[2017-07-24 02:23:55] CPU #0: 37.17 kH, 9407.19 H/s
[2017-07-24 02:23:55] CPU #1: 37.90 kH, 8790.50 H/s
[2017-07-24 02:23:55] CPU #3: 50.01 kH, 9838.35 H/s
[2017-07-24 02:23:55] Total: 256.15 kH, 37.85 kH/s, 38C
[2017-07-24 02:23:55] CPU #2: 49.09 kH, 9702.19 H/s
[2017-07-24 02:24:00] CPU #1: 43.95 kH, 9022.16 H/s
[2017-07-24 02:24:00] CPU #3: 49.19 kH, 9912.67 H/s
[2017-07-24 02:24:00] Total: 179.41 kH, 38.04 kH/s, 38C
10  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN]: cpuminer-opt v3.6.0, open source optimized multi-algo CPU miner on: July 24, 2017, 01:29:38 AM

Which package needs to version 1.1?
libssl-dev or libcurl4-openssl-dev?

I have Ubuntu 16.04

How do I compile without SHA?

I thought the hash rate was pretty good for a 10w CPU.

I just enjoy playing, not any profit really.

libssl-dev 1.1 is needed but Ubuntu 16.04 has 1.0.2. None of the major distributions seem to have it yet.

How did you compile, did you change any options or just use the build script?
The option to add sha is "-msha" but the default compile probably includes it.
You might have to do something like "-maes -mavx" "-maes -msse4.2" instead
of the default "-march=native" to compile without sha.

Edit: correction, Goldmont doesn't have AVX.

I used the ./build.sh script to compile with HW SHA enabled and libssl-dev 1.0.2g-1ubuntu4.6 installed.

It is slower without the HW SHA.

./cpuminer -a m7m --benchmark

         **********  cpuminer-opt 3.6.6  ***********
     A CPU miner with multi algo support and optimized for CPUs
     with AES_NI and AVX extensions.
     BTC donation address: 12tdvfF7KmAsihBXQXynT6E6th2c2pByTT
     Forked from TPruvot's cpuminer-multi with credits
     to Lucas Jones, elmad, palmd, djm34, pooler, ig0tik3d,
     Wolf0, Jeff Garzik and Optiminer.

CPU: Intel(R) Celeron(R) CPU J3455 @ 1.50GHz
CPU features: SSE2 AES SHA
SW built on Jul 23 2017 with GCC 5.4.0
SW features: SSE2 AES
Algo features: SSE2 AES AVX SHA
Start mining with SSE2 AES

[2017-07-23 21:24:36] 4 miner threads started, using 'm7m' algorithm.
[2017-07-23 21:24:55] CPU #2: 131.07 kH, 6991.75 H/s
[2017-07-23 21:24:55] CPU #3: 131.07 kH, 6983.48 H/s
[2017-07-23 21:24:55] Total: 262.14 kH, 13.98 kH/s, 40C
[2017-07-23 21:24:55] CPU #0: 131.07 kH, 6799.19 H/s
[2017-07-23 21:24:55] CPU #1: 131.07 kH, 6794.54 H/s
[2017-07-23 21:25:00] CPU #3: 34.92 kH, 7024.97 H/s
[2017-07-23 21:25:00] Total: 428.13 kH, 27.61 kH/s, 40C
[2017-07-23 21:25:00] CPU #2: 34.96 kH, 6746.14 H/s
[2017-07-23 21:25:00] CPU #0: 34.00 kH, 6795.39 H/s
[2017-07-23 21:25:00] CPU #1: 33.97 kH, 6724.83 H/s
[2017-07-23 21:25:05] CPU #3: 35.12 kH, 6922.89 H/s
[2017-07-23 21:25:05] Total: 138.05 kH, 27.19 kH/s, 39C
[2017-07-23 21:25:05] CPU #2: 33.73 kH, 6864.23 H/s
[2017-07-23 21:25:05] CPU #0: 33.98 kH, 6790.99 H/s
[2017-07-23 21:25:05] CPU #1: 33.62 kH, 6689.45 H/s
[2017-07-23 21:25:10] CPU #3: 34.62 kH, 6955.82 H/s
[2017-07-23 21:25:10] Total: 135.95 kH, 27.30 kH/s, 40C

I used debian 9 with openssl 1.1 and got the same speed as ubuntu with the libssl-dev 1.0.2g-1ubuntu4.6 installed.

./cpuminer -a m7m --benchmark

         **********  cpuminer-opt 3.6.6  ***********
     A CPU miner with multi algo support and optimized for CPUs
     with AES_NI and AVX extensions.
     BTC donation address: 12tdvfF7KmAsihBXQXynT6E6th2c2pByTT
     Forked from TPruvot's cpuminer-multi with credits
     to Lucas Jones, elmad, palmd, djm34, pooler, ig0tik3d,
     Wolf0, Jeff Garzik and Optiminer.

CPU: Intel(R) Celeron(R) CPU J3455 @ 1.50GHz
CPU features: SSE2 AES SHA
SW built on Jul 24 2017 with GCC 6.3.0
SW features: SSE2 AES SHA
Algo features: SSE2 AES AVX SHA
Start mining with SSE2 AES SHA

[2017-07-24 02:23:37] 4 miner threads started, using 'm7m' algorithm.
[2017-07-24 02:23:50] CPU #3: 131.07 kH, 10.00 kH/s
[2017-07-24 02:23:50] Total: 131.07 kH, 10.00 kH/s, 37C
[2017-07-24 02:23:50] CPU #2: 131.07 kH, 9817.99 H/s
[2017-07-24 02:23:51] CPU #1: 131.07 kH, 9474.24 H/s
[2017-07-24 02:23:51] CPU #0: 131.07 kH, 9293.29 H/s
[2017-07-24 02:23:55] CPU #0: 37.17 kH, 9407.19 H/s
[2017-07-24 02:23:55] CPU #1: 37.90 kH, 8790.50 H/s
[2017-07-24 02:23:55] CPU #3: 50.01 kH, 9838.35 H/s
[2017-07-24 02:23:55] Total: 256.15 kH, 37.85 kH/s, 38C
[2017-07-24 02:23:55] CPU #2: 49.09 kH, 9702.19 H/s
[2017-07-24 02:24:00] CPU #1: 43.95 kH, 9022.16 H/s
[2017-07-24 02:24:00] CPU #3: 49.19 kH, 9912.67 H/s
[2017-07-24 02:24:00] Total: 179.41 kH, 38.04 kH/s, 38C

11  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN]: cpuminer-opt v3.6.0, open source optimized multi-algo CPU miner on: July 23, 2017, 09:51:12 PM

It looks like hw sha to me?

         **********  cpuminer-opt 3.6.6  ***********
     A CPU miner with multi algo support and optimized for CPUs
     with AES_NI and AVX extensions.
     BTC donation address: 12tdvfF7KmAsihBXQXynT6E6th2c2pByTT
     Forked from TPruvot's cpuminer-multi with credits
     to Lucas Jones, elmad, palmd, djm34, pooler, ig0tik3d,
     Wolf0, Jeff Garzik and Optiminer.

CPU: Intel(R) Celeron(R) CPU J3455 @ 1.50GHz
CPU features: SSE2 AES SHA
SW built on Jul  4 2017 with GCC 5.4.0
SW features: SSE2 AES SHA
Algo features: SSE2 AES AVX SHA
Start mining with SSE2 AES SHA

[2017-07-23 15:21:13] Starting Stratum on stratum+tcp://xmg.suprnova.cc:7128
[2017-07-23 15:21:13] 4 miner threads started, using 'm7m' algorithm.

[2017-07-23 15:21:13] Stratum difficulty set to 8
[2017-07-23 15:21:17] m7m block 1418024, diff 7.180
[2017-07-23 15:21:19] m7m block 1418025, diff 7.180
[2017-07-23 15:21:19] CPU #2: 19.29 kH, 8515.43 H/s
[2017-07-23 15:21:19] CPU #0: 22.44 kH, 9851.52 H/s
[2017-07-23 15:21:19] CPU #1: 21.60 kH, 9509.43 H/s
[2017-07-23 15:21:19] CPU #3: 20.52 kH, 9059.83 H/s
[2017-07-23 15:21:27] CPU #2: 67.76 kH, 8803.45 H/s
[2017-07-23 15:21:27] Accepted 1/1 (100%), 132.33 kH, 37.22 kH/s, 44C


That's very interesting. SHA is not mentioned here...

https://ark.intel.com/products/95594/Intel-Celeron-Processor-J3455-2M-Cache-up-to-2_3-GHz

But here it is...

https://en.wikipedia.org/wiki/Goldmont

OK so you have a Goldmont and it is the only Intel CPU to support SHA at this time.

It looks like all the boxes are checked, CPU, compiler, build and algo. The only question seems to be
the version of openssl. Cpuminer doesn't check the version but it needs to be 1.1 to have HW SHA support.
The only way to be sure is to compare the hash rate with a non-SHA compile.

Edit: strictly speaking, when cpuminer says it's mining with SHA it means it is using the openssl version
instead of its own SW version, but it's no guarantee that openssl is using the HW SHA instructions.



Which package needs to version 1.1?
libssl-dev or libcurl4-openssl-dev?

I have Ubuntu 16.04

How do I compile without SHA?

I thought the hash rate was pretty good for a 10w CPU.

I just enjoy playing, not any profit really.
12  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN]: cpuminer-opt v3.6.0, open source optimized multi-algo CPU miner on: July 23, 2017, 07:23:39 PM
Looking for Ryzen owners to test SHA acceleration.

Ryzen CPUs have HW accelerated SHA, something Intel's mainstream CPUs won't have until Cannonlake.

Requirements:
  Ryzen CPU
  Linux
  Compiler version with support for sha
  Openssl development package with support for sha
  Cpuminer-opt source code with support for sha

I can provide the last one. GCC is supposed to have support for -msha starting in v 5, and Openssl added support in 2014
so both should be available in Ubuntu 16.04.

The following algos use sha256 and should benefit from HW acceleration: sha256t, lbry, skein, myr-groestl, m7m.

Intel J3455 ASRock J3455M with 1866 memory dual channel
--benchmark results
 
lbry         Total: 5287.13 kH, 1341.57 kH/s, 43C
sha256t      Total: 4643.44 kH, 6343.56 kH/s, 42C
skein         Total: 15.05 MH, 3223.62 kH/s, 45C
myr-groestl   Total: 7336.60 kH, 1480.04 kH/s, 44C
m7m         Total: 254.99 kH, 38.28 kH/s, 45C

Thanks but that CPU doesn't have HW SHA. This information is displayed
when the program starts.

Compiling is still the biggest challenge to using SHA. Few Linux distros include openssl 1.1 which added SHA support.

It looks like HW SHA to me? This is only a 10w CPU.

         **********  cpuminer-opt 3.6.6  ***********
     A CPU miner with multi algo support and optimized for CPUs
     with AES_NI and AVX extensions.
     BTC donation address: 12tdvfF7KmAsihBXQXynT6E6th2c2pByTT
     Forked from TPruvot's cpuminer-multi with credits
     to Lucas Jones, elmad, palmd, djm34, pooler, ig0tik3d,
     Wolf0, Jeff Garzik and Optiminer.

CPU: Intel(R) Celeron(R) CPU J3455 @ 1.50GHz
CPU features: SSE2 AES SHA
SW built on Jul  4 2017 with GCC 5.4.0
SW features: SSE2 AES SHA
Algo features: SSE2 AES AVX SHA
Start mining with SSE2 AES SHA

[2017-07-23 15:21:13] Starting Stratum on stratum+tcp://xmg.suprnova.cc:7128
[2017-07-23 15:21:13] 4 miner threads started, using 'm7m' algorithm.

[2017-07-23 15:21:13] Stratum difficulty set to 8
[2017-07-23 15:21:17] m7m block 1418024, diff 7.180
[2017-07-23 15:21:19] m7m block 1418025, diff 7.180
[2017-07-23 15:21:19] CPU #2: 19.29 kH, 8515.43 H/s
[2017-07-23 15:21:19] CPU #0: 22.44 kH, 9851.52 H/s
[2017-07-23 15:21:19] CPU #1: 21.60 kH, 9509.43 H/s
[2017-07-23 15:21:19] CPU #3: 20.52 kH, 9059.83 H/s
[2017-07-23 15:21:27] CPU #2: 67.76 kH, 8803.45 H/s
[2017-07-23 15:21:27] Accepted 1/1 (100%), 132.33 kH, 37.22 kH/s, 44C
13  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN]: cpuminer-opt v3.6.0, open source optimized multi-algo CPU miner on: July 23, 2017, 04:57:35 PM
Looking for Ryzen owners to test SHA acceleration.

Ryzen CPUs have HW accelerated SHA, something Intel's mainstream CPUs won't have until Cannonlake.

Requirements:
  Ryzen CPU
  Linux
  Compiler version with support for sha
  Openssl development package with support for sha
  Cpuminer-opt source code with support for sha

I can provide the last one. GCC is supposed to have support for -msha starting in v 5, and Openssl added support in 2014
so both should be available in Ubuntu 16.04.

The following algos use sha256 and should benefit from HW acceleration: sha256t, lbry, skein, myr-groestl, m7m.

Intel J3455 ASRock J3455M with 1866 memory dual channel
--benchmark results
 
lbry         Total: 5287.13 kH, 1341.57 kH/s, 43C
sha256t      Total: 4643.44 kH, 6343.56 kH/s, 42C
skein         Total: 15.05 MH, 3223.62 kH/s, 45C
myr-groestl   Total: 7336.60 kH, 1480.04 kH/s, 44C
m7m         Total: 254.99 kH, 38.28 kH/s, 45C
14  Alternate cryptocurrencies / Mining (Altcoins) / Re: HOW TO SET UP OVERCLOCKING AND FAN CONTROL ON UBUNTU 16.04 FOR NVIDIA CARDS on: January 30, 2017, 04:19:12 AM
Install Ubuntu 16.10

sudo add-apt-repository ppa:graphics-drivers/ppa
sudo apt update
sudo apt install nvidia-370 nvidia-cuda-toolkit
sudo nvidia-xconfig -a --cool-bits=31 --allow-empty-initial-configuration



Well, you can do that, but when I tested it, some mining software lost a lot of after 4-7 hours of mining and hashed at 60% less.





I mostly run folding, results may vary I guess.
15  Alternate cryptocurrencies / Mining (Altcoins) / Re: HOW TO SET UP OVERCLOCKING AND FAN CONTROL ON UBUNTU 16.04 FOR NVIDIA CARDS on: January 29, 2017, 06:56:30 AM
Install Ubuntu 16.10

sudo add-apt-repository ppa:graphics-drivers/ppa
sudo apt update
sudo apt install nvidia-370 nvidia-cuda-toolkit
sudo nvidia-xconfig -a --cool-bits=31 --allow-empty-initial-configuration

16  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN] cudaMiner & ccMiner CUDA based mining applications [Windows/Linux/MacOSX] on: October 08, 2014, 08:34:51 PM


 I haven't had enough time testing it , but wit the current ccminer v7m7 , the results with the XCN are not so well. Its about 10MH/s but it should be twice better - my opinion...
twice would be a lot... knowing that a 780ti does only 14mh/s

You can get already a little more by overclocking the memclock of the p2-state to its maximum with nvidia inspector (which is 3500mhz and correspond to the nominal memclock value).

I will publish soon an update to use better launch parameter for the 980 (because for the moment, it just picks those of the 750ti), my 980s are doing around 12.5MH at the moment...

My Gigabyte 970s say P2 as well.

I may have stumbled on a common thing though, these are all 3rd party tools.  Nvidia inspector, Precision X, and afterburner all said my cards were running at 73% utilization, but When I go into Geforce experience and click on led visualizer, and then GPU properties, it shows them at 98%, 78C, and 3000+rpm fans. I have them with a 750ti all crammed in my case, otherwise I'd run the fan curve differently.

(I don't use geforce experience and don't know where other system monitoring is if it's in there or another nvidia tool)


nvidia-smi in linux reports P2 on my MSI 970
17  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN] cudaMiner & ccMiner CUDA based mining applications [Windows/Linux/MacOSX] on: August 10, 2014, 11:13:40 PM
Would it be possible that KBomba give us a new release of Profitability Calculator ?

Thanks, I use your incredible app every day even if nothing really worst mining for now
Busy, busy ^^" I'm working on making it possible to add custom algos and coins, so you won't have to rely on me to add algos or on coinwarz/whattomine/etc.. to add coins, alongside loads of other improvements, ofc.

Would it be possible to add curecoin? I can find calculators for mining, but not for folding.

Edit: I found one, https://cointweak.com/calculator/coin/cure/FAH

Thanks for your hard work!
18  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN] cudaMiner & ccMiner CUDA based mining applications [Windows/Linux/MacOSX] on: June 15, 2014, 04:12:17 PM
1.2 on github wont compile i get this error.

ccminer-cpu-miner.o: In function `miner_thread':
/opt/miners/ccminer-2014-06-13/cpu-miner.c:923: undefined reference to `scanhash_x13'
collect2: error: ld returned 1 exit status
make[2]: *** [ccminer] Error 1


any suggestions?

KAblam

take Makefile.am from tsiv's branch, then you're good.

Where can I find this file? Please provide a link.

I found https://github.com/tsiv/ccminer just trying to compile this fork now.

Thanks for all your hard work!

Ken
19  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN] cudaMiner & ccMiner CUDA based mining applications [Windows/Linux/MacOSX] on: May 25, 2014, 10:28:42 PM
How could I get the same improvement in linux?

Mega.co.nz yes
I posted two versions, one for compute 3.0, and one for the 750ti's

The one you want is the one with the older date in the file name

In fact, its this one
https://mega.co.nz/#!E5lR0YJI!cTm25l4tfLoJyMBlvIfBKUlc15PHLXMZwMicD0h37NA

Thanks!  That took me up to 4Mhash without changing anything else.  That's amazing!

Best,

20  Alternate cryptocurrencies / Mining (Altcoins) / Re: [ANN] cudaMiner - a new litecoin mining application [Windows/Linux] on: March 17, 2014, 01:13:12 AM
again, two short questions:

1. why can't i clone from github as suggested in the start post? I always get a 403 :/
2. what linux do you guys suggest for a 5 GPU rig? I'd like to use debian if possible. Is everything available for that distro?


I use debian sid and it works ok. Drivers and cuda in repository work with GTX 750 Ti. I haven't tried 5 gpus.
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