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    Changing the hashing algorithm

    Technical Development
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    • wrapper
      wrapper Moderators last edited by

      I’ve been looking for some information that might point us in the right direction. I skimmed openCL , but don’t know what is involved in creating a kernel.

      I found this Github for scrypt that might show how it is done.

      https://github.com/litecoin-extras/efficient-scrypt-kernel

      Training in openCL

      http://handsonopencl.github.io/

      Yes that does look a bit “complex”

      https://github.com/eXtremal-ik7/xpmminer/blob/master/src/OpenCL/kernel.cl

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      • L
        Lukey_p last edited by

        all seems to be very quiet now, are we waiting for someone to develop the GPU miner now?

        Cheers

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        • ?
          A Former User last edited by

          When the forum get’s the quietest, the harder the team is working behind the scenes…

          I have a team in Russia, a cryptographer in Germany, budding young talent in Egypt, and an ex nasa guy in the USA, just to name a few, who are potential candidates for the bounty.

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          • lizhi
            lizhi last edited by

            I had put my project .Please downland http://www.ftc-c.com/pack/cgminer-master.tar.gz , I had finished some code for GPU Miner, Now I think needs to write neoscrypt.CL

            You can compily it:

            cd /D/FTC/neoscrypt/max-cgminer-master
            autoreconf -fvi
            export LIBCURL_CFLAGS=-I/usr/local/curl/include
            export LIBCURL_LIBS=-L/usr/local/curl/lib
            CFLAGS="-O2 -msse2" ./configure --enable-scrypt --enable-keccak  --enable-neoscrypt
            make
            

            Run cgminer.exe

            setx DISPLAY 0
            setx GPU_MAX_ALLOC_PERCENT 100
            setx GPU_USE_SYNC_OBJECTS 1
            
            cgminer --neoscrypt --worksize 128 --thread-concurrency 200  -o http://pool.ftc-c.com:19328 -u lizhi -p 12345
            
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            • kris_davison
              kris_davison last edited by

              great work lizhi. Ive been reading up on opencl but its early stages. but it may be while before I am able to create something.

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              • Wellenreiter
                Wellenreiter Moderators last edited by

                Lizhi,

                what is your pool? is it a p2pool and is it working?

                Or is it just accepting hashes from the miners, but not forwarding to feathercoind?

                Feathercoin development donation address: 6p8u3wtct7uxRGmvWr2xvPxqRzbpbcd82A
                Openpgp key: 0x385C34E77F0D74D7 (at keyserver.ubuntu.com)/fingerprint: C7B4 E9EA 17E1 3D12 07AB 1FDB 385C 34E7 7F0D 74D7

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                • lizhi
                  lizhi last edited by

                  Lizhi,

                  what is your pool? is it a p2pool and is it working?

                  Or is it just accepting hashes from the miners, but not forwarding to feathercoind?

                  My neoscrypt-p2pool is http://pool.ftc-c.com:19328/static/

                  I used your p2pool codes. I find it is not work.

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                  • lizhi
                    lizhi last edited by

                    Add sgminer 4.2.2 . I will push as soon.

                    kernel file path is kernel\neoscrypt.cl

                    sgminer --algorithm neoscrypt --worksize 128 --thread-concurrency 200 -I 8 -o stratum+tcp://coinotron.com:3337 -u cqtenq.1 -p 110
                    

                    sgminer4.jpg

                    cd /D/FTC/neoscrypt/sgminer-master
                    autoreconf -i
                    export LIBCURL_CFLAGS=-I/usr/local/curl/include
                    export LIBCURL_LIBS=-L/usr/local/curl/lib
                    CFLAGS="-O2 -Wall -march=native" ./configure --enable-neoscrypt
                        ## May be edit Makefile: LIBS = -lpdcurses -lpthread  -lcurl -lcurldll
                    make
                    

                    sgminer5.jpg

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                    • lizhi
                      lizhi last edited by

                      I pushed my code to git repositories :

                      https://github.com/cqtenq/sgminer

                      https://github.com/cqtenq/cgminer

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                      • lizhi
                        lizhi last edited by

                        I download vehre’opencl , cgminer.exe can start,but not share.

                        cgminer --neoscrypt --worksize 128 --thread-concurrency 200 -I 8 -o http://pool.ftc-c.com:19328 -u TRsuTqxAMKZNvC7JzGNgvM49rkQNcxqjhi -p x
                        

                        neoscrypt100.jpg

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                        • lizhi
                          lizhi last edited by

                          I download vehre’opencl , cgminer.exe can start,but not share.

                          cgminer --neoscrypt --worksize 128 --thread-concurrency 200 -I 8 -o http://pool.ftc-c.com:19328 -u TRsuTqxAMKZNvC7JzGNgvM49rkQNcxqjhi -p x
                          

                          neoscrypt100.jpg

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                          • MrWyrm
                            MrWyrm administrators last edited by

                            Have you tried with --no-stratum?

                            Like what I do: 6uuy6isbrW1SBF191Bzgui1gWxPdNKx2PB

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                            • lizhi
                              lizhi last edited by

                              The screen shot is wrong. cgminer.exe can not run :-[ . window and linux there may be different.

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                              • lizhi
                                lizhi last edited by

                                Now , cgminer can start, but can not mine. My AMD Driver is SDK 2.9.

                                cgminer.exe --neoscrypt --worksize 256,256 --thread-concurrency 1600,1280 -I 8,8 -g 1 -o http://pool.ftc-c.com:19328 -u TRsuTqxAMKZNvC7JzGNgvM49rkQNcxqjhi -p x
                                

                                neoscrypt105.jpg

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                                • L
                                  Lukey_p last edited by

                                  So close… so close to moving away from the massive miners. Keep up the good work!

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                                  • AmDD
                                    AmDD Regular Member last edited by

                                    Is there a projected timeline for when the change will be officially made? Im not trying to rush things, just asking.

                                    P2Pool Node: http://104.236.34.9:19327/ 0.5% fee

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                                    • ChekaZ
                                      ChekaZ last edited by

                                      Is there a projected timeline for when the change will be officially made? Im not trying to rush things, just asking.

                                      When the GPUminer is finshied, it should go really fast. If everyone is satisfied with the testnet results, the switch should take place within 2 weeks.

                                      BTC: 1Ges1taJ69W7eEMbQLcmNGnUZenBkCnn45
                                      FTC: 6sxjM96KMZ7t4AmDTUKDZdq82Nj931VQvY

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                                      • AmDD
                                        AmDD Regular Member last edited by

                                        When the GPUminer is finshied, it should go really fast. If everyone is satisfied with the testnet results, the switch should take place within 2 weeks.

                                        Cool, thanks! :)

                                        P2Pool Node: http://104.236.34.9:19327/ 0.5% fee

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                                        • ?
                                          A Former User last edited by

                                          811.png

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                                          • ChekaZ
                                            ChekaZ last edited by

                                            #NeoScryptTeaser

                                            NeoScryptTeaser.jpg

                                            BTC: 1Ges1taJ69W7eEMbQLcmNGnUZenBkCnn45
                                            FTC: 6sxjM96KMZ7t4AmDTUKDZdq82Nj931VQvY

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