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https://github.com/status-im/nim-ethash.git
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26 lines
800 B
Nim
26 lines
800 B
Nim
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# Copyright (c) 2018 Status Research & Development GmbH
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# Distributed under the Apache v2 License (license terms are at http://www.apache.org/licenses/LICENSE-2.0).
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import ../src/ethash, times
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let
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seed = hexToSeqBytesBE("9410b944535a83d9adf6bbdcc80e051f30676173c16ca0d32d6f1263fc246466")
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previous_hash = hexToSeqBytesBE("c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470")
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var start = cpuTime() # Note for a multithreaded program, it adds the time taken on each Cpu
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# params.full_size = 262147 * 4096; // 1GBish;
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# params.full_size = 32771 * 4096; // 128MBish;
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# params.full_size = 8209 * 4096; // 8MBish;
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# params.cache_size = 8209*4096;
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# params.cache_size = 2053*4096;
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# Default:
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# Dataset 2^30
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# Cache 2^24
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let cache = mkcache(8209*4096, seed)
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echo cpuTime() - start
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