[hashcash] Re: Low end benchmarks
- From: "John Honan" <jhonan@xxxxxxxxxxxxxxx>
- To: hashcash@xxxxxxxxxxxxx
- Date: Sat, 28 Aug 2004 18:25:58 -0500 (CDT)
> John: for what you're doing you need to run hashcash_benchtest, the
> hashcash -s code is busted in hashcash-1.03p4* (all of the 1.03
> versions).
>
> Adam
>
Do you mean fastmint_benchtest? - I think this is what I'm looking for -
The results look about right for a P4 2GHz anyway;
knoppix@ttyp0[hashcash-1.03]$ fastmint_benchtest
Rate Name (* machine default)
766681 ANSI Compact 1-pipe
Solution: 1:22:040404:foo::0123456789abcdef:0000000JaED
Iterations: 5129101
Time taken: 6.690
805196 ANSI Standard 1-pipe
Solution: 1:22:040404:foo::0123456789abcdef:0000000JaED
Iterations: 5129101
Time taken: 6.370
811566 ANSI Ultra-Compact 1-pipe
Solution: 1:22:040404:foo::0123456789abcdef:0000000JaED
Iterations: 5129101
Time taken: 6.320
1171027 ANSI Compact 2-pipe
Solution: 1:22:040404:foo::0123456789abcdef:0000000JaED
Iterations: 5129101
Time taken: 4.380
1227057 ANSI Standard 2-pipe
Solution: 1:22:040404:foo::0123456789abcdef:0000000JaED
Iterations: 5129101
Time taken: 4.180
--- PowerPC Altivec Standard 1x4-pipe (Not available on this machine)
--- PowerPC Altivec Compact 2x4-pipe (Not available on this machine)
--- PowerPC Altivec Standard 2x4-pipe (Not available on this machine)
1928233 AMD64/x86 MMX Compact 1x2-pipe
Solution: 1:22:040404:foo::0123456789abcdef:0000000JaED
Iterations: 5129101
Time taken: 2.660
2396776 AMD64/x86 MMX Standard 1x2-pipe *
Solution: 1:22:040404:foo::0123456789abcdef:0000000JaED
Iterations: 5129101
Time taken: 2.140
Best minter: AMD64/x86 MMX Standard 1x2-pipe (2396776 hashes/sec)
Projected average times to mint:
8 bits: 0.000 seconds (106.8 microseconds)
10 bits: 0.000 seconds (427.2 microseconds)
16 bits: 0.027 seconds
20 bits: 0.437 seconds
22 bits: 1.750 seconds
24 bits: 7.000 seconds
26 bits: 28.000 seconds
28 bits: 111.999 seconds (1.9 minutes)
30 bits: 447.994 seconds (7.5 minutes)
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