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On 11/17/2014 07:56 PM, Zac Medico wrote: |
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> For hitomi, _slot_operator_update_probe/use_reduce is an obvious thing |
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> to optimize. It called use_reduce 53763 times there, so it seems to |
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> repeat use_reduce multiple times for the same packages. That means we |
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> should see a benefit from memoization. |
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I've written a patch for this [1], and it gives good results (22.4% less |
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time for dep calc on one of my computers). If you do more profiling, it |
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would be best to apply this patch first, in order to increase the |
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contrast for other hot spots. |
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[1] https://bugs.gentoo.org/show_bug.cgi?id=529660 |
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-- |
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Thanks, |
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Zac |
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