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Date: Sun, 24 Jun 2012 01:37:12 +0400
From: Solar Designer <>
Subject: Re: Some relbench results for linux-x86-sse2 (jumbo5 vs. upcoming jumbo6)


On Sat, Jun 23, 2012 at 11:11:09PM +0200, Frank Dittrich wrote:
> And these are the worst regressions:
> $ ./relbench -v j5-sse2-mod.txt j6-sse2.txt|grep "^Ratio:"|cut -f
> 2-|sort -n|head -n 10
> 0.61111 real, 0.61111 virtual	MediaWiki md5($s.'-'.md5($p)):Many salts
> 0.87012 real, 0.87891 virtual	phpass MD5 ($P$9):Raw
> 0.88684 real, 0.89589 virtual	MySQL:Raw
> 0.90846 real, 0.90857 virtual	dynamic_27: FreeBSD MD5:Raw
> 0.91026 real, 0.91026 virtual	Generic salted MD4:Many salts
> 0.92756 real, 0.92756 virtual	dynamic_0: md5($p) (raw-md5):Raw

Can you post the actual output for these (for both versions)?

Are these regressions fully reproducible if you re-run both versions?

What make target did you use?  linux-x86-sse2 or linux-x86-sse2i?
Can you try the other and see how it differs?



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