Date: Wed, 21 May 2008 09:45:54 +0200 From: Karel Rous <admin@gyrec.cz> To: Ivan Voras <ivoras@freebsd.org> Cc: freebsd-stable@freebsd.org Subject: Re: ubench on v6 a v7 Message-ID: <4833D332.5020800@gyrec.cz> In-Reply-To: <g0unol$266$1@ger.gmane.org> References: <48312000.9030102@gyrec.cz> <g0unol$266$1@ger.gmane.org>
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This is a multi-part message in MIME format. --------------050504090306030104040303 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit It needs further exploration on different hw as well. I will try but it'll take quite a long time :-) Ivan Voras wrote: > Karel Rous wrote: >> My home computer (no internet access, cannot share results :-) is >> single processor Athlon 64 on 2250 Mhz/512 KB L2. Visually I have >> seen that on stable it doesn't behave as speedily as on FreeBSD >> number 6. I have checked utility in subject (which is probably not >> the best alternative) and it shows me on memory test half of the >> speed that was in v6 while using default MALLOC_OPTIONS at each >> version. There could be certain speed up changing it but IMHO there >> can not be any we to make it as fast as in previous version. Is there >> anyone who could make a logical explanation? (I think it has >> something to do with new malloc optimization for multi processor >> systems but I might compiled also libc on FreeBSD 7 with wrong >> options). Even using simple compat6x libc (with libmap.conf) helps to >> speed up things there. >> All those measurement are my just my non generalized opinion and I >> hope I am wrong :-) > > If you can confirm your results in a clean environment, you might want > to talk to jasone@ about this. > --------------050504090306030104040303--
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