Date: Fri, 23 Dec 2005 11:48:47 -0800 From: Jason Evans <jasone@freebsd.org> To: David Xu <davidxu@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: New malloc ready, take 42 Message-ID: <F72A81BD-0DB6-4227-8837-1A45551C2B7B@freebsd.org> In-Reply-To: <43ABCBCF.8060500@freebsd.org> References: <E1E22E2D-A6D5-49CC-9649-C37C50F0443B@freebsd.org> <43ABCBCF.8060500@freebsd.org>
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On Dec 23, 2005, at 2:05 AM, David Xu wrote: > > If I have linked " aj>>>>>>>" to /etc/malloc.conf for phkmalloc, the > super-smack get better result, on my Pentium-D 2.8Ghz machine, > before this set, the select-key.smack can only reach 19500 q_per_s, > after the set, it can reach 20791.33 q_per_s ! Was this a CURRENT system? If so, did you use the 'aj' flags when running the first test? By default, CURRENT has 'AJ' set, which means that junk filling is on unless you turn it off. Junk filling would cause approximately the performance difference you measured. Thanks, Jason
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