New malloc ready, take 42

David Xu davidxu at freebsd.org
Fri Dec 23 16:24:38 PST 2005


Jason Evans wrote:

>
> 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
>
>
>
Yes, with CURRENT, I think I didn't use 'aj' for first test. I will
test it again when I am back to office, sorry.

David Xu



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