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From Ian Holsman <i...@apache.org>
Subject Re: any hints ?
Date Fri, 15 Feb 2002 01:10:02 GMT
Aaron Bannert wrote:
> On Thu, Feb 14, 2002 at 03:19:54PM -0800, Ian Holsman wrote:
> [...]
> 
>>same configuration/same source code/same docroot.
>>
>>by my calcs v31 now does 14 mutex locks per read
>>as opposed to v29 5 locks per read
>>
>>
>>I'm thinking that the shared memory changes have made my machine
>>into a furnace.
>>
>>BTW when I ran the same kind of test on 20-dec with 30-dev I was showing 
>>a 10% speed increase.. now it looks like a 30% slowdown.
>>
> 
> Shared memory changes? There are no explicit locks in apr_shm_t, and
> only during "allocation" for apr_rmm_t, AFAIK. Are you referring to
> something else?
> 
> -aaron
> 
> 
found a config difference.
v29 had the following:
export LD_PRELOAD=/usr/lib/libmtmalloc.so


with this line v31 now outperforms v29.
thanks for the help guys..


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