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From Stefan Seelmann <seelm...@apache.org>
Subject Re: Search performance
Date Sun, 07 Mar 2010 12:52:03 GMT
One guess: it may have something to do with referrals. If I add a "-M" 
to the ldapsearch command (which sends the ManageDsaIT control) the 
search is faster. I'll try to debug into the server.


Alex Karasulu wrote:
> Wow this is horrendous - what's the cause of this any idea? We were at
> 5000K searches per second before.
> 
> On Sun, Mar 7, 2010 at 1:54 PM, Stefan Seelmann <seelmann@apache.org> wrote:
>> Hi dev,
>>
>> for the ApacheDS 1.5.6 release I created the installers and tested the zip
>> archive.
>>
>> I injected an ou and 10000 inetOrgPerson entries [1]. When I run the
>> following ldapsearch command it takes approx. one second to get a result:
>>
>> ldapsearch -h localhost -p 10389 -D "uid=admin,ou=system" -w secret -b
>> "dc=example,dc=com" -s sub "(uid=user.9999)"
>>
>> I also used the searchrate tool from slamd and I only get 1 search per
>> second:
>>
>> ./searchrate.sh -h localhost -p 10389 -D "uid=admin,ou=system" -w secret -b
>> "dc=example,dc=com" -s sub -f "(uid=user.9999)" -t 1
>>
>>
>> Then I tried to tune the server: I set -Xmx1024m to give it more Ram. And I
>> increased the cache size in server.xml [2]. However with searchrate I still
>> don't get more then 3 searches per second.
>>
>>
>> I hope that I just forgot some additional tuning parameter.
>>
>>
>> Kind Regards,
>> Stefan
>>
>>
>> [1] http://people.apache.org/~seelmann/com-example-10000.ldif.gz (1MB!)
>> [2] http://pastebin.com/xMjR9zrK
>>
> 
> 
> 


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