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Posted to dev@directory.apache.org by "Emmanuel Lecharny (JIRA)" <ji...@apache.org> on 2006/08/25 13:03:24 UTC
[jira] Resolved: (DIRSERVER-629) Improve performance for search
requests
[ http://issues.apache.org/jira/browse/DIRSERVER-629?page=all ]
Emmanuel Lecharny resolved DIRSERVER-629.
-----------------------------------------
Resolution: Fixed
This has been fixed in may/june. Some more work could be done, but the search is now very fast. I think that the number of searches we had was also limited by the naggle algorithm wich was not disabled.
> Improve performance for search requests
> ---------------------------------------
>
> Key: DIRSERVER-629
> URL: http://issues.apache.org/jira/browse/DIRSERVER-629
> Project: Directory ApacheDS
> Issue Type: Improvement
> Affects Versions: 1.0-RC3
> Reporter: Emmanuel Lecharny
> Priority: Critical
> Fix For: 1.0-RC4
>
> Attachments: apacheds-SEARCH.log
>
>
> Search requests are pathological long when the server is loaded with entries. I have a server with 10000 entries, and I do a search for a random user. It takes around 50 ms to find the user (20 searches per second, maximum).
> This is due to the fact that, when we have a lot of entries, the search look for entries which DN are all parsed (cf attached log). The parser is synchronized and takes around 0,5 ms to parse a DN, and the entries to be parse are 100 (cf attached log again), so the 50 ms are spent parsing, parsing and parsing ...
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