On Thu, Mar 1, 2012 at 11:44 AM, Emmanuel Lécharny <elecha...@gmail.com> wrote: > Le 2/29/12 7:50 PM, Kiran Ayyagari a écrit : > >> On Wed, Feb 29, 2012 at 11:44 PM,<carlo.acco...@ibs-ag.com> wrote: >>> >>> Hi, We have apacheds 2.0-M5 db setup with all ~90k users under one OU. >>> Yes, I know they should be stored with some hierarchy but that's not an >>> option for this >>> particular customer. > > Having 90K users in one single OU is *not* a bad practice. You may want to > setup a hierarchy, but this is not mandatory. > > >>> I want to optimize searching by lastname, (sn), firstname (givenName) >>> and displayName. I have created indexes under the partition and >>> we see ads-indexcachesize is set by default to 100. Assuming the value >>> correlates to a value for the attribute, Can I set this to 50,000 for each >>> of the attribs?. >> >> that won't help much, setting up more memory for the JVM will help > > You still can increase the number to a higher value, but you must know that > as soon as the higher BTree pages will be loaded, the speedup will be lower. > With 100 pages loaded, you have most of the BTree loaded. > > If you have enough memory, just increase this value to 50 000, should not > harm. > > > In any case, I would suggest that once you have increased those values for > each index that you do a full search to load all of them in memory, to check > that you don't get an OOM, before running in production. > >> >> Also, is there a way to rebuild the indexes in 2.0? I can't seem to find >> how that's done. >> >> no, one way is to delete the index and restart the server followed by >> adding the index and restart, then the server will automatically build >> the index >> during startup > > Kiran : haven't we added some utility tool to do that ? (It's a bit far in > the past.. If we don't have them, we must add them) > yes, I have added but was not maintained after that > I'm wondering if we don't have a JIRA for that... > AFAIR there is one for generic tooling > -- > Regards, > Cordialement, > Emmanuel Lécharny > www.iktek.com >
-- Kiran Ayyagari
