----- Original Message ----- > On 06/05/2012 05:55 PM, Richard Megginson wrote: > > ----- Original Message ----- > >> On Mon, April 23, 2012 20:38, Rich Megginson wrote: > >> > >>> Ok. The current theory is that the memory growth is caused by > >>> the > >>> churn > >>> of entries being added to and removed from the entry cache. It's > >>> not yet known why this growth is > >>> seen. It could be just that the memory is getting fragmented, or > >>> there is a real yet undetected > >>> memory leak. That's why entry cache sizing and monitoring is very > >>> important, to see > >>> if you are churning entries in/out of the cache, and if that is > >>> correlated with the memory growth. > >>> > >> > >> This memory issue is still occuring in the production environment > >> after increasing the max entry > >> cache size to 256MB, and it is impacting performance. See below > >> for > >> an output of the memory usage > >> and the current size and hitratio of the cache on the 3 production > >> IPA servers. > >> > >> How do you suggest moving forward to troubleshoot this issue? > > > > Are you seeing https://fedorahosted.org/389/ticket/386 ? > > > > > > I don't think so. The cache numbers described in this ticket is much > higher than my cache numbers. > > I've set the maxentrycachesize to 256MB, and each IPA server has 8GB > of > memory. There should not have been a consumption of more than 1,8GB > with > the 7 * cachememsize as described in the ticket. > > Beside I don't know where the heavy modify levels would come from. > About > 100 new users we're moved to IPA last week, all having their > passwords > changed, the accounts themselves already existed. But is that > considered > a heavy LDAP modify level?
I don't think it matters whether or not the modify level is heavy. If there is a memory leak, a heavy modify level will make it more apparent more quickly. > > There seem to be a memory leak somewhere. How would you recommend > moving > forward? If you think this leak is a completely different issue than ticket 386, please open another ticket. > > > Regards, > Siggi > > > _______________________________________________ Freeipa-users mailing list Freeipafirstname.lastname@example.org https://www.redhat.com/mailman/listinfo/freeipa-users