Ulrich Windl wrote: >>>> "Paul B. Henson" <[email protected]> schrieb am 22.05.2022 um 04:51 in >>>> Nachricht > <[email protected]>: >> On 5/11/2022 3:48 AM, Soisik Froger wrote: >> >>> Are this performance issues an expected side-effect of switching to >>> dynlist - as the memberOf attributes are now dynamically calculated >>> while the memberOf overlay used to writes these attributes - or >> >> I am also having ongoing sporadic issues with memberOf performance using >> the new dynlist overlay. Initially, randomly a server would get into a >> state where any query requesting the memberOf attribute would take in >> excess of 30 seconds, whereas normally it would only take a fraction of >> a second. The symptoms were the same, free memory, no swapping, but >> insanely high read IO load. > > I'm wondering: If you'd make a core dump when the issue happens, how big > would such a core dump be with MDB? > I'm afraid it would be insanely large, containing the whole database. Am I > wrong?
Yes, you are wrong. mmap'd memory isn't included in core dumps by default. -- -- Howard Chu CTO, Symas Corp. http://www.symas.com Director, Highland Sun http://highlandsun.com/hyc/ Chief Architect, OpenLDAP http://www.openldap.org/project/
