Also please note that proper measurement of memory consumption is needed. There’s some good (semi-accurate) stuff at SO and it needs to be correlated with the statschannel output from named. Running “free” doesn’t measure memory consumption by any program.
Ondřej -- Ondřej Surý — ISC (He/Him) My working hours and your working hours may be different. Please do not feel obligated to reply outside your normal working hours. > On 18. 5. 2022, at 18:19, Petr Špaček <pspa...@isc.org> wrote: > > I would be very interested in hearing more! > > In majority of our internal testing 9.16 has higher memory consumption than > 9.18, especially when 9.18 is compiled with libjemalloc. And the differences > are not small, for some configurations it can be even 2x or 3x more on 9.16 > than it is on 9.18. > > If you encounter it again please get back to us so we can diagnose it. > > Thank you! > Petr Špaček > > >> On 18. 05. 22 8:56, Klaus Darilion via bind-users wrote: >> I remember we had similar issues with 9.18 (isc ppa packages) and hence >> wen't back to 9.16. But I can not remember the details. >> regards >> Klaus >>> -----Ursprüngliche Nachricht----- >>> Von: bind-users <bind-users-boun...@lists.isc.org> Im Auftrag von Ondrej >>> Surý101 71 l t1h, 18. Mai 2022 08:37 >>> An: Raman kumar <kumarraman....@gmail.com> >>> Cc: bind-users@lists.isc.org >>> Betreff: Re: High memory consumption in bind 9.18.2 >>> >>> You did not provided any details, so we can’t really help you. >>> >>> What is “RAM consumption” anyway? VSZ, RSS, numbers pulled from stats >>> channel from named? >>> >>> What’s the hardware, what is the configuration, how was BIND 9 compiled >>> (or packaged)? >>> >>> The more details, the better >>> >>> Ondrej >>> -- >>> Ondřej Surý (He/Him) >>> ond...@isc.org >>> >>> My working hours and your working hours may be different. Please do not >>> feel obligated to reply outside your normal working hours. >>> >>>> On 18. 5. 2022, at 8:32, Raman kumar <kumarraman....@gmail.com> >>> wrote: >>>> >>>> Hello Team, >>>> >>>> While upgrading from BIND 9.16.10 to 9.18.2, we have observed high >>> memory consumption. >>>> >>>> On version 9.16.2, RAM consumption was 3.8 GB. And on 9.18.2, RAM >>> consumption is 4.5 GB. Due to this an increase of approximately 20 % >>> memory is observed. >>>> >>>> Is this the expected behaviour or any tuning is needed? >>>> >>>> Thanks in advance. >>>> >>>> Regards, >>>> Raman >>>> -- >>>> Visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from >>> this list >>>> >>>> ISC funds the development of this software with paid support >>> subscriptions. Contact us at https://www.isc.org/contact/ for more >>> information. >>>> >>>> >>>> bind-users mailing list >>>> bind-users@lists.isc.org >>>> https://lists.isc.org/mailman/listinfo/bind-users > > > -- > Petr Špaček > -- > Visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from > this list > > ISC funds the development of this software with paid support subscriptions. > Contact us at https://www.isc.org/contact/ for more information. > > > bind-users mailing list > bind-users@lists.isc.org > https://lists.isc.org/mailman/listinfo/bind-users -- Visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list ISC funds the development of this software with paid support subscriptions. Contact us at https://www.isc.org/contact/ for more information. bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users
