Thanks again Maxim. Will check this out in the morning. Apologies for causing upset... but curious also to know If other users expressed similar concerns on “upgrade”.... rather than a “fresh install”. Talk soon. All the best, Denis.
Sent from my iPhone > On Oct 5, 2020, at 2:21 AM, Maxim Solodovnik <solomax...@gmail.com> wrote: > > Here > https://github.com/apache/openmeetings/blob/master/openmeetings-server/src/main/assembly/scripts/openmeetings.service#L32 > > you can see 2 options: -Xms1G -Xmx4G > -Xms1G sets initially allocated memory (1GB in this case) > -Xmx4G sets maximum amount of memory this java process can use > > so if you have something like -Xms8G -Xmx8G in your startup script this might > lead to the case there all system memory will be taken > >> On Mon, 5 Oct 2020 at 13:32, Denis Noctor <denisnoc...@gmail.com> wrote: >> Hi there. I needed to make a clean install (OM 5 M4) before recording all >> changes and so on... but agree this might be a java process issue. Will set >> up another clean AWS instance setup with 5.0.1 most recent snapshot >> tomorrow, compare with current installation and report back tomorrow. Apart >> from Tomcat4... the only major installations changes I have noticed (not >> including improved UI and Android / IOS) improvements / is the >> MySQL-connector-Java 8.0.19 to 8.0.20 and “chown -R nobody:nogroup >> /opt/open501”... I haven’t used “nogroup” in previous installations / >> upgrades. Hope this makes sense. None of my current users use Mac / Safari >> etc. Talk soon. All the best, Denis. >> >> Sent from my iPhone >> >>> On Oct 5, 2020, at 12:45 AM, Ali Alhaidary <ali.alhaid...@the5stars.org> >>> wrote: >>> >>> attached an updated (by me) copy of tomcat4, however, memory is not >>> consumed if OM started after a reboot (2G max for 3 classes, 5 students >>> each, audio only), but if multiple stop and start is done, all memory is >>> consumed. >>> >>>> On 10/5/20 3:27 AM, Maxim Solodovnik wrote: >>>> 98% of RAM might be an issue >>>> was the memory consumed by java process? >>>> What are the `-Xmx` and `-Xms` parameters for OM? >>>> >>>>> On Mon, 5 Oct 2020 at 01:29, Denis Noctor <denisnoc...@gmail.com> wrote: >>>>> I experienced this after upgrading to a 5.0.1 snapshot and was about to >>>>> follow up a response to Maxim. Not at a computer at the moment but I >>>>> experienced exactly the same. I am using Ubuntu 18.04 on AWS with 8 gigs >>>>> ram. When SSH’ing to my server (with only one user logged in (me) I >>>>> noticed RAM usage was 98%... >>>>> >>>>> I downgraded to OM 5 M4 and everything is fine again (but lack the >>>>> advantages of the snapshot upgrade)... RAM usage dropped a lot also... a >>>>> lot! >>>>> >>>>> Will take some time to compare tomcat3 and tomcat4 on startup, folder >>>>> permissions and differences between OM 5 M4 and recent snapshot. >>>>> >>>>> All the best, >>>>> >>>>> Denis. >>>>> >>>>> Sent from my iPhone >>>>> >>>>> > On Oct 4, 2020, at 9:18 AM, Ali Alhaidary <ali.alhaid...@the5stars.org> >>>>> > wrote: >>>>> > >>>>> > the following scenario is almost always happening: >>>>> > >>>>> > 1. the user enters the room >>>>> > >>>>> > 2. connection is not established (fails). >>>>> > >>>>> > 3. the user turns his mic off. >>>>> > >>>>> > 4. wait for few seconds. >>>>> > >>>>> > 5 the user turns his mic on. >>>>> > >>>>> > 6. connection to media server is established and keeps on even if the >>>>> > session went for hours. >>>>> > >>>>> > Looking at log files, I could not locate any ERROR or java exception or >>>>> > WAR that I assume is related to this case. >>>>> > >>>>> > Any idea of what is happening? >>>>> > >>>> >>>> >>>> -- >>>> Best regards, >>>> Maxim >>> <tomcat4> > > > -- > Best regards, > Maxim