Nothing to worry about :)
Htop displays internal java threads as separate processes
'ps' output should be considered as reference :)
On Tue, Apr 28, 2020, 16:30 kaffeesurrogat <kaffeesurro...@posteo.de> wrote:
> Hi Maxim,
>
> it did happen again. I do have a second VPS (Ubuntu 18.04 LTS, 8v,
> 800GB, 32GRAM).
>
> I did a clean install of OM 5.0.5 just to be shure that there is nothing
> messed up.
>
> I did following the installation manuals from the wiki.
>
> I closed all my browsers rebooted my machines, and stopped and started
>
> 1) systemctl stop openmeetings.service
> 2) ...... kureneto-media-server
> 3) ....... coturn (which is installed now)
> 4) ....... mysql
>
> Than i started them from 4) - 1)
>
> Now I have a long list of java processes ....
>
> Have a look at the attached screen shot ....
>
> The list is getting longer every second ....
>
> ps aux shows only one :
>
>
> mysql 31538 0.0 0.2 686968 87352 ? Ssl 11:17 0:00
> /usr/sbin/mysqld
> root 31623 0.1 0.0 4962468 11036 ? Ssl 11:17 0:00
> /usr/bin/turnserver -c /etc/turnserver.conf -o -v
> kurento 31710 0.0 0.0 1006784 24188 ? Sl 11:17 0:00
> /usr/bin/kurento-media-server
> kurento 31744 9.3 5.0 14663772 1697596 ? Sl 11:17 0:55
> /usr/lib/jvm/java-11-openjdk-amd64/bin/java
> -Djava.util.logging.config.file=/opt/open505/conf/logging.properties
> -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
> -Djava.awt.headless=true -Djava.security.egd=file:/dev/./urandom
> -Djdk.tls.ephemeralDHKeySize=2048
> -Djava.protocol.handler.pkgs=org.apache.catalina.webresources
> -Dorg.apache.catalina.security.SecurityListener.UMASK=0027 -Xms1G -Xmx8G
> -server -XX:+UseParallelGC -Dignore.endorsed.dirs= -classpath
> /opt/open505/bin/bootstrap.jar:/opt/open505/bin/tomcat-juli.jar
> -Dcatalina.base=/opt/open505 -Dcatalina.home=/opt/open505
> -Djava.io.tmpdir=/opt/open505/temp org.apache.catalina.startup.Bootstrap
> start
>
>
> Many thanks,
>
> Kaffeesurrogat
>
> On 28/04/2020 08:37, Maxim Solodovnik wrote:
> > KMS is latest - great
> > Only one java process - great
> >
> > Is the issue reproducible at our demo-next server?
> >
> > On Tue, 28 Apr 2020 at 13:18, kaffeesurrogat <kaffeesurro...@posteo.de>
> wrote:
> >>
> >>
> >> On 28/04/2020 06:25, Maxim Solodovnik wrote:
> >>> Your libreoffice at server seems to be misconfigured
> >>> No other understandable errors on the logs
> >>> What version of KMS are you using?
> >>>
> >> kurento-media-server/bionic,now 6.13.0-0kurento1.18.04 amd64
> [installiert]
> >>
> >>> Kurento connection issues might be caused by your OM restarts i. e. Is
> >>> it possible you have multiple om instances running?
> >> Do I have to look for this process ?
> >>
> >> {output}
> >> kurento 30582 1.1 9.4 14778360 3175232 ? Sl Apr27 6:36
> >> /usr/lib/jvm/java-11-openjdk-amd64/bin/java
> >> -Djava.util.logging.config.file=/opt/open504/conf/logging.properties
> >> -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
> >> -Djava.awt.headless=true -Djava.security.egd=file:/dev/./urandom
> >> -Djdk.tls.ephemeralDHKeySize=2048
> >> -Djava.protocol.handler.pkgs=org.apache.catalina.webresources
> >> -Dorg.apache.catalina.security.SecurityListener.UMASK=0027 -Xms1G -Xmx8G
> >> -server -XX:+UseParallelGC -Dignore.endorsed.dirs= -classpath
> >> /opt/open504/bin/bootstrap.jar:/opt/open504/bin/tomcat-juli.jar
> >> -Dcatalina.base=/opt/open504 -Dcatalina.home=/opt/open504
> >> -Djava.io.tmpdir=/opt/open504/temp org.apache.catalina.startup.Bootstrap
> >> start
> >> {output}
> >>
> >> Without any user logged in to the om frontend only one process .... with
> >> two users sharing the same room still one process.
> >>
> >> Can't say about the error situation with multiple users of same kind
> ....
> >>
> >>> According to duplicated users in the list: I consider it as serious
> issue
> >>> Can you share steps to reproduce and/or output of browser js console?
> >> I really would love to do so. RIght now I have a hosted vps from strato
> >> and two old computers at home for testing purposes.
> >> Using local computers and a hosted vps the multiple but same user effect
> >> didn't occur. (ubuntu 18.04 LTS)
> >>
> >> Talking to my colleagues (2) living at different places than mine
> >> caused the multiple but same user effect. I guess MBSU effect is
> >> connected to reloading the page after a lost connection. Thats
> >> something I did once uppon a time and out of the sudden I've doubled my
> >> testing person. In the middle you can see messages like lost connection
> >> to mediaserver on the frontend.
> >> This was tested after i installed coturn, but happened without any
> >> coturn or free tun/turn server configured.
> >>
> >>> Is this issue reproducible on outermost server?
> >> If you are talking about a vps hosted by a provider, yes that is the
> case.
> >>>
> >>> On Tue, Apr 28, 2020, 11:16 Stefan Kühl <ste...@quatrekuehl.eu
> >>> <mailto:ste...@quatrekuehl.eu>> wrote:
> >>>
> >>> Hey guys,
> >>>
> >>> @kaffeesurrogat:
> >>> Check if iptables-persistant is installed. As far as I know, this
> >>> is not standard.
> >>>
> >>> Try:
> >>>
> >>> sudo apt-get install iptables-persistent
> >>>
> >>> then:
> >>>
> >>> iptables-save > /etc/iptables/rules.v4
> >>>
> >>>
> >>>
> >>> This should work.
> >>>
> >>> Greetz
> >>>
> >>> Hoschie
> >>>
> >>>
> >>> Am 27.04.2020 23:16, schrieb Juan Antonio Moreno Carmona:
> >>>
> >>>> Everything seems OK. I would try first without iptables, with all
> >>>> ports open. When you have openmeetings running smoothly then you
> >>>> can go closing ports.
> >>>>
> >>>> El 27/4/20 a las 22:59, kaffeesurrogat escribió:
> >>>>> On 27/04/2020 22:35, Juan Antonio Moreno Carmona wrote:
> >>>>>> Ok, well. You have installed coturn, then look for a file named
> >>>>>> turnserver.con. It can be in /etc/turnserver.conf or
> >>>>>> /etc/turnserver/turnserver.conf.
> >>>>>>
> >>>>>> You must edit this file but before tell me if you have found it.
> >>>>> ok what i did:
> >>>>>
> >>>>> what i did:
> >>>>>
> >>>>> 1) i installed coturn
> >>>>> 2) edited /etc/default/coturn
> >>>>> TURNSERVER_ENABLED=1
> >>>>> 3) mkdir -p /var/log/turnserver
> >>>>> and
> >>>>> chown -R kurento /var/log/turnserver
> >>>>> 4) openssl rand -hex 32
> >>>>> 5) vi /etc/turnserver.conf
> >>>>> use-auth-secret
> >>>>> static-auth-secret=MYOPENSSLHASH
> >>>>> user=kurento:MYNEWPASSW
> >>>>> realm=kurent.org <http://kurent.org>
> >>>>> log-file=/var/log/turnserver/turn.log
> >>>>> 6) vi /etc/default/kurento-media-serve
> >>>>> DAEMON_USER="kurento"
> >>>>> 7) vi
> >>>>>
> /opt/open504/webapps/openmeetings/WEB-INF/classes/applicationContext.xml
> >>>>>
> >>>>> <bean id="kurentoHandler"
> >>>>> class="org.apache.openmeetings.core.remote.KurentoHandler"
> >>>>> init-method="init" destroy-method="destroy"
> >>>>> p:kurentoWsUrl="ws://
> 127.0.0.1:8888/kurento
> >>>>> <http://127.0.0.1:8888/kurento>"
> >>>>> p:checkTimeout="10000"
> >>>>> p:watchThreadCount="10"
> >>>>> p:turnUrl="MYPUPIP:3478"
> >>>>> p:turnUser="kurento:MYNEWPASSW"
> >>>>> p:turnSecret="MYOPENSSLHASH"
> >>>>> p:turnMode="rest"
> >>>>> p:turnTtl="60"
> >>>>> p:objCheckTimeout="200"
> >>>>> p:flowoutTimeout="5"
> >>>>> />
> >>>>>
> >>>>> 8) chown -R kurento /opt/open504
> >>>>> 9) vi
> /etc/systemd/system/multi-user.target.wants/openmeetings.service
> >>>>>
> >>>>> User=kurento
> >>>>> Group=nogroup
> >>>>>
> >>>>>
> >>>>> Checked if user changed: ps aux | grep java
> >>>>>
> >>>>> kurento 30582 2.5 6.5 14674172 2209696 ? Sl 22:03 1:14
> >>>>> /usr/lib/jvm/java-11-openjdk-amd64/bin/java
> >>>>>
> >>>>> 10) restart coturn checked status
> >>>>>
> >>>>> sudo systemctl status coturn
> >>>>> coturn.service - LSB: coturn TURN Server
> >>>>> Loaded: loaded (/etc/init.d/coturn; generated)
> >>>>> Active: active (running) since Mon 2020-04-27 21:58:45 CEST;
> 53min ago
> >>>>> Docs: man:systemd-sysv-generator(8)
> >>>>> Tasks: 75 (limit: 165)
> >>>>> CGroup: /system.slice/coturn.service
> >>>>> └─30214 /usr/bin/turnserver -c /etc/turnserver.conf
> -o -v
> >>>>>
> >>>>> 11) restarted kurento checked status
> >>>>>
> >>>>> sudo systemctl status korento-media-service
> >>>>>
> >>>>> kurento-media-server.service - LSB: Kurento Media Server daemon
> >>>>> Loaded: loaded (/etc/init.d/kurento-media-server; generated)
> >>>>> Active: active (running) since Mon 2020-04-27 21:59:53 CEST;
> 53min ago
> >>>>> Docs: man:systemd-sysv-generator(8)
> >>>>> Tasks: 24 (limit: 165)
> >>>>> CGroup: /system.slice/kurento-media-server.service
> >>>>> └─30317 /usr/bin/kurento-media-server
> >>>>>
> >>>>>
> >>>>> 12) restarted openmeetings checked status
> >>>>>
> >>>>> sudo systemctl status openmeetings.service
> >>>>> ● openmeetings.service - Apache OpenMeetings server
> >>>>> Loaded: loaded (/etc/systemd/system/openmeetings.service;
> enabled;
> >>>>> vendor preset: enabled)
> >>>>> Active: active (running) since Mon 2020-04-27 22:03:09 CEST;
> 50min ago
> >>>>> Process: 30542 ExecStop=/opt/open504/bin/shutdown.sh
> (code=exited,
> >>>>> status=1/FAILURE)
> >>>>> Process: 30575 ExecStart=/opt/open504/bin/startup.sh
> (code=exited,
> >>>>> status=0/SUCCESS)
> >>>>> Main PID: 30582 (java)
> >>>>> Tasks: 105 (limit: 165)
> >>>>> CGroup: /system.slice/openmeetings.service
> >>>>> └─30582 /usr/lib/jvm/java-11-openjdk-amd64
> >>>>>
> >>>>> 13) Opening ports ....
> >>>>>
> >>>>> sudo iptables -A INPUT -p tcp -m tcp --dport 3478 -j ACCEPT
> >>>>> sudo iptables -A INPUT -p udp -m udp --dport 3478 -j ACCEPT
> >>>>> sudo iptables -A INPUT -p tcp -m tcp --dport 5443 -j ACCEPT
> >>>>> sudo iptables -A INPUT -p tcp -m tcp --dport 8888 -j ACCEPT
> >>>>> sudo iptables -A INPUT -p udp --match multiport --dports
> 49152:65535 -j
> >>>>> ACCEPT
> >>>>> sudo iptables -A OUTPUT -p udp --match multiport --dports
> 49152:65535 -j
> >>>>> ACCEPT
> >>>>>
> >>>>>
> >>>>> 14) checked if rules are there
> >>>>>
> >>>>> sudo iptables -L .... seems to be right all of them where
> listed ...
> >>>>>
> >>>>> 15) saving the rules .....
> >>>>>
> >>>>> !!!!!!!!!!! THAT FAILS !!!!!!!!!!!
> >>>>>
> >>>>> sudo service iptables save
> >>>>> iptables: unrecognized service
> >>>>>
> >>>>>
> >>>>> mmmmmm, didn't find a solution for this ....
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>> El 27/4/20 a las 22:26, kaffeesurrogat escribió:
> >>>>>>> Yes i installed this thing on VPS, 8 vCores, 32GB of ram .....
> ubuntu
> >>>>>>> 18.04
> >>>>>>>
> >>>>>>> On 27/04/2020 21:59, Juan Antonio Moreno Carmona wrote:
> >>>>>>>> Hi.
> >>>>>>>>
> >>>>>>>> I suppose you have Ubuntu installed on your VPS. It is right?
> Then
> >>>>>>>> install the coturn package. Next you have to edit the files
> >>>>>>>> turnserver.conf and applicationContext.xml and restart cotrun
> and
> >>>>>>>> openmeetings. You can see more precise instructions in the
> next
> >>>>>>>> tutorial
> >>>>>>>>
> >>>>>>>>
> https://cwiki.apache.org/confluence/display/OPENMEETINGS/Tutorials+for+installing+OpenMeetings+and+Tools?preview=/27838216/152111934/Installation%20SSL%20certificates%20and%20Coturn%20for%20OpenMeetings%205.0.0-M4%20on%20Ubuntu%2018.04.pdf
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>
> >>>>>>>> Juan Antonio.
> >>>>>>>>
> >>>>>>>> El 27/4/20 a las 21:34, kaffeesurrogat escribió:
> >>>>>>>>> On 27/04/2020 21:30, kaffeesurrogat wrote:
> >>>>>>>>>> On 27/04/2020 20:28, ratatouille wrote:
> >>>>>>>>>>> Hello!
> >>>>>>>>>>>
> >>>>>>>>>>> Own machine for what? For a STUN-Server? I think it's the
> best to
> >>>>>>>>>>> run such
> >>>>>>>>>> | server on the same machine like OM.
> >>>>>>>>>>
> >>>>>>>>>> are there any instructions for the coturn stuff ...... can
> send me a
> >>>>>>>>>> link ? Never did that before .....
> >>>>>>>>> is the one from the wiki the best starting point ? I've read
> quite
> >>>>>>>>> a few
> >>>>>>>>> instructions, each one is quite good, but it would ease my
> work to
> >>>>>>>>> choose the right one from the beginning.
> >>>>>>>>>
> >>>>>>>>>
> >>>>>>>>>>> What OS are you using? I use CentOS 7 with coturn as
> STUN-Server.
> >>>>>>>>>>> Runs nice.
> >>>>>>>>>> Its ubuntu 18.04 LTS on a hostet virtual machine.
> >>>>>>>>>> 8 vCores, 32 Gb ram
> >>>>>>>>>>
> >>>>>>>>>> many thanks ....
> >>>>>>>>>>
> >>>>>>>>>>
> >>>>>>>>>>
> >>>>>>>>>>> Andreas
> >>>>>>>>>>>
> >>>>>>>>>>> kaffeesurrogat <kaffeesurro...@posteo.de
> >>>>>>>>>>> <mailto:kaffeesurro...@posteo.de>> schrieb am 27.04.20 um
> >>>>>>>>>>> 19:47:26 Uhr:
> >>>>>>>>>>>
> >>>>>>>>>>>> Should I setup my own machine or is it save to use a
> public one ?
> >>>>>>>>>>>>
> >>>>>>>>>>>> On 27/04/2020 19:41, kaffeesurrogat wrote:
> >>>>>>>>>>>>> I didn't configure a STUN, is that the problem? Which
> server do
> >>>>>>>>>>>>> you
> >>>>>>>>>>>>> recommend for being in germany ?
> >>>>>>>>>>>>>
> >>>>>>>>>>>>>
> >>>>>>>>>>>>>
> >>>>>>>>>>>>> On 27/04/2020 19:25, kaffeesurrogat wrote:
> >>>>>>>>>>>>>> Hey everybody,
> >>>>>>>>>>>>>>
> >>>>>>>>>>>>>> i just finished a testing session with OM 5.0.4 and two
> >>>>>>>>>>>>>> colleages. It
> >>>>>>>>>>>>>> didn't went well at all.
> >>>>>>>>>>>>>> Quite a few error messages popped up in the middle of
> the
> >>>>>>>>>>>>>> session,
> >>>>>>>>>>>>>> uploading of docx did not work, giving or withdrawing
> >>>>>>>>>>>>>> permissions to
> >>>>>>>>>>>>>> draw on the white board did fail or failed not.
> >>>>>>>>>>>>>> As my colleages logged in, they showed up twice in the
> user
> >>>>>>>>>>>>>> panel on the
> >>>>>>>>>>>>>> right sight. I've been the moderator, my colleagues the
> "users".
> >>>>>>>>>>>>>> After a short while and a couple of disconnections, I
> could not
> >>>>>>>>>>>>>> re-enter
> >>>>>>>>>>>>>> the room because it was full. I've limited the room
> capacity to
> >>>>>>>>>>>>>> 6 people.
> >>>>>>>>>>>>>>
> >>>>>>>>>>>>>>
> >>>>>>>>>>>>>> Restarting Openmeetings and KMS reentering the room for
> all of
> >>>>>>>>>>>>>> us,
> >>>>>>>>>>>>>> cleared the problem for a short while.
> >>>>>>>>>>>>>>
> >>>>>>>>>>>>>>
> >>>>>>>>>>>>>> The session was ended by a browser message, that the
> >>>>>>>>>>>>>> connection was
> >>>>>>>>>>>>>> lost. I've attached the the logfile from this sessions.
> You will
> >>>>>>>>>>>>>> find
> >>>>>>>>>>>>>> quite a few messages in there. I don't know, which one
> is really
> >>>>>>>>>>>>>> important,
> >>>>>>>>>>>>>> thus I send all of them, replacing personal information
> .....
> >>>>>>>>>>>>>>
> >>>>>>>>>>>>>>
> >>>>>>>>>>>>>> Many thanks in advance,
> >>>>>>>>>>>>>>
> >>>>>>>>>>>>>> kaffeesurrogat
> >>>>>>>>>>>>>>
> >>>>>>>>>>>>>> it is quite big, sorry for that ...
> >>>>>>>>>>>>>>
> >
>
>
