[X2Go-User] nxagent
Mario Theodoridis
mario at schmut.com
Mon Mar 5 16:48:35 CET 2018
On 05/03/18 13:41, Mario Theodoridis wrote:
> On 04/03/18 09:44, Mihai Moldovan wrote:
>> * On 03/04/2018 01:54 AM, Robert Dinse wrote:
>>> Yes consuming a large amount of CPU and not doing anything useful,
>>> customer is disconnected. Connection is still possible but doesn't get rid
>>> of the stuck processes, I have to kill -9 to get rid of them.
>> Uhm... "stuck" is pretty ambiguous in that context - I assume that you are
>> referring to the CPU usage, which doesn't go down to sane levels even after
>> reconnecting, but reconnecting to the session as such is possible?
>>
>> Is there any reasonable way to trigger this behavior? Like starting a MATE
>> session, disconnecting and waiting for an hour to see the CPU usage spike? Or is
>> it triggered by other programs running inside of the session?
>>
>> I'll need something to reproduce it, server OS information would also be great.
> Oh, maybe some details
> Server:
>
> [mario at lindev 13:30:31 ~]$ dpkg -l | egrep "(x2go|nx)"
> ii libjs-sphinxdoc 1.2.2+dfsg-1ubuntu1.1 all
> JavaScript support for Sphinx documentation
> ii libnx-x11-6:i386 2:3.5.99.14-0~816~ubuntu14.04.1 i386
> nxagent's libNX_X11 client-part library
> rc libnx-xcomposite1:i386
> 2:3.5.0.33-0~710~ubuntu14.04.1 i386 nx-X11
> Composite extension library
> rc libnx-xdamage1:i386 2:3.5.0.33-0~710~ubuntu14.04.1
> i386 nx-X11 damaged region extension library
> rc libnx-xdmcp6:i386 2:3.5.0.33-0~710~ubuntu14.04.1
> i386 nx-X11 Display Manager Control Protocol library
> rc libnx-xext6:i386 2:3.5.0.33-0~710~ubuntu14.04.1
> i386 nx-X11 miscellaneous extension library
> rc libnx-xfixes3:i386 2:3.5.0.33-0~710~ubuntu14.04.1
> i386 nx-X11 miscellaneous 'fixes' extension library
> rc libnx-xinerama1:i386 2:3.5.0.33-0~710~ubuntu14.04.1
> i386 nx-X11 Xinerama extension library
> rc libnx-xpm4:i386 2:3.5.0.33-0~710~ubuntu14.04.1
> i386 nx-X11 pixmap library
> rc libnx-xrandr2:i386 2:3.5.0.33-0~710~ubuntu14.04.1
> i386 nx-X11 RandR extension library
> rc libnx-xrender1:i386 2:3.5.0.33-0~710~ubuntu14.04.1
> i386 nx-X11 Rendering Extension client library
> rc libnx-xtst6:i386 2:3.5.0.33-0~710~ubuntu14.04.1
> i386 nx-X11 Testing -- Record extension library
> ii libx2go-log-perl 4.1.0.0-0~1517~ubuntu14.04.1
> all Perl X2Go::Log package
> ii libx2go-server-db-perl
> 4.1.0.0-0~1517~ubuntu14.04.1 i386 Perl
> X2Go::Server:DB package
> ii libx2go-server-perl 4.1.0.0-0~1517~ubuntu14.04.1
> all Perl X2Go::Server package
> rc libxcompext3:i386 2:3.5.0.33-0~710~ubuntu14.04.1
> i386 nx-X11 protocol compression extensions library
> ii nx-x11-common 2:3.5.99.14-0~816~ubuntu14.04.1
> all nx-X11 (common files)
> ii nxagent 2:3.5.99.14-0~816~ubuntu14.04.1 i386
> Nested Xserver (aka NX Agent) supporting the NX compression protocol
> ii nxproxy 2:3.5.99.14-0~816~ubuntu14.04.1 i386
> NX proxy
> ii qtcreator-plugin-qnx:i386
> 3.0.1+14.04.20140410.1-0ubuntu1 i386 QNX plugin
> for Qt Creator IDE
> rc x2goagent 2:3.5.0.33-0~710~ubuntu14.04.1
> all X2Go agent
> ii x2goclient 4.1.1.1-0~1719~ubuntu14.04.1
> i386 X2Go Client application (Qt4)
> ii x2goserver 4.1.0.0-0~1517~ubuntu14.04.1
> i386 X2Go server daemon scripts
> ii x2goserver-common 4.1.0.0-0~1517~ubuntu14.04.1
> i386 X2Go Server (common files)
> ii x2goserver-extensions 4.1.0.0-0~1517~ubuntu14.04.1
> all X2Go Server (extension support)
> ii x2goserver-fmbindings 4.1.0.0-0~1517~ubuntu14.04.1
> all X2Go Server (file manager bindings)
> ii x2goserver-printing 4.1.0.0-0~1517~ubuntu14.04.1
> all X2Go server (printing support)
> ii x2goserver-x2goagent 4.1.0.0-0~1517~ubuntu14.04.1
> all X2Go Server's X2Go Agent
> ii x2goserver-xsession 4.1.0.0-0~1517~ubuntu14.04.1
> all X2Go Server (Xsession runner)
> [mario at lindev 13:38:15 ~]$ uname -a
> Linux lindev.de.regify.com 3.13.0-142-generic #191-Ubuntu SMP Fri Feb
> 2 12:14:37 UTC 2018 i686 i686 i686 GNU/Linux
> [mario at lindev 13:38:32 ~]$ cat /etc/issue
> Ubuntu 14.04.5 LTS \n \l
>
> Client:
> [mario at fatty 13:40:25 ~]$ dpkg -l | egrep "(x2go|nx)"
> ii libjs-sphinxdoc 1.2.2+dfsg-1ubuntu1.1 all JavaScript
> support for Sphinx documentation
> ii libxcomp3:amd64 2:3.5.0.33-0~710~ubuntu14.04.1 amd64 nx-X11
> compression library
> ii nxproxy 2:3.5.0.33-0~710~ubuntu14.04.1 amd64 NX proxy
> ii x2goclient 4.1.1.0-0~1679~ubuntu14.04.1 amd64 X2Go Client
> application (Qt4)
> [mario at fatty 13:40:38 ~]$ uname -a
> Linux fatty 3.13.0-137-generic #186-Ubuntu SMP Mon Dec 4 19:09:19 UTC
> 2017 x86_64 x86_64 x86_64 GNU/Linux
> [mario at fatty 13:40:48 ~]$ cat /etc/issue
> Ubuntu 14.04.5 LTS \n \l
It just happened a second time.
I seem to be able to repro this fairly well.
I am, BTW, not able to reconnect. It just connects and disconnects again.
--
Mit freundlichen Grüßen/Kind regards
Mario Theodoridis
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