[X2Go-User] Can sessions of one user on different hosts collide?

[Mike Gabriel]

On  Fr 08 Aug 2014 15:02:44 CEST, Les Mikesell wrote:

> On Fri, Aug 8, 2014 at 6:02 AM, Mike Gabriel
> <mike.gabriel at das-netzwerkteam.de> wrote:
>> >
>>> Today, one user ('abbasi') told me, that since one or two weeks, he can
>>> only
>>> have one active connection to two of the servers (named 'lucas' and
>>> 'perrin')
>>> at a time, while before he could have active connections to both of them
>>> in
>>> parallel.
>>
>> this maybe relates to a known NX issue when homes are on NFS. Sessions
>> become unresponsive there sometimes.
>>
>> For X2Go Server 4.0.1.16 (to be released soon) we have moved all NX related
>> session stuff from $HOME to $TMP for that very reason.
>>
>> The occurences of the same ports are not relevant here, I reckon. Ports have
>> to be unique per server, not per user.
>>
>
> Isn't there another issue if the client gets the same display number
> from both servers?   Something that is likely if you are the first or
> only connection to two different servers...  With freenx I always
> randomized the DISPLAY_BASE setting on the servers to minimize that
> issue but I think the equivalent in x2goserver is buried in one of the
> scripts.

This should be well handled internally by X2Go Client. I know of this  
odd NX problem with the DISPLAY_BASE. In X2Go there should not be such  
a problem, I reckon (unless someone proves me with a test case study).

Mike
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