From unknown Wed Apr 22 04:14:45 2026 X-Loop: owner@bugs.x2go.org Subject: Bug#1312: [X2Go-Dev] Bug#1312: QT applications crash with x2go server 4.1.0.2 Reply-To: Adrian Bickerstaffe , 1312@bugs.x2go.org Resent-From: Adrian Bickerstaffe Resent-To: x2go-dev@lists.x2go.org Resent-CC: owner@bugs.x2go.org X-Loop: owner@bugs.x2go.org Resent-Date: Tue, 23 Oct 2018 00:45:05 +0000 Resent-Message-ID: Resent-Sender: owner@bugs.x2go.org X-X2Go-PR-Message: followup 1312 X-X2Go-PR-Package: x2goserverversion: 4.1.0.2-0~1642~ubuntu18.04.1 X-X2Go-PR-Keywords: Received: via spool by 1312-submit@bugs.x2go.org id=B1312.154025544331568 (code B ref 1312); Tue, 23 Oct 2018 00:45:05 +0000 Received: (at 1312) by bugs.x2go.org; 23 Oct 2018 00:44:03 +0000 X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on ymir.das-netzwerkteam.de X-Spam-Level: X-Spam-Status: No, score=-2.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HTML_MESSAGE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.1 Received: from localhost (localhost [127.0.0.1]) by ymir.das-netzwerkteam.de (Postfix) with ESMTP id AD06A5DAEA for <1312@bugs.x2go.org>; 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boundary="_000_D7F4B3C5A2E43adrianbunimelbeduau_" --_000_D7F4B3C5A2E43adrianbunimelbeduau_ Content-Type: text/plain; charset=WINDOWS-1252 Content-Transfer-Encoding: quoted-printable The main one is Rstudio 1.1.456 which was installed from the .deb package a= vailable from https://download1.rstudio.org/rstudio-xenial-1.1.456-amd64.de= b (64.9MB). Without the workaround, RStudio fails to launch with the same sort of error= reported earlier in this thread. With the workaround, users reported =93= =85quite difficult to navigate, slow response from server. In particular bu= t not only when using R studio. As well as constant flickering of server wi= ndow=94 and "The server window is often =93flickering=94, and response time= is very slow." From: Ulrich Sibiller > Reply-To: "uli42@gmx.de" > Date: Monday, 22 October 2018 at 4:55 pm To: Adrian Bickerstaffe >, "1312@bugs.x2go.org" <1312@bugs.x2go.org> Subject: Re: [X2Go-Dev] Bug#1312: QT applications crash with x2go server 4.= 1.0.2 Can you name some problematic apps that crash with the line commented? I ha= ve a patch that might help. I would like to test a bit. Uli Adrian Bickerstaffe >= schrieb am Mo., 22. Okt. 2018, 08:09: I can verify that this also occurs on my compute servers running Ubuntu 14.= 04LTS and 16.04LTS. Commenting the line: X2GO_NXAGENT_DEFAULT_OPTIONS+=3D" -extension BIG-REQUESTS" in x2goagent.options does resolve the issue, *but* there is a comment above= that line: # Disable BIG-REQUESTS, nx-libs does not implement this extension correctly= . # Leads to all sorts of weird crashes if left enabled. =85which unfortunately has proven to be true for my instances. The performa= nce and reliability of x2go has dropped substantially since commenting the = line. Can we please raise the priority of this bug to restore performance? Regards, Adrian. _______________________________________________ x2go-dev mailing list x2go-dev@lists.x2go.org https://lists.x2go.org/listinfo/x2go-dev --_000_D7F4B3C5A2E43adrianbunimelbeduau_ Content-Type: text/html; charset=WINDOWS-1252 Content-ID: Content-Transfer-Encoding: quoted-printable
The main one is Rstudio 1.1.456 which was installed from the .deb= package available from https://download1.rstudio.org/rstudio-xenial-1= .1.456-amd64.deb (64.9MB).

Without the workaround, RStudio fails to launch with the same sort of = error reported earlier in this thread. With the workaround, users reported = =93=85quite difficult to navigate, slow response from server. In particular= but not only when using R studio. As well as constant flickering of server window=94 and "The server window is ofte= n =93flickering=94, and response time is very slow."


From: Ulrich Sibiller <ulrich.sibiller@gmail.com>
Reply-To: "uli42@gmx.de" <uli= 42@gmx.de>
Date: Monday, 22 October 2018 at 4:= 55 pm
To: Adrian Bickerstaffe <adrianb@unimelb.edu.au>, "1312@bugs.x2go.org" <1312@bugs.x2go.org>
Subject: Re: [X2Go-Dev] Bug#1312: Q= T applications crash with x2go server 4.1.0.2

Can you name some problematic apps that crash with the li= ne commented? I have a patch that might help. I would like to test a bit.&n= bsp;

Uli

Adrian Bickerstaffe <adrianb@unimelb.edu.au> schrieb am Mo., 22. Okt. 2018, 08:09= :
I can verify that this also occurs on my compute servers running Ubunt= u 14.04LTS and 16.04LTS.
Commenting the line:
X2GO_NXAGENT_DEFAULT_OPTIONS+=
=3D" -extension BIG-REQUESTS"

in x2goagent.options does resolve the issue, *but* t=
here is a comment above that line:
# Disable BIG-REQUESTS, nx-lib=
s does not implement this extension correctly.
# Leads to all sorts of weird crashes if left enabled.
=85whic=
h unfortunately has proven to be true for my instances. The performance and=
 reliability of x2go has dropped substantially since commenting the line.&n=
bsp;
Can we =
please raise the priority of this bug to restore performance? <=
/pre>

Regards=
, Adrian.
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