[26361] in Athena Bugs

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linux xscreensaver dualhead cannot unlock

daemon@ATHENA.MIT.EDU (Ken T Takusagawa)
Sun Feb 13 09:02:03 2005

Date: Sun, 13 Feb 2005 09:01:24 -0500 (EST)
From: Ken T Takusagawa <kenta@mit.edu>
To: bugs@mit.edu
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I have confirmed this problem on a separate machine with an
nVidia card.  To summarize: it does not display the unlock
dialog on a Matrox dualhead system and a nVidia system using
"Twinview" (both using Xinerama) on linux 9.3.18.

pasting from:
http://diswww.mit.edu/menelaus/bugs/25813

linux xscreensaver dualhead cannot unlock
daemon@ATHENA.MIT.EDU (Ken T Takusagawa)
Thu Jul 15 13:49:07 2004

Message-Id:
<200407151749.i6FHn35C018729@all-night-tool.mit.edu>
To: bugs@mit.edu
Date: Thu, 15 Jul 2004 13:49:03 -0400
From: Ken T Takusagawa <kenta@mit.edu>
Errors-To: bugs-bounces@mit.edu


Using athena linux 9.3 defaults, xscreensaver refuses to
accept keyboard input (that is, refuses to display an unlock
dialog) after it starts screen saving.  The only way to stop
it seems to be to log in remotely and kill -9 the
xscreensaver process.

This behavior happens on a dualheaded (multimonitor)
display, using a matrox g400 dualhead video card, with
Xinerama.

In a change from 9.2 behavior, it is interesting that 9.3
xscreensaver runs two independent screen savers on each
monitor.  Under 9.2, a single screen saver stretched across
both displays.  This may or may not be related to the bug
above.

Another interesting new-to-9.3 behavior, seen once so far,
is that the "pedal" screen saver seems to grow in memory
without limit.

--ken


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