On Tue, Apr 21, 2009 at 12:05:30PM +0200, Peter Åstrand wrote: >> After executing: >> >> eval `dbus-launch --sh-syntax --exit-with-session` >> >> in a xterm window, then keyboard events are occasionally lost. If you >> type, say, 1234567890, you will actually end up with something like >> 12356890. It's > > The problem is actually not limited to Xvnc, I've been able to reproduce > it on a wide range of Xservers and platforms: > > TigerVNC, X.Org 1.5.3: fails > xorg-x11-server-Xvfb-1.6.1-6.fc11.x86_64: fails > xorg-x11-server-Xvfb-1.5.3-15.fc10.i386: fails > xorg-x11-server-Xvfb-1.5.2-6.fc9.x86_64: fails (many events lost) > xorg-x11-server-Xorg-1.6.0-16.fc11.x86_64: fails > xorg-x11-server-Xorg-1.5.2-6.fc9.x86_64: fails > xorg-x11-server-Xorg-1.3.0.0-47.fc8: fails > > In the Xvfb case, I was simulating keypresses using XSendEvent. If you > want to try this yourself, it's quite simple: > > 1. Login on the console, or unset XAUTHORITY. > > 2. xinit -- :47 > > 3. eval `dbus-launch --sh-syntax --exit-with-session` > > 4. Start typing, > > It seems like the rate of lost keys is basically one per second: By > typing one character per second, the problem is most easily triggered. > > Using Wireshark, I've seen that all KeyPress events are actually > delivered to the application. It happens with both xterm and > gnome-terminal, both with bash and csh. I guess what's left is either: > > 1) A bug that's present in both xterm and gnome-terminal (seems unlikely) > > or > > 2) Some kind of bug in libX11
Good catch. Could you report bug to X bugzilla, please? I guess that core input processing in server itself is broken. Regards, Adam -- Adam Tkac, Red Hat, Inc. ------------------------------------------------------------------------------ Stay on top of everything new and different, both inside and around Java (TM) technology - register by April 22, and save $200 on the JavaOne (SM) conference, June 2-5, 2009, San Francisco. 300 plus technical and hands-on sessions. Register today. Use priority code J9JMT32. http://p.sf.net/sfu/p _______________________________________________ Tigervnc-devel mailing list Tigervnc-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/tigervnc-devel
