Greetings Alberto, and thank you for the reply. > On Fri, Jul 12, 2013 at 5:24 AM, Chris H <[email protected]> wrote: >> Greetings, >> Over the years using the xfce4 desktop, I would occasionally receive >> SHM ERROR messages. As they never interfered (so's I could notice), I >> always put off attempting to track the cause down. However, now having >> performed a fairly major upgrade (~1yr since last), The error appears >> to greatly affect KDE4 (used to use kde3) applications I run within >> xfce4. The windows don't re-draw correctly, and I receive additional >> errors,as well: >> ... >> Resource id: 0x0 >> X Error: BadDrawable (invalid Pixmap or Window parameter) 9 >> Major opcode: 62 (X_CopyArea) >> Resource id: 0x0 >> ... >> After much searching, it would appear to be related to the >> kern.ipc.shm* values. > > $ cat /usr/ports/x11-toolkits/qt4-gui/pkg-message > > Qt paint engine makes common use of shared memory. To avoid MIT-SHM > errors (i.e., blank windows), you probably need to raise shared memory > limits in loader.conf(5). The following should be safe values for the > KDE Plasma Desktop: > > kern.ipc.shmall=32768 > kern.ipc.shmmni=1024 > kern.ipc.shmseg=1024
Yes, I followed those instructions when I received the message after the upgrade from qt3 --> qt4. Entering those numbers in loader.conf(5) caused the server to freeze and re-boot ~20 seconds after starting X. --chris > -- > Alberto Villa, FreeBSD committer <[email protected]> > http://people.FreeBSD.org/~avilla > _______________________________________________ > [email protected] mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "[email protected]" > _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "[email protected]"
