-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Is there any news on this? Has the problem gone away with new packages available in testing?
On Wed, 3 Sep 2014 23:07:26 +0100 Joe Mullally <josephusmulla...@gmail.com> wrote: > I am also experiencing all the same issues as the two above posters > in this bug report. - The screen can lag behing typing by 1-2 > seconds. Switching tabs or doing other UI actions in firefox takes > 1-2 seconds, or hangs until I do some other UI activity. - Small > graphical corruption in many applications (related?) - e.g. > highlighting the "Close-Window" X button on gnome-shell windows > causes the image of the X to only be partially drawn. > > The lag comes and goes every minutes or so, I can't correlate it > to any activity (idleness?). > > I tried to grab some profiles and stack traces using 'perf' > (attached) of a test that demonstrates this bug. I am pretty new to > 'perf' so YMMV. The test is pressing Up and Down once every 1-2 > seconds in "aptitute" in a terminal, which lags by 1-2 seconds > consistently. During the lags, it looks like the CPU is spending > most of the time in nvidia_drv.so or maybe in the kernel beneath > that module (e.g. perf.report_4.txt). I could be totally wrong > here. > > Unfortunately, I can't get perf to produce stack traces when the > CPU is in any section of the NVIDIA Xorg nvidia_drv.so module > (Closed source. Lack of debug symbols? Unusual compilation options > that prevent stack unwinding?). If anyone has any suggestions on > how to even get such an Xorg stacktrace of the call stack above the > NVIDIA bits let me know and I can try to get it. It might help > pinpoint what specific X calls to the driver are having issues and > suggest a narrower test. > > I don't see this issues when using the nouveau driver, which I am > happily switching back to now :) - -- My email is signed and I encrypt email on request. To verify my signature or send me encrypted email, get my public key: http://lippuner.ca/key -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJUPfesAAoJELH92qHy0gnt0RAP/RQKIhOa1CLVukvnuisQJFqJ mrrUXUqHpGYeHNHktVdPB6jeKbjqjeNYRgTVhXjgyJ2JszJKXD/lHe+FTOgtxeSL qDVfM6xudwEgYCfuerY9i/+x64kyvauFmKYv+M1uZWHp6WL9sF4QT4jZX8TSQbu3 cxu8FY2EnBYYytU8QKlsmeqHMgKSCwlgAcamM4+7xPRL4P79jnALAYQ0JJkpWunK sSEiE6ZgqGDvFvHMCohmcEqvgGwf3fgO+vrwzUN8dkxmsFStfl97n8sUbrdLNtS/ NM1umLEkD28D7tYWSYeXpdoYsTwewxxce3g7Q1wBVggIyf7ch57Ufu11OD0splk+ a3Qct0Z+PUTHxzaSkOLmAzBm4K1hYhBSPbFLmmUAZ8ya5zUWC+rer70I4/ZpuqCk RhDvRKnWUUOm9CSDttvWi8DqdyDey2p4A294ePArhbOTT6O0CtczGPVd7cNqcK0E 9k9BREGC2Lxj8V2DEhHUixM6RTnNdIqEMIvRXPHjUByDEu/DB/z++Nw1/9W8uYtO +2b/Wx/Ztt0ZW5kNPwHlkxSIrWVgnTBQ6Rg4DTOU4dTJnZxXQrCMpbarz2qniANc QU9rn4+tsZ3IyOW9ehUON0wh23/8j8RJhpNumldWml9Z16dt9SbvOSjH4UbHXd7R 3Pq6Y1PN8m4O1WUej7vP =jYig -----END PGP SIGNATURE----- -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org