since i've only noticed this in the last two days, i thought it might be useful to see what rpms were installed recently: netbook:/home/andrew # rpm -qa --last i915-quickfix-kmp-default-4.1_k4.1.13_5-2.1.x86_64 Fri Dec 11 16:09:08 2015 gpg-pubkey-f6e74bf5-560418fa Fri Dec 11 16:04:02 2015 wxsvg-1.5.4-2.1.x86_64 Thu Dec 10 12:59:34 2015 python-matplotlib-tk-1.4.3-4.1.x86_64 Thu Dec 10 12:59:33 2015 mpd-0.19.10-2.1.x86_64 Thu Dec 10 12:59:33 2015 libwxsvg3-1.5.4-2.1.x86_64 Thu Dec 10 12:59:33 2015 python-matplotlib-1.4.3-4.1.x86_64 Thu Dec 10 12:59:32 2015 gpg2-lang-2.0.24-5.1.noarch Thu Dec 10 12:59:32 2015 gpg2-2.0.24-5.1.x86_64 Thu Dec 10 12:59:22 2015 libxine2-codecs-1.2.6-96.1.x86_64 Wed Dec 9 08:58:16 2015 flash-player-11.2.202.554-1.1.x86_64 Wed Dec 9 08:58:15 2015 that's a surprisingly "innocent" list. but while i only NOTICED this recently, i have not used this laptop so much and it could have been earlier in the week... systemd-sysvinit-210-86.1.x86_64 Tue Dec 8 18:23:28 2015 libgudev-1_0-0-210-86.1.x86_64 Tue Dec 8 18:23:28 2015 udev-210-86.1.x86_64 Tue Dec 8 18:23:27 2015 Mesa-libGL-devel-11.0.6-131.1.x86_64 Tue Dec 8 18:23:27 2015 Mesa-libEGL-devel-11.0.6-131.1.x86_64 Tue Dec 8 18:23:27 2015 libudev1-210-86.1.x86_64 Tue Dec 8 18:23:26 2015 Mesa-libGL1-32bit-11.0.6-131.1.x86_64 Tue Dec 8 18:23:26 2015 Mesa-libEGL1-32bit-11.0.6-131.1.x86_64 Tue Dec 8 18:23:26 2015 Mesa-libEGL1-11.0.6-131.1.x86_64 Tue Dec 8 18:23:26 2015 libOSMesa9-11.0.6-131.1.x86_64 Tue Dec 8 18:23:25 2015 Mesa-libGLESv2-2-11.0.6-131.1.x86_64 Tue Dec 8 18:23:25 2015 Mesa-libGL1-11.0.6-131.1.x86_64 Tue Dec 8 18:23:25 2015 kernel-default-4.1.13-5.1.x86_64 Tue Dec 8 18:22:45 2015 systemd-bash-completion-210-86.1.noarch Tue Dec 8 18:22:31 2015 systemd-32bit-210-86.1.x86_64 Tue Dec 8 18:22:31 2015 systemd-210-86.1.x86_64 Tue Dec 8 18:22:30 2015 libwayland-egl1-11.0.6-131.1.x86_64 Tue Dec 8 18:22:28 2015 libvdpau_nouveau-11.0.6-131.1.x86_64 Tue Dec 8 18:22:28 2015 libgbm1-32bit-11.0.6-131.1.x86_64 Tue Dec 8 18:22:28 2015 libgbm1-11.0.6-131.1.x86_64 Tue Dec 8 18:22:27 2015 Mesa-libglapi0-32bit-11.0.6-131.1.x86_64 Tue Dec 8 18:22:27 2015 Mesa-libglapi0-11.0.6-131.1.x86_64 Tue Dec 8 18:22:27 2015 Mesa-32bit-11.0.6-131.1.x86_64 Tue Dec 8 18:22:27 2015 Mesa-11.0.6-131.1.x86_64 Tue Dec 8 18:22:25 2015 libMagickWand-6_Q16-1-6.8.8.1-6.1.x86_64 Tue Dec 8 06:20:49 2015 ImageMagick-6.8.8.1-6.1.x86_64 Tue Dec 8 06:20:49 2015 libMagickCore-6_Q16-1-6.8.8.1-6.1.x86_64 Tue Dec 8 06:20:48 2015 libX11-devel-1.6.3-3.1.x86_64 Tue Dec 8 06:20:47 2015 libX11-6-1.6.3-3.1.x86_64 Tue Dec 8 06:20:46 2015 yast2-storage-3.1.71-2.1.x86_64 Tue Dec 8 06:20:45 2015 yast2-services-manager-3.1.40-12.1.noarch Tue Dec 8 06:20:45 2015 libX11-xcb1-1.6.3-3.1.x86_64 Tue Dec 8 06:20:45 2015 NetworkManager-openvpn-lang-1.0.6-3.1.noarch Tue Dec 8 06:20:45 2015 xorg-x11-server-7.6_1.17.2-9.1.x86_64 Tue Dec 8 06:20:44 2015 libvncserver0-0.9.9-13.1.x86_64 Tue Dec 8 06:20:43 2015 libvncclient0-0.9.9-13.1.x86_64 Tue Dec 8 06:20:43 2015 libX11-xcb1-32bit-1.6.3-3.1.x86_64 Tue Dec 8 06:20:42 2015 libX11-data-1.6.3-3.1.noarch Tue Dec 8 06:20:42 2015 libX11-6-32bit-1.6.3-3.1.x86_64 Tue Dec 8 06:20:42 2015 alsa-plugins-pulse-32bit-1.0.29-10.1.x86_64 Tue Dec 8 06:20:41 2015 alsa-plugins-pulse-1.0.29-10.1.x86_64 Tue Dec 8 06:20:41 2015 alsa-plugins-1.0.29-10.1.x86_64 Tue Dec 8 06:20:41 2015 NetworkManager-openvpn-1.0.6-3.1.x86_64 Tue Dec 8 06:20:40 2015 dracut-037-68.1.x86_64 Wed Dec 2 07:45:03 2015 which has many more likely candidates (kernel). i guess i'll try downgrading the kernel and see what happens.