> Since upgrade to linux-image-4.3.0-1-686-pae I experience unstable system > after 60 minutes. > > I am using XFCE desktop and primary Iceweasel. > After about 60 minutes, oom-killer suddenly start to kill system, first > Iceweasel, then Xorg etc., taking down tasks so fast only solution is a > hard reboot. > > If I boot up in linux-image-4.2.0-1-686-pae, all is stable again. > > linux-image-4.2.0-1-686-pae 4.2.6-3 i386 > linux-image-4.3.0-1-686-pae 4.3.3-2 i386 > > I have tried to setup atop to log memory every 10 seconds, but until now > not possible to identify what is causing oom-killer. > > Brgds > Torben Schou Jensen >
Wifi has something to do with this. With linux-image-4.3.0-1-686-pae I see a few error messages from wpa_supplicant, always within a minute before oom-killer start. I have now removed my USB Wifi, computer is also on cable net, and problem have gone away. Jan 1 15:36:27 asrock wpa_supplicant[919]: nl80211: send_and_recv->nl_recvmsgs failed: -33 Jan 1 15:37:30 asrock wpa_supplicant[919]: nl80211: send_and_recv->nl_recvmsgs failed: -33 /var/log/messages:Jan 1 15:38:50 asrock kernel: [ 4429.308121] gkrellm invoked oom-killer: gfp_mask=0x2000d0, order=1, oom_score_adj=0 /Torben
