> On Sat, 2016-01-02 at 18:55 +0100, Torben Schou Jensen wrote: >> > 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. > [...] > Which driver is used for wifi on this computer? > Ben.
Driver rtl8192cu Wifi is not connected when I see problem. I use this USB wifi as emergency if other net connection fail. Here a few lines from logs --- Dec 29 21:43:58 asrock kernel: [ 0.000000] Linux version 4.3.0-1-686-pae (debian-kernel@lists.debian.org) (gcc version 5.3.1 20151207 (Debian 5.3.1-3) ) #1 SMP Debian 4.3.3-2 (2015-12-17) Dec 29 21:44:02 asrock NetworkManager[772]: <info> NetworkManager (version 1.0.10) is starting... Dec 29 21:44:05 asrock NetworkManager[772]: <info> (wlan0): using nl80211 for WiFi device control Dec 29 21:44:05 asrock NetworkManager[772]: <info> (wlan0): driver supports Access Point (AP) mode Dec 29 21:44:05 asrock NetworkManager[772]: <info> (wlan0): new 802.11 WiFi device (carrier: UNKNOWN, driver: 'rtl8192cu', ifindex: 3) Dec 29 21:44:05 asrock NetworkManager[772]: <info> (wlan0): device state change: unmanaged -> unavailable (reason 'managed') [10 20 2] Dec 29 21:44:05 asrock NetworkManager[772]: <info> wpa_supplicant running Dec 29 21:44:06 asrock NetworkManager[772]: <info> (wlan0) supports 4 scan SSIDs Dec 29 21:44:06 asrock NetworkManager[772]: <info> (wlan0): supplicant interface state: starting -> ready Dec 29 21:44:06 asrock NetworkManager[772]: <info> startup complete Dec 29 21:44:06 asrock NetworkManager[772]: <info> (wlan0): device state change: unavailable -> disconnected (reason 'supplicant-available') [20 30 42] Dec 29 22:57:04 asrock wpa_supplicant[941]: nl80211: send_and_recv->nl_recvmsgs failed: -33 Dec 29 22:58:07 asrock wpa_supplicant[941]: nl80211: send_and_recv->nl_recvmsgs failed: -33 Dec 29 23:01:28 asrock kernel: [ 4676.355953] smbd invoked oom-killer: gfp_mask=0x2000d0, order=1, oom_score_adj=0 --- Jan 1 15:42:48 asrock kernel: [ 0.000000] Linux version 4.2.0-1-686-pae (debian-kernel@lists.debian.org) (gcc version 4.9.3 (Debian 4.9.3-8) ) #1 SMP Debian 4.2.6-3 (2015-12-06) Jan 1 15:42:57 asrock NetworkManager[853]: <info> NetworkManager (version 1.0.10) is starting... Jan 1 15:42:58 asrock NetworkManager[853]: <info> (wlan0): using nl80211 for WiFi device control Jan 1 15:42:59 asrock NetworkManager[853]: <info> (wlan0): driver supports Access Point (AP) mode Jan 1 15:42:59 asrock NetworkManager[853]: <info> (wlan0): new 802.11 WiFi device (carrier: UNKNOWN, driver: 'rtl8192cu', ifindex: 3) Jan 1 15:42:59 asrock NetworkManager[853]: <info> (wlan0): device state change: unmanaged -> unavailable (reason 'managed') [10 20 2] Jan 1 15:43:00 asrock NetworkManager[853]: <info> wpa_supplicant running Jan 1 15:43:00 asrock NetworkManager[853]: <info> (wlan0) supports 4 scan SSIDs Jan 1 15:43:00 asrock NetworkManager[853]: <info> (wlan0): supplicant interface state: starting -> ready Jan 1 15:43:00 asrock NetworkManager[853]: <info> startup complete Jan 1 15:43:00 asrock NetworkManager[853]: <info> (wlan0): device state change: unavailable -> disconnected (reason 'supplicant-available') [20 30 42]
