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#1 2019-11-04 14:11:04

bll
Member
Registered: 2019-11-04
Posts: 2

spurious screen blank after signon

After opening the laptop lid and signing in, the screen blanks once after a delay, even
though the computer is in use.

Only xfce4-screensaver is running.
Neither light-locker or xscreensaver are installed.

bll-tecra:bll$ xfconf-query -c xfce4-power-manager -lv
/xfce4-power-manager/blank-on-ac                        15
/xfce4-power-manager/blank-on-battery                   5
/xfce4-power-manager/brightness-level-on-battery        50
/xfce4-power-manager/brightness-switch                  0
/xfce4-power-manager/brightness-switch-restore-on-exit  1
/xfce4-power-manager/critical-power-action              4
/xfce4-power-manager/dpms-enabled                       true
/xfce4-power-manager/dpms-on-ac-off                     17
/xfce4-power-manager/dpms-on-ac-sleep                   16
/xfce4-power-manager/dpms-on-battery-off                7
/xfce4-power-manager/dpms-on-battery-sleep              6
/xfce4-power-manager/general-notification               false
/xfce4-power-manager/hibernate-button-action            1
/xfce4-power-manager/inactivity-on-ac                   124
/xfce4-power-manager/inactivity-on-battery              41
/xfce4-power-manager/inactivity-sleep-mode-on-battery   2
/xfce4-power-manager/lid-action-on-ac                   1
/xfce4-power-manager/lid-action-on-battery              1
/xfce4-power-manager/lock-screen-suspend-hibernate      true
/xfce4-power-manager/logind-handle-lid-switch           true
/xfce4-power-manager/power-button-action                1
/xfce4-power-manager/presentation-mode                  false
/xfce4-power-manager/show-tray-icon                     1
/xfce4-power-manager/sleep-button-action                1
bll-tecra:bll$ xfconf-query -c xfce4-screensaver -lv
/lock/embedded-keyboard/command    onboard -e
/lock/embedded-keyboard/displayed  false
/lock/embedded-keyboard/enabled    true
/lock/enabled                      true
/lock/saver-activation/delay       3
/lock/saver-activation/enabled     true
/lock/user-switching/enabled       false
/saver/enabled                     false
/saver/fullscreen-inhibit          true
/saver/idle-activation/delay       10
/saver/idle-activation/enabled     true
/saver/mode                        0
bll-tecra:bll$ xfce4-power-manager --dump
---------------------------------------------------
       Xfce power manager version 1.6.5
With policykit support
With network manager support
---------------------------------------------------
Can suspend: True
Can hibernate: True
Authorized to suspend: True
Authorized to hibernate: True
Authorized to shutdown: True
Has battery: True
Has brightness panel: True
Has power button: True
Has hibernate button: True
Has sleep button: True
Has battery button: True
Has LID: True
bll-tecra:bll$ xset q  # edited
Screen Saver:
  prefer blanking:  no    allow exposures:  no
  timeout:  600    cycle:  600
DPMS (Energy Star):
  Standby: 960    Suspend: 0    Off: 1020
  DPMS is Enabled
  Monitor is On

XFSETTINGSD_DEBUG=1 xfsettingsd --replace --no-daemon > /tmp/xf.log 2>&1
laptop lid closed, suspended, opened laptop lid and was using the computer, and the blank happened.

bll-tecra:bll$ cat xf.log
xfce4-settings(xsettings): _XSETTINGS_S0 registered on screen 0
xfce4-settings(xsettings): 29 settings changed (serial=0, len=1164)
xfce4-settings(xsettings): resource manager (xft) changed (len=156)
xfce4-settings(displays): Detected CRTC 63.
xfce4-settings(displays): Detected CRTC 64.
xfce4-settings(displays): Detected CRTC 65.
xfce4-settings(displays): Detected output 66 LVDS-1.
xfce4-settings(displays): CRTC 63 assigned to LVDS-1.
xfce4-settings(displays): CRTC 63, output list[0] -> 66.
xfce4-settings(displays): Total 1 active output(s).
xfce4-settings(displays): Normalized CRTC 63: size=1366x768, pos=0x0.
xfce4-settings(displays): min_h = 200, min_w = 320, max_h = 8192, max_w = 8192, prev_h = 768, prev_w = 1366, prev_hmm = 203, prev_wmm = 361, h = 768, w = 1366, hmm = 203, wmm = 361.
xfce4-settings(displays): Configuring CRTC 63.
xfce4-settings(displays): Applying changes to CRTC 63.
xfce4-settings(displays): Applying CRTC 63 Transform: x=1.000000 y=1.000000, filter=nearest.
xfce4-settings(displays): Configuring CRTC 64.
xfce4-settings(displays): Configuring CRTC 65.
xfce4-settings(pointers): initialized xi 2.3
xfce4-settings(pointers): [Logitech USB Optical Mouse] buttonmap not changed
xfce4-settings(pointers): [Logitech USB Optical Mouse] change feedback (threshold=4, accelNum=27, accelDenom=10)
xfce4-settings(pointers): [AlpsPS/2 ALPS GlidePoint] buttonmap not changed
xfce4-settings(pointers): [AlpsPS/2 ALPS GlidePoint] change feedback (threshold=4, accelNum=6, accelDenom=1)
xfce4-settings(pointers): [AlpsPS/2 ALPS GlidePoint] Changed device property Device_Enabled
xfce4-settings(keyboards): initialized xkb 1.0
xfce4-settings(keyboards): set auto repeat on
xfce4-settings(keyboards): set key repeat (delay=500, rate=50)
xfce4-settings(keyboards): set numlock on
xfce4-settings(accessibility): AccessXKeys disabled
xfce4-settings(accessibility): stickykeys disabled
xfce4-settings(accessibility): slowkeys disabled
xfce4-settings(accessibility): bouncekeys disabled
xfce4-settings(accessibility): mousekeys disabled
xfce4-settings(keyboard-shortcuts): 13 shortcuts loaded
xfce4-settings(keyboard-layout): set grp: to ""
xfce4-settings(fontconfig): monitoring 95 paths
xfce4-settings(workspaces): 2 desktop names set from xfconf
xfce4-settings(displays): UPower lid event received (open -> closed).
xfce4-settings(displays): Toggling internal output LVDS-1.
xfce4-settings(displays): CRTC 63 assigned to LVDS-1.
xfce4-settings(displays): LVDS-1 will be disabled.
xfce4-settings(displays): CRTC 63 must be temporarily disabled.
xfce4-settings(displays): Disabling CRTC 63.
xfce4-settings(displays): min_h = 200, min_w = 320, max_h = 8192, max_w = 8192, prev_h = 768, prev_w = 1366, prev_hmm = 203, prev_wmm = 361, h = 0, w = 0, hmm = 0, wmm = 0.
xfce4-settings(displays): Configuring CRTC 63.
xfce4-settings(displays): Configuring CRTC 64.
xfce4-settings(displays): Configuring CRTC 65.
xfce4-settings(displays): RRScreenChangeNotify event received.
xfce4-settings(displays): Refreshing RandR cache.
xfce4-settings(displays): Detected CRTC 63.
xfce4-settings(displays): Detected CRTC 64.
xfce4-settings(displays): Detected CRTC 65.
xfce4-settings(displays): Detected output 66 LVDS-1.
xfce4-settings(displays): Noutput: before = 1, after = 1.
xfce4-settings(displays): UPower lid event received (closed -> open).
xfce4-settings(displays): Toggling internal output LVDS-1.
xfce4-settings(displays): CRTC 63 assigned to LVDS-1.
xfce4-settings(displays): CRTC 63, output list[0] -> 66.
xfce4-settings(displays): LVDS-1 will be re-enabled.
xfce4-settings(displays): Normalized CRTC 63: size=1366x768, pos=0x0.
xfce4-settings(displays): min_h = 200, min_w = 320, max_h = 8192, max_w = 8192, prev_h = 768, prev_w = 1366, prev_hmm = 203, prev_wmm = 361, h = 768, w = 1366, hmm = 203, wmm = 361.
xfce4-settings(displays): Configuring CRTC 63.
xfce4-settings(displays): Applying changes to CRTC 63.
xfce4-settings(displays): Applying CRTC 63 Transform: x=1.000000 y=1.000000, filter=nearest.
xfce4-settings(displays): Configuring CRTC 64.
xfce4-settings(displays): Configuring CRTC 65.
xfce4-settings(displays): RRScreenChangeNotify event received.
xfce4-settings(displays): Refreshing RandR cache.
xfce4-settings(displays): Detected CRTC 63.
xfce4-settings(displays): Detected CRTC 64.
xfce4-settings(displays): Detected CRTC 65.
xfce4-settings(displays): Detected output 66 LVDS-1.
xfce4-settings(displays): Noutput: before = 1, after = 1.
bll-tecra:bll$ egrep 'displays' xf.log
xfce4-settings(displays): Detected CRTC 63.
xfce4-settings(displays): Detected CRTC 64.
xfce4-settings(displays): Detected CRTC 65.
xfce4-settings(displays): Detected output 66 LVDS-1.
xfce4-settings(displays): CRTC 63 assigned to LVDS-1.
xfce4-settings(displays): CRTC 63, output list[0] -> 66.
xfce4-settings(displays): Total 1 active output(s).
xfce4-settings(displays): Normalized CRTC 63: size=1366x768, pos=0x0.
xfce4-settings(displays): min_h = 200, min_w = 320, max_h = 8192, max_w = 8192, prev_h = 768, prev_w = 1366, prev_hmm = 203, prev_wmm = 361, h = 768, w = 1366, hmm = 203, wmm = 361.
xfce4-settings(displays): Configuring CRTC 63.
xfce4-settings(displays): Applying changes to CRTC 63.
xfce4-settings(displays): Applying CRTC 63 Transform: x=1.000000 y=1.000000, filter=nearest.
xfce4-settings(displays): Configuring CRTC 64.
xfce4-settings(displays): Configuring CRTC 65.
xfce4-settings(displays): UPower lid event received (open -> closed).
xfce4-settings(displays): Toggling internal output LVDS-1.
xfce4-settings(displays): CRTC 63 assigned to LVDS-1.
xfce4-settings(displays): LVDS-1 will be disabled.
xfce4-settings(displays): CRTC 63 must be temporarily disabled.
xfce4-settings(displays): Disabling CRTC 63.
xfce4-settings(displays): min_h = 200, min_w = 320, max_h = 8192, max_w = 8192, prev_h = 768, prev_w = 1366, prev_hmm = 203, prev_wmm = 361, h = 0, w = 0, hmm = 0, wmm = 0.
xfce4-settings(displays): Configuring CRTC 63.
xfce4-settings(displays): Configuring CRTC 64.
xfce4-settings(displays): Configuring CRTC 65.
xfce4-settings(displays): RRScreenChangeNotify event received.
xfce4-settings(displays): Refreshing RandR cache.
xfce4-settings(displays): Detected CRTC 63.
xfce4-settings(displays): Detected CRTC 64.
xfce4-settings(displays): Detected CRTC 65.
xfce4-settings(displays): Detected output 66 LVDS-1.
xfce4-settings(displays): Noutput: before = 1, after = 1.
xfce4-settings(displays): UPower lid event received (closed -> open).
xfce4-settings(displays): Toggling internal output LVDS-1.
xfce4-settings(displays): CRTC 63 assigned to LVDS-1.
xfce4-settings(displays): CRTC 63, output list[0] -> 66.
xfce4-settings(displays): LVDS-1 will be re-enabled.
xfce4-settings(displays): Normalized CRTC 63: size=1366x768, pos=0x0.
xfce4-settings(displays): min_h = 200, min_w = 320, max_h = 8192, max_w = 8192, prev_h = 768, prev_w = 1366, prev_hmm = 203, prev_wmm = 361, h = 768, w = 1366, hmm = 203, wmm = 361.
xfce4-settings(displays): Configuring CRTC 63.
xfce4-settings(displays): Applying changes to CRTC 63.
xfce4-settings(displays): Applying CRTC 63 Transform: x=1.000000 y=1.000000, filter=nearest.
xfce4-settings(displays): Configuring CRTC 64.
xfce4-settings(displays): Configuring CRTC 65.
xfce4-settings(displays): RRScreenChangeNotify event received.
xfce4-settings(displays): Refreshing RandR cache.
xfce4-settings(displays): Detected CRTC 63.
xfce4-settings(displays): Detected CRTC 64.
xfce4-settings(displays): Detected CRTC 65.
xfce4-settings(displays): Detected output 66 LVDS-1.
xfce4-settings(displays): Noutput: before = 1, after = 1.
bll-tecra:bll$ less xf.log
bll-tecra:bll$ cat xf.log
xfce4-settings(xsettings): _XSETTINGS_S0 registered on screen 0
xfce4-settings(xsettings): 29 settings changed (serial=0, len=1164)
xfce4-settings(xsettings): resource manager (xft) changed (len=156)
xfce4-settings(displays): Detected CRTC 63.
xfce4-settings(displays): Detected CRTC 64.
xfce4-settings(displays): Detected CRTC 65.
xfce4-settings(displays): Detected output 66 LVDS-1.
xfce4-settings(displays): CRTC 63 assigned to LVDS-1.
xfce4-settings(displays): CRTC 63, output list[0] -> 66.
xfce4-settings(displays): Total 1 active output(s).
xfce4-settings(displays): Normalized CRTC 63: size=1366x768, pos=0x0.
xfce4-settings(displays): min_h = 200, min_w = 320, max_h = 8192, max_w = 8192, prev_h = 768, prev_w = 1366, prev_hmm = 203, prev_wmm = 361, h = 768, w = 1366, hmm = 203, wmm = 361.
xfce4-settings(displays): Configuring CRTC 63.
xfce4-settings(displays): Applying changes to CRTC 63.
xfce4-settings(displays): Applying CRTC 63 Transform: x=1.000000 y=1.000000, filter=nearest.
xfce4-settings(displays): Configuring CRTC 64.
xfce4-settings(displays): Configuring CRTC 65.
xfce4-settings(pointers): initialized xi 2.3
xfce4-settings(pointers): [Logitech USB Optical Mouse] buttonmap not changed
xfce4-settings(pointers): [Logitech USB Optical Mouse] change feedback (threshold=4, accelNum=27, accelDenom=10)
xfce4-settings(pointers): [AlpsPS/2 ALPS GlidePoint] buttonmap not changed
xfce4-settings(pointers): [AlpsPS/2 ALPS GlidePoint] change feedback (threshold=4, accelNum=6, accelDenom=1)
xfce4-settings(pointers): [AlpsPS/2 ALPS GlidePoint] Changed device property Device_Enabled
xfce4-settings(keyboards): initialized xkb 1.0
xfce4-settings(keyboards): set auto repeat on
xfce4-settings(keyboards): set key repeat (delay=500, rate=50)
xfce4-settings(keyboards): set numlock on
xfce4-settings(accessibility): AccessXKeys disabled
xfce4-settings(accessibility): stickykeys disabled
xfce4-settings(accessibility): slowkeys disabled
xfce4-settings(accessibility): bouncekeys disabled
xfce4-settings(accessibility): mousekeys disabled
xfce4-settings(keyboard-shortcuts): 13 shortcuts loaded
xfce4-settings(keyboard-layout): set grp: to ""
xfce4-settings(fontconfig): monitoring 95 paths
xfce4-settings(workspaces): 2 desktop names set from xfconf
xfce4-settings(displays): UPower lid event received (open -> closed).
xfce4-settings(displays): Toggling internal output LVDS-1.
xfce4-settings(displays): CRTC 63 assigned to LVDS-1.
xfce4-settings(displays): LVDS-1 will be disabled.
xfce4-settings(displays): CRTC 63 must be temporarily disabled.
xfce4-settings(displays): Disabling CRTC 63.
xfce4-settings(displays): min_h = 200, min_w = 320, max_h = 8192, max_w = 8192, prev_h = 768, prev_w = 1366, prev_hmm = 203, prev_wmm = 361, h = 0, w = 0, hmm = 0, wmm = 0.
xfce4-settings(displays): Configuring CRTC 63.
xfce4-settings(displays): Configuring CRTC 64.
xfce4-settings(displays): Configuring CRTC 65.
xfce4-settings(displays): RRScreenChangeNotify event received.
xfce4-settings(displays): Refreshing RandR cache.
xfce4-settings(displays): Detected CRTC 63.
xfce4-settings(displays): Detected CRTC 64.
xfce4-settings(displays): Detected CRTC 65.
xfce4-settings(displays): Detected output 66 LVDS-1.
xfce4-settings(displays): Noutput: before = 1, after = 1.
xfce4-settings(displays): UPower lid event received (closed -> open).
xfce4-settings(displays): Toggling internal output LVDS-1.
xfce4-settings(displays): CRTC 63 assigned to LVDS-1.
xfce4-settings(displays): CRTC 63, output list[0] -> 66.
xfce4-settings(displays): LVDS-1 will be re-enabled.
xfce4-settings(displays): Normalized CRTC 63: size=1366x768, pos=0x0.
xfce4-settings(displays): min_h = 200, min_w = 320, max_h = 8192, max_w = 8192, prev_h = 768, prev_w = 1366, prev_hmm = 203, prev_wmm = 361, h = 768, w = 1366, hmm = 203, wmm = 361.
xfce4-settings(displays): Configuring CRTC 63.
xfce4-settings(displays): Applying changes to CRTC 63.
xfce4-settings(displays): Applying CRTC 63 Transform: x=1.000000 y=1.000000, filter=nearest.
xfce4-settings(displays): Configuring CRTC 64.
xfce4-settings(displays): Configuring CRTC 65.
xfce4-settings(displays): RRScreenChangeNotify event received.
xfce4-settings(displays): Refreshing RandR cache.
xfce4-settings(displays): Detected CRTC 63.
xfce4-settings(displays): Detected CRTC 64.
xfce4-settings(displays): Detected CRTC 65.
xfce4-settings(displays): Detected output 66 LVDS-1.
xfce4-settings(displays): Noutput: before = 1, after = 1.

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#2 2019-11-04 14:36:56

bll
Member
Registered: 2019-11-04
Posts: 2

Re: spurious screen blank after signon

And running xfce4-power-manager --daemon --debug > /tmp/pm.debug 2>&1
laptop lid close, suspended, opened laptop lid and then later the screen blank happened.

bll-tecra:bll$ egrep -v device_icon /tmp/pm.debug 
    ...
TRACE[xfpm-manager.c:725] xfpm_manager_tray_update_icon(): updating icon
TRACE[xfpm-manager.c:709] xfpm_manager_tray_update_tooltip(): updating tooltip
TRACE[xfpm-polkit.c:241] xfpm_polkit_free_data(): Destroying Polkit data
** (xfce4-power-manager:766): WARNING **: 06:25:48.183: No outputs have backlight property

(xfce4-power-manager:766): xfce4-power-manager-WARNING **: 06:25:50.693: Screensaver lock command not set when attempting to lock the screen.
Please set the xfconf property /general/LockCommand in xfce4-session to the desired lock command
 -symbolic, icon_base_length 20, upower_icon battery-full-charged-symbolic
TRACE[xfpm-manager.c:442] xfpm_manager_lid_changed_cb(): LID close event: ((XfpmLidTriggerAction) LID_TRIGGER_SUSPEND)
TRACE[xfpm-manager.c:475] xfpm_manager_lid_changed_cb(): LID opened: ((XfpmLidTriggerAction) LID_TRIGGER_SUSPEND)
TRACE[xfpm-dpms.c:279] xfpm_dpms_force_level(): start
TRACE[xfpm-dpms.c:311] xfpm_dpms_force_level(): No need to change DPMS mode, current_level=0 requested_level=0

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