client suspend corner case

[stdedos]

2020-10-28 09:47:16,303 Xpra GTK3 client version 4.1-r27775 64-bit
2020-10-28 09:47:37,858 Xpra GTK3 X11 server version 3.0.12-r27620 64-bit

"Xpra-Python3-x86_64_4.1-r27775\xpra_cmd" attach ssh://user@ip/3 --ssh="plink -ssh -agent" --modal-windows=no --title="@title@ on @@/@server-display@" --headerbar=off --opengl=no --bandwidth-limit=6Mbps

XPRA_CUSTOM_TITLE_BAR=0
XPRA_EXECUTABLE=Xpra-Python3-x86_64_4.1-r27775
XPRA_SCROLL_ENCODING=0

2020-10-28 09:47:16,303 Xpra GTK3 client version 4.1-r27775 64-bit
2020-10-28 09:47:16,306  running on Microsoft Windows 10
2020-10-28 09:47:17,585 GStreamer version 1.18.0 for Python 3.8.6 64-bit
2020-10-28 09:47:17,922 created named pipe 'Xpra\11736'
2020-10-28 09:47:18,286 keyboard layout code 0x409
2020-10-28 09:47:18,287 identified as 'United States - English' : us
2020-10-28 09:47:18,447 Warning: libqrencode not found
2020-10-28 09:47:18,584  keyboard settings: layout=us
2020-10-28 09:47:18,590  desktop size is 4160x1440 with 1 screen:
2020-10-28 09:47:18,591   Default (1100x381 mm - DPI: 96x96) workarea: 4160x1400
2020-10-28 09:47:18,591     Generic PnP Monitor 1600x900 at 0x534 (309x174 mm - DPI: 131x131) workarea: 1600x860 at 0x534
2020-10-28 09:47:18,592     C32JG5x 2560x1440 at 1600x0 (697x392 mm - DPI: 93x93) workarea: 2560x1400 at 1600x0
2020-10-28 09:47:37,854 enabled remote logging
2020-10-28 09:47:37,858 Xpra GTK3 X11 server version 3.0.12-r27620 64-bit
2020-10-28 09:47:37,860  running on Linux Ubuntu 16.04 xenial
2020-10-28 09:47:37,883 Attached to ip:22
2020-10-28 09:47:37,908  (press Control-C to detach)


(xpra_cmd:11736): Pango-WARNING **: 09:47:38.356: couldn't load font "Bitstream Vera Sans Not-Rotated 14.662109375", falling back to "Sans Not-Rotated 14.662109375", expect ugly output.
2020-10-28 09:47:39,419 UI thread is now blocked
2020-10-28 09:47:40,147 UI thread is running again, resuming
2020-10-28 09:48:22,423 Warning: static gravity is not handled
2020-10-28 09:49:10,084 Warning: failed to set clipboard data
2020-10-28 09:49:10,088  OpenClipboard: too many failed attempts, giving up
2020-10-28 09:49:34,424 Warning: failed to set clipboard data
2020-10-28 09:49:34,426  OpenClipboard: too many failed attempts, giving up
2020-10-28 09:55:22,713 unknown string message: 0xc238 / 0x0 / 0x0
2020-10-28 09:55:39,526 server is not responding, drawing spinners over the windows
2020-10-28 09:55:45,560 server is OK again
2020-10-28 10:02:54,755 server is not responding, drawing spinners over the windows
2020-10-28 10:02:59,280 server is OK again
2020-10-28 10:18:04,202 unknown string message: 0xc2c4 / 0x6b1056 / 0x2
2020-10-28 10:57:40,507 server is not responding, drawing spinners over the windows
2020-10-28 10:57:41,026 server is OK again
2020-10-28 10:58:05,513 server is not responding, drawing spinners over the windows
2020-10-28 10:58:07,783 server is OK again
2020-10-28 10:58:10,521 server is not responding, drawing spinners over the windows
2020-10-28 10:58:16,811 server is OK again
2020-10-28 11:40:01,878 UI thread is now blocked
2020-10-28 11:40:01,915 UI thread is running again, resuming
2020-10-28 12:55:13,082 system is suspending
2020-10-28 12:55:23,083 system resumed, was suspended for 9
2020-10-28 13:08:56,875 server is not responding, drawing spinners over the windows
2020-10-28 13:08:57,660 server is OK again
2020-10-28 15:14:03,232 server is not responding, drawing spinners over the windows
2020-10-28 15:14:04,997 server is OK again
2020-10-28 15:14:18,241 server is not responding, drawing spinners over the windows
2020-10-28 15:14:25,811 server is OK again
2020-10-28 15:14:28,268 server is not responding, drawing spinners over the windows
2020-10-28 15:14:32,042 server is OK again
2020-10-28 15:16:38,349 server is not responding, drawing spinners over the windows
2020-10-28 15:16:45,135 server is OK again
2020-10-28 15:16:58,375 server is not responding, drawing spinners over the windows
2020-10-28 15:17:01,409 server is OK again
2020-10-28 15:20:23,567 server is not responding, drawing spinners over the windows
2020-10-28 15:20:26,601 server is OK again
2020-10-28 15:20:33,577 server is not responding, drawing spinners over the windows
2020-10-28 15:20:35,864 server is OK again
2020-10-28 15:53:06,819 Warning: failed to set clipboard data
2020-10-28 15:53:06,822  OpenClipboard: too many failed attempts, giving up
2020-10-28 15:53:53,269 Warning: failed to set clipboard data
2020-10-28 15:53:53,272  OpenClipboard: too many failed attempts, giving up
Traceback (most recent call last):
  File "E:\Xpra\trunk\src/xpra/client/client_base.py", line 1030, in call_handler
  File "E:\Xpra\trunk\src/xpra/client/mixins/notifications.py", line 155, in _process_notify_show
  File "E:\Xpra\trunk\src/xpra/platform/win32/win32_notifier.py", line 53, in show_notify
  File "E:\Xpra\trunk\src/xpra/platform/win32/win32_balloon.py", line 140, in notify
  File "E:\Xpra\trunk\src/xpra/platform/win32/win32_balloon.py", line 78, in pack
struct.error: argument out of range
2020-10-28 16:24:36,575 server is not responding, drawing spinners over the windows
2020-10-28 16:24:37,765 system is suspending
2020-10-29 09:02:44,652 Warning: long timer waiting time,
2020-10-29 09:02:49,639  UI thread polling waited 59879.9 seconds longer than intended (59880.4 vs 0.5)

[Antoine Martin]

The fixes for #2921 may well fix this ticket.

system is suspending
...
UI thread polling waited 59879.9 seconds longer than intended (59880.4 vs 0.5)

There should have been a system is resuming message shortly after that.
But just in case it was missing, r27829 should trigger the resume event quicker.

[stdedos]

This has only happened once; I don't know if such systematic approach is necessary here.

[Antoine Martin]

This has only happened once; I don't know if such systematic approach is necessary here.

Let's just close this then and re-open if it occurs again.

[migration script]

this ticket has been moved to: ​https://github.com/Xpra-org/xpra/issues/2920