这是：
lsb_release -crid
Distributor ID: Ubuntu
Description: Ubuntu 18.04.1 LTS
Release: 18.04
Codename: bionic
apt-cache policy gnome-shell
gnome-shell:
Installed: 3.28.2-0ubuntu0.18.04.1
Candidate: 3.28.2-0ubuntu0.18.04.1
Version table:
*** 3.28.2-0ubuntu0.18.04.1 500
uname -a
Linux localhost 4.15.0-32-generic #35-Ubuntu SMP Fri Aug 10 17:58:07 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
当被告知有新版本可用时，系统于上周四通过软件更新程序进行了更新。没有任何故障，系统正常启动到 18.04.1。我一直在我的系统日志中看到很多我无法理解的符号，所以我会问很多问题。上述主题的整个符号是：
Aug 18 18:09:43 localhost gnome-shell[2503]: Object Meta.Background (0x561c9cb0e990), has been already deallocated - impossible to access to it. This might be caused by the fact that the object has been destroyed from C code …自从我上周从 16.04.5 更新到 18.04.1 以来，我每隔几分钟就会在我的系统日志中看到这个：
Aug 19 19:22:02 localhost rsyslogd: action 'action 3' resumed (module 'builtin:omfile') [v8.32.0 try http://www.rsyslog.com/e/2359 ]
Aug 19 19:22:02 localhost rsyslogd: action 'action 3' suspended (module 'builtin:omfile'), retry 0. There should be messages before this one giving the reason for suspension. [v8.32.0 try http://www.rsyslog.com/e/2007 ]
Aug 19 19:22:02 localhost rsyslogd: action 'action 3' resumed (module 'builtin:omfile') [v8.32.0 try http://www.rsyslog.com/e/2359 ]
Aug 19 19:22:02 localhost rsyslogd: action 'action 3' suspended (module 'builtin:omfile'), retry 0. There should be …这是去年 8 月 16 日星期四安装的 Ubuntu 18.04.1LTS
apt-cache policy gdm3
gdm3:
Installed: 3.28.2-0ubuntu1.4
Candidate: 3.28.2-0ubuntu1.4
该输出与我从 16.04LTS 升级到 18.04LTS 的同时开始。
Aug 23 14:58:52 localhost /usr/lib/gdm3/gdm-x-session[2309]: (II) modeset(0): EDID vendor "ACR", prod id 22
Aug 23 14:58:53 localhost /usr/lib/gdm3/gdm-x-session[2309]: (II) modeset(0): Using hsync ranges from config file
Aug 23 14:58:53 localhost /usr/lib/gdm3/gdm-x-session[2309]: (II) modeset(0): Using vrefresh ranges from config file
Aug 23 14:58:53 localhost /usr/lib/gdm3/gdm-x-session[2309]: (II) modeset(0): Printing DDC gathered Modelines:
Aug 23 14:58:53 localhost /usr/lib/gdm3/gdm-x-session[2309]: (II) modeset(0): Modeline "1680x1050"x0.0 119.00 …apt-cache policy snapd snapd: Installed: 2.32.9 Candidate: 2.32.9 Version table: *** 2.32.9 500 500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages 100 / var/lib/dpkg/status 2.0.2 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 包 chris@localhost:~$ lsb_release -rd 描述：Ubuntu 16.04.4 LTS 版本：16.04
今天早上将 snapd 从 2.32.3.2 更新到 2.32.9 后，我收到以下错误输出：
Job for snapd.seeded.service failed because the control process exited with error code.
See "systemctl status snapd.seeded.service" and "journalctl -xe"
for details. snapd.seeded.service couldn't start.
snapd.snap-repair.service is a disabled or a static unit, not starting it.
“systemctl status snapd.seed.service …