我正在执行一些简单的操作或只是移动鼠标，然后它就冻结了。它不是在任何特定程序上冻结的。我提供了一些日志，希望有人能比我更好地理解并解决这个问题。
谢谢！
系统信息
Ubuntu 18.04.3 LTS
内存：3.7 GiB
处理器：英特尔奔腾 (R) CPU N3540 @ 2.16GHz x 4
显卡：英特尔 Bay Trail
GNOME：3.28.2
操作系统类型：64 位
磁盘：491.2 GB
/var/log/syslog
Aug 12 04:38:58 Travis-HP-15-Notebook-PC gvfsd[1330]: message repeated 27 times: [ mkdir failed on directory /var/cache/samba: Permission denied]
Aug 12 04:38:59 Travis-HP-15-Notebook-PC code.desktop[1960]: #033[91m[main 2019-08-12T09:38:59.070Z]#033[0m [Error: net::ERR_NAME_NOT_RESOLVED]
Aug 12 04:38:59 Travis-HP-15-Notebook-PC code.desktop[1960]: #033[90m[main 2019-08-12T09:38:59.079Z]#033[0m update#setState idle
Aug 12 04:38:59 Travis-HP-15-Notebook-PC gvfsd[1330]: mkdir failed on directory /var/cache/samba: Permission denied
Aug 12 04:38:59 Travis-HP-15-Notebook-PC gvfsd[1330]: mkdir failed on directory /var/cache/samba: Permission denied
Aug 12 04:41:29 Travis-HP-15-Notebook-PC dbus-daemon[1174]: [session uid=1000 pid=1174] Activating via systemd: service name='org.gnome.Terminal' unit='gnome-terminal-server.service' requested by ':1.120' (uid=1000 pid=2319 comm="/usr/bin/gnome-terminal.real " label="unconfined")
Aug 12 04:41:29 Travis-HP-15-Notebook-PC systemd[986]: Starting GNOME Terminal Server...
Aug 12 04:41:30 Travis-HP-15-Notebook-PC dbus-daemon[1174]: [session uid=1000 pid=1174] Successfully activated service 'org.gnome.Terminal'
Aug 12 04:41:30 Travis-HP-15-Notebook-PC systemd[986]: Started GNOME Terminal Server.
Aug 12 04:42:04 Travis-HP-15-Notebook-PC gnome-shell[1301]: JS WARNING: [resource:///org/gnome/shell/ui/notificationDaemon.js 121]: reference to undefined property "image-path"
/var/log/kern.log
Aug 12 04:45:31 Travis-HP-15-Notebook-PC kernel: [ 637.702624] wlo1: associated
Aug 12 04:45:50 Travis-HP-15-Notebook-PC canonical-livepatch[932]: error in livepatch check state: check-failed
Aug 12 04:46:27 Travis-HP-15-Notebook-PC canonical-livepatch[932]: error in livepatch check state: check-failed
Aug 12 04:46:28 Travis-HP-15-Notebook-PC canonical-livepatch[932]: Client.Check
Aug 12 04:46:29 Travis-HP-15-Notebook-PC canonical-livepatch[932]: error in livepatch check state: check-failed
Aug 12 04:46:29 Travis-HP-15-Notebook-PC canonical-livepatch[932]: Checking with livepatch service.
Aug 12 04:46:29 Travis-HP-15-Notebook-PC canonical-livepatch[932]: updating last-check
Aug 12 04:46:29 Travis-HP-15-Notebook-PC canonical-livepatch[932]: touched last check
Aug 12 04:46:29 Travis-HP-15-Notebook-PC canonical-livepatch[932]: No updates available at this time.
Aug 12 04:46:29 Travis-HP-15-Notebook-PC canonical-livepatch[932]: No payload available.