我在装有 Windows 10 的 Surface Pro 3 上的 Virtualbox 上运行 Xubuntu。它以前运行正常，但后来变得非常慢。我用 4 GB 的 RAM 运行它。在任何 GUI 上输入或单击都很慢。以下是我的部分配置的输出：
weblogic@weblogic-VirtualBox:/usr/apps/das/logs/clientGatewayLogs$ sudo lshw -c video
*-display
description: VGA compatible controller
product: VirtualBox Graphics Adapter
vendor: InnoTek Systemberatung GmbH
physical id: 2
bus info: pci@0000:00:02.0
version: 00
width: 32 bits
clock: 33MHz
capabilities: vga_controller bus_master rom
configuration: driver=vboxvideo latency=0
top
top - 19:10:06 up 1 day, 3:22, 8 users, load average: 6.91, 4.16, 4.29
Tasks: 197 total, 3 running, 194 sleeping, 0 stopped, 0 zombie
%Cpu(s): 66.7 us, 3.2 sy, 30.2 ni, 0.0 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
KiB Mem : 5164976 total, 1385252 free, 1966332 used, 1813392 buff/cache
KiB Swap: 7972816 total, 7972816 free, 0 used. 2875004 avail Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
13287 weblogic 20 0 2712544 583656 36064 S 30.8 11.3 12:27.52 java
19128 weblogic 20 0 992656 84384 16092 S 30.8 1.6 0:09.31 java
19139 weblogic 39 19 130408 80664 54704 R 29.5 1.6 0:02.45 apt-check
927 root 20 0 463060 267060 28792 S 3.9 5.2 85:49.92 Xorg
12138 weblogic 20 0 2561896 340352 25704 S 1.6 6.6 6:02.46 java
2011 weblogic 20 0 409844 38396 25420 S 1.3 0.7 1:57.25 xfce4-terminal
1637 weblogic 20 0 181752 1988 1612 S 0.3 0.0 5:45.94 VBoxClient
1764 weblogic 20 0 173104 29256 16596 S 0.3 0.6 4:19.89 xfwm4
16431 weblogic 20 0 2030472 84612 16188 S 0.3 1.6 0:42.21 java
19116 weblogic 20 0 33724 3388 2844 R 0.3 0.1 0:00.35 top
1 root 20 0 185772 6420 4016 S 0.0 0.1 0:08.07 systemd
2 root 20 0 0 0 0 S 0.0 0.0 0:00.01 kthreadd