VirtualBox 6.x + CentOS 7.x 調(diào)整分辨率
0x01:概述
VirtualBox 安裝完 CentOS 后無(wú)法調(diào)節(jié)分辨率,需要安裝額外的工具。

0x02:安裝依賴(lài)包
首先確保虛擬機(jī)能正常連接網(wǎng)絡(luò),然后安裝:kernel、kernel-core、kernel-modules、kernel-devel、gcc、make、perl、elfutils-libelf-devel:
yum install kernel kernel-core kernel-modules kernel-devel \
gcc make perl elfutils-libelf-devel 檢查kernel源碼是否與內(nèi)核版本是否一致:
ls /usr/src/kernels
uname -r不一致是正常的:

因?yàn)榇藭r(shí)需要重啟選擇新的內(nèi)核版本:

然后再次檢查:

0x03: 下載增強(qiáng)工具
檢查正確之后,下載對(duì)應(yīng)版本的 VirtualBox 的增強(qiáng)工具鏡像。
https://download.virtualbox.org/virtualbox/

0x04:安裝
下載完成后掛載,點(diǎn)擊菜單欄中的Devices下的Insert Guest Additions CD Images,然后會(huì)提示如下:

另外,可以使用如下命令安裝
mkdir /mnt/cdrom
monut /dev/cdrom /mnt/cdrom
cd /mnt/cdrom
./VBoxLinuxAdditions.run運(yùn)行即可,出現(xiàn)下圖輸出則表示成功(如果失敗請(qǐng)根據(jù)日志文件(/var/log/vboxadd-setup.log)定位問(wèn)題并自行解決):
Verifying archive integrity... All good.
Uncompressing VirtualBox 6.1.18 Guest Additions for Linux........
VirtualBox Guest Additions installer
Removing installed version 6.1.18 of VirtualBox Guest Additions...
Copying additional installer modules ...
Installing additional modules ...
VirtualBox Guest Additions: Starting.
VirtualBox Guest Additions: Building the VirtualBox Guest Additions kernel
modules. This may take a while.
VirtualBox Guest Additions: To build modules for other installed kernels, run
VirtualBox Guest Additions: /sbin/rcvboxadd quicksetup <version>
VirtualBox Guest Additions: or
VirtualBox Guest Additions: /sbin/rcvboxadd quicksetup all
VirtualBox Guest Additions: Building the modules for kernel
3.10.0-1160.24.1.el7.x86_64.
VirtualBox Guest Additions: Running kernel modules will not be replaced until
the system is restarted
Press Return to close this window...
然后就可以自由調(diào)節(jié)分辨率了。
另外,共享剪貼板和拖放,可以在下圖設(shè)置。


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