无法卸载/dev/sda2分区的问题求助
无法卸载/dev/sda2分区的问题求助
大家好,我最近碰到个棘手的问题——没法卸载/dev/sda2分区,试了好几种办法都没成功,想请各位帮忙看看怎么解决。
首先我先试了Gparted工具,但没办法卸载这个分区;之后我又用终端命令尝试卸载:
sudo umount /dev/sda2
结果得到了这样的错误提示:
umount: /: target is busy
我又用lsblk -f /dev/sda命令查看了分区的挂载情况,输出如下:
NAME FSTYPE LABEL UUID FSAVAIL FSUSE% MOUNTPOINT sda ├─sda1 vfat 5AF1-7D88 └─sda2 ext4 fc57d466-2433-4afc-88b8-6198c1fe1ce7 681.2G 20% /
后来我试着用sudo lsof /dev/sda2查看哪些进程在占用这个分区,得到了一大串输出,其中一部分内容是:
x86_64-linux-gnu/libselinux.so.1 sudo 17241 root mem REG 8,2 133200 32250945 /usr/lib/x86_64-linux-gnu/libaudit.so.1.0.0 sudo 17241 root mem REG 8,2 14624 32900921 /usr/lib/x86_64-linux-gnu/security/pam_umask.so sudo 17241 root mem REG 8,2 18424 32901158 /usr/lib/x86_64-linux-gnu/security/pam_cap.so sudo 17241 root mem REG 8,2 14448 32900895 /usr/lib/x86_64-linux-gnu/security/pam_permit.so sudo 17241 root mem REG 8,2 14048 32900265 /usr/lib/x86_64-linux-gnu/security/pam_deny.so sudo 17241 root mem REG 8,2 18720 32900267 /usr/lib/x86_64-linux-gnu/security/pam_env.so sudo 17241 root mem REG 8,2 191504 32247723 /usr/lib/x86_64-linux-gnu/ld-2.31.so lsof 17242 root cwd DIR 8,2 4096 37224450 /home/nada lsof 17242 root rtd DIR 8,2 4096 2 / lsof 17242 root txt REG 8,2 175744 32244418 /usr/bin/lsof lsof 17242 root mem REG 8,2 5699248 32250545 /usr/lib/locale/locale-archive lsof 17242 root mem REG 8,2 157224 32250050 /usr/lib/x86_64-linux-gnu/libpthread-2.31.so lsof 17242 root mem REG 8,2 18848 32250026 /usr/lib/x86_64-linux-gnu/libdl-2.31.so lsof 17242 root mem REG 8,2 588488 32248600 /usr/lib/x86_64-linux-gnu/libpcre2-8.so.0.9.0 lsof 17242 root mem REG 8,2 2029592 32247727 /usr/lib/x86_64-linux-gnu/libc-2.31.so lsof 17242 root mem REG 8,2 163200 32252035 /usr/lib/x86_64-linux-gnu/libselinux.so.1 lsof 17242 root mem REG 8,2 27002 32904460 /usr/lib/x86_64-linux-gnu/gconv/gconv-modules.cache lsof 17242 root mem REG 8,2 191504 32247723 /usr/lib/x86_64-linux-gnu/ld-2.31.so lsof 17243 root cwd DIR 8,2 4096 37224450 /home/nada lsof 17243 root rtd DIR 8,2 4096 2 / lsof 17243 root txt REG 8,2 175744 32244418 /usr/bin/lsof lsof 17243 root mem REG 8,2 5699248 32250545 /usr/lib/locale/locale-archive lsof 17243 root mem REG 8,2 157224 32250050 /usr/lib/x86_64-linux-gnu/libpthread-2.31.so lsof 17243 root mem REG 8,2 18848 32250026 /usr/lib/x86_64-linux-gnu/libdl-2.31.so lsof 17243 root mem REG 8,2 588488 32248600 /usr/lib/x86_64-linux-gnu/libpcre2-8.so.0.9.0 lsof 17243 root mem REG 8,2 2029592 32247727 /usr/lib/x86_64-linux-gnu/libc-2.31.so lsof 17243 root mem REG 8,2 163200 32252035 /usr/lib/x86_64-linux-gnu/libselinux.so.1 lsof 17243 root mem REG 8,2 191504 32247723 /usr/lib/x86_64-linux-gnu/ld-2.31.so
现在我实在不知道该怎么处理了,有没有大佬能指点一下,怎么才能成功卸载这个分区呢?
备注:内容来源于stack exchange,提问作者Nada
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