dev下loop满了影响使用吗

影响使用，需要清理。

dev.loop0/目录下 显示 文件100%

调用了 如下命令 ：

sudo apt autoremove --purge snapd

复制

执行清理。

执行清理的执行代码：

l1@l1:~$ sudo apt autoremove --purge snapd

[sudo] l1 的密码：

正在读取软件包列表... 完成御塌改

正在分析软件包的依赖关系树

正在读取状态信息... 完成

下列软件包将被【卸载】：

gnome-software-plugin-snap* snapd*

升级了 0 个软件包，新安装了 0 个软件包，要卸载 2 个软件包，有 2 个软件包未被升级。

解压缩后将衫丛会空出 97.8 MB 的空间。

您希望继续执行吗？ [Y/n] y

(正在读取数据库 ... 系统当前共安装有 196751 个文件和目录。)

正在卸载 gnome-software-plugin-snap (3.28.1-0ubuntu4.18.04.15) ...

正在卸载 snapd (2.45.1+18.04.2) ...

正在处理用于 desktop-file-utils (0.23-1ubuntu3.18.04.2) 的触发器 ...

正在处理用于 man-db (2.8.3-2ubuntu0.1) 的触发器 ...

正在处理用于 gnome-menus (3.13.3-11ubuntu1.1) 的触发器 ...

正在处理用于 mime-support (3.60ubuntu1) 的触发器 ...

(正在读取数据库 ... 系统当前共安装有 196673 个文件和目录。)

正在清除 snapd (2.45.1+18.04.2) 的配置文件 ...

Stopping snap-core18-1885.mount

Stopping unit snap-core18-1885.mount

Waiting until unit snap-core18-1885.mount is stopped [attempt 1]

snap-core18-1885.mount is stopped.

Removing snap core18 and revision 1885

Removing snap-core18-1885.mount

Stopping snap-gnome\x2d3\x2d34\x2d1804-36.mount

Stopping unit snap-gnome\x2d3\x2d34\x2d1804-36.mount

Waiting until unit snap-gnome\x2d3\x2d34\x2d1804-36.mount is stopped [attempt 1]

snap-gnome\x2d3\x2d34\x2d1804-36.mount is stopped.

Removing snap gnome-3-34-1804 and revision 36

Removing snap-gnome\x2d3\x2d34\x2d1804-36.mount

Stopping snap-gnome\镇判x2dcalculator-748.mount

Stopping unit snap-gnome\x2dcalculator-748.mount

Waiting until unit snap-gnome\x2dcalculator-748.mount is stopped [attempt 1]

snap-gnome\x2dcalculator-748.mount is stopped.

Removing snap gnome-calculator and revision 748

Removing snap-gnome\x2dcalculator-748.mount

Stopping snap-gnome\x2dcharacters-550.mount

Stopping unit snap-gnome\x2dcharacters-550.mount

Waiting until unit snap-gnome\x2dcharacters-550.mount is stopped [attempt 1]

snap-gnome\x2dcharacters-550.mount is stopped.

Removing snap gnome-characters and revision 550

Removing snap-gnome\x2dcharacters-550.mount

Stopping snap-gnome\x2dlogs-100.mount

Stopping unit snap-gnome\x2dlogs-100.mount

Waiting until unit snap-gnome\x2dlogs-100.mount is stopped [attempt 1]

snap-gnome\x2dlogs-100.mount is stopped.

Removing snap gnome-logs and revision 100

Removing snap-gnome\x2dlogs-100.mount

Stopping snap-gnome\x2dsystem\x2dmonitor-148.mount

Stopping unit snap-gnome\x2dsystem\x2dmonitor-148.mount

Waiting until unit snap-gnome\x2dsystem\x2dmonitor-148.mount is stopped [attempt 1]

snap-gnome\x2dsystem\x2dmonitor-148.mount is stopped.

Removing snap gnome-system-monitor and revision 148

Removing snap-gnome\x2dsystem\x2dmonitor-148.mount

Stopping snap-gtk\x2dcommon\x2dthemes-1506.mount

Stopping unit snap-gtk\x2dcommon\x2dthemes-1506.mount

Waiting until unit snap-gtk\x2dcommon\x2dthemes-1506.mount is stopped [attempt 1]

snap-gtk\x2dcommon\x2dthemes-1506.mount is stopped.

Removing snap gtk-common-themes and revision 1506

Removing snap-gtk\x2dcommon\x2dthemes-1506.mount

Stopping snap-snapd-8542.mount

Stopping unit snap-snapd-8542.mount

Waiting until unit snap-snapd-8542.mount is stopped [attempt 1]

snap-snapd-8542.mount is stopped.

Removing snap snapd and revision 8542

Removing snap-snapd-8542.mount

Stopping snap-snapd-9279.mount

Stopping unit snap-snapd-9279.mount

Waiting until unit snap-snapd-9279.mount is stopped [attempt 1]

snap-snapd-9279.mount is stopped.

Removing snap snapd and revision 9279

Removing snap-snapd-9279.mount

Final directory cleanup

Discarding preserved snap namespaces

Removing extra snap-confine apparmor rules

Removing snapd cache

Removing snapd state

l1@l1:~$

回环文件，非物理设备中创建的文件系统，改慧如洞歼游纳销iso,img...

mount -o loop abc.iso /media

等于

losetup /dev/loop0 /abc.iso

mount /dev/loop0 /media

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