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[#]: via: (https://www.2daygeek.com/linux-remove-delete-unwanted-junk-files-free-up-space-ubuntu-mint-debian/)
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[#]: author: (Magesh Maruthamuthu https://www.2daygeek.com/author/magesh/)
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5 Easy Ways To Free Up Space (Remove Unwanted or Junk Files) on Ubuntu
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5种简单的方法来在 Ubuntu 上释放空间(移除不想要的或没有用的文件)
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======
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Most of us may perform this action whenever we fall into out of disk space on system.
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我们中的大多数人可能在系统磁盘存储不足的情况下执行这个操作。
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Most of us may perform this action whenever we are running out of space on Linux system
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我们中的大多数人可能在 Linux 系统磁盘存储不足的情况下执行这个操作。
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It should be performed frequently, to make space for installing a new application and dealing with other files.
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它应该被经常执行，来为安装一个新的应用程序和处理其它文件弥补磁盘存储空间。
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Housekeeping is one of the routine task of Linux administrator, which allow them to maintain the disk utilization is in under threshold.
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内务处理是 Linux 管理员的一个日常任务，管理员允许内务处理在阈值下维持磁盘利用率。
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There are several ways we can clean up our system space.
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这里有一些我们可以清理我们系统空间的方法。
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There is no need to clean up your system when you have TB of storage capacity.
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当你有 TB 级存储容量时，不需要清理你的系统。
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But if your have limited space then freeing up disk space becomes a necessity.
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但是，如果你空间有限，那么释放磁盘空间，变的不可避免。
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In this article, I’ll show you some of the easiest or simple ways to clean up your Ubuntu system and get more space.
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在这篇文章中，我将向你展示一些最容易的或简单的方法来清理你的 Ubuntu 系统，获得更多空间。
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### How To Check Free Space On Ubuntu Systems?
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### 在 Ubuntu 系统上如何检查可用的空间？
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Use **[df Command][1]** to check current disk utilization on your system.
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在你的系统上使用 **[df 命令][1]** 来检查当前磁盘利用率。
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```
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$ df -h
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@ -41,18 +41,18 @@ tmpfs 5.0M 4.0K 5.0M 1% /run/lock
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tmpfs 997M 0 997M 0% /sys/fs/cgroup
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```
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GUI users can use “Disk Usage Analyzer tool” to view current usage.
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图形界面用户可以使用“磁盘利用率分析器工具”来查看当前利用率。
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[![][2]![][2]][3]
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### 1) Remove The Packages That Are No Longer Required
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### 1) 移除不再需要的软件包
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The following command removes the dependency libs and packages that are no longer required by the system.
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下面的命令移除系统不再需要依赖的库和软件包。
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These packages were installed automatically to satisfy the dependencies of an installed package.
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这些软件包自动地安装来使一个被安装软件包满足的依赖关系。
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Also, it removes old Linux kernels that were installed in the system.
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同样，它移除安装在系统中的旧的 Linux 内核。
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It removes orphaned packages which are not longer needed from the system, but not purges them.
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它移除不再被系统需要的孤立的软件包，但是不清除它们。
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```
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$ sudo apt-get autoremove
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@ -71,7 +71,7 @@ After this operation, 189 MB disk space will be freed.
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Do you want to continue? [Y/n]
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```
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To purge them, use the `--purge` option together with the command for that.
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为清除它们，与命令一起使用 `--purge` 选项。
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```
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$ sudo apt-get autoremove --purge
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@ -90,67 +90,67 @@ After this operation, 189 MB disk space will be freed.
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Do you want to continue? [Y/n]
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```
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### 2) Empty The Trash Can
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### 2) 清空回收站
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There might a be chance, that you may have a large amount of useless data residing in your trash can.
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这可能有风险，你可能有大量的无用数据存在于你的回收站中。
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It takes up your system space. This is one of the best way to clear up those and get some free space on your system.
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它占用你的系统空间。这是最好的一个方法来在你的系统上清理这些无用的数据，并获取一些可用的空间。
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To clean up this, simple use the file manager to empty your trash can.
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为清理这些，简单地使用文件管理器来清空你的回收站。
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[![][2]![][2]][4]
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### 3) Clean up the APT cache
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### 3) 清理 APT 缓存文件
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Ubuntu uses **[APT Command][5]** (Advanced Package Tool) for package management like installing, removing, searching, etc,.
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Ubuntu 使用 **[APT 命令][5]** (高级软件包工具)用于软件包管理，像：安装，移除，搜索等等。
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By default every Linux operating system keeps a cache of downloaded and installed packages on their respective directory.
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默认情况下，每个 Linux 操作系统在它们各自的命令保留下载和安装的软件包的缓冲。
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Ubuntu also does the same, it keeps every updates it downloads and installs in a cache on your disk.
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Ubuntu 也做相同的事，它以缓冲的形式在你的磁盘上保留它下载和安装的每次更新。
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Ubuntu system keeps a cache of DEB packages in /var/cache/apt/archives directory.
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Ubuntu 在 /var/cache/apt/archives 目录中保留 DEB 软件包的缓冲文件。
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Over time, this cache can quickly grow and hold a lot of space on your system.
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随着时间推移，这些缓存可能快速增长，并在你的系统上占有很多空间。
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Run the following command to check the current utilization of APT cache.
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运行下面的命令来检查当前 APT 缓存文件的使用率。
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```
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$ sudo du -sh /var/cache/apt
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147M /var/cache/apt
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```
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It cleans obsolete deb-packages. I mean to say, less than clean.
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它清理过时的 deb 软件包。我想说，一点都清理不干净。
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```
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$ sudo apt-get autoclean
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```
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It removes all packages kept in the apt cache.
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它移除所有在 apt 缓存中的软件包。
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```
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$ sudo apt-get clean
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```
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### 4) Uninstall the unused applications
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### 4) 卸载不使用的应用程序
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I would request you to check the installed packages and games on your system and delete them if you are using rarely.
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我可能要求你来检查在你的系统上安装的软件包和游戏，，删除它们，如果你很少使用。
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This can be easily done via “Ubuntu Software Center”.
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这可以简单地完成，通过 “Ubuntu 软件中心”。
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[![][2]![][2]][6]
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### 5) Clean up the thumbnail cache
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### 5) 清理缩略图缓存
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The cache folder is a place where programs stored data they may need again, it is kept for speed but is not essential to keep. It can be generated again or downloaded again.
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缓存文件夹是程序存储它们可能再次需要的数据的地方，它是为速度保留的，而不是必需保留的。它可以被再次生成或再次下载。
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If it’s really filling up your hard drive then you can delete things without worrying.
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假如它真的填满你的硬盘，那么你可以删除一些东西而不用担心。
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Run the following command to check the current utilization of APT cache.
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运行下面的命令来检查当前 APT 缓存的利用率。
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```
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$ du -sh ~/.cache/thumbnails/
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412K /home/daygeek/.cache/thumbnails/
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```
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Run the following command to delete them permanently from your system.
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运行下面的命令来从你的系统中永久地删除它们。
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```
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$ rm -rf ~/.cache/thumbnails/*
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@ -162,7 +162,7 @@ via: https://www.2daygeek.com/linux-remove-delete-unwanted-junk-files-free-up-sp
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作者：[Magesh Maruthamuthu][a]
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选题：[lujun9972][b]
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译者：[译者ID](https://github.com/译者ID)
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译者：[robsean](https://github.com/robsean)
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校对：[校对者ID](https://github.com/校对者ID)
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本文由 [LCTT](https://github.com/LCTT/TranslateProject) 原创编译，[Linux中国](https://linux.cn/) 荣誉推出
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