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Mount remote directory with sshfs

In computing, SSHFS (SSH Filesystem) is a filesystem client to mount and interact with directories and files located on a remote server or workstation over a normal ssh connection. The client interacts with the remote file system via the SSH File Transfer Protocol (SFTP), a network protocol providing file access, file transfer, and file management functionality over any reliable data stream that was designed as an extension of the Secure Shell protocol (SSH) version 2.0. Using SSHFS, a remote file system may be treated in the same way as other volumes (such as CDs, DVDs, USB flash drives and shared disks).

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How to extend ext4 root partition without reboot

Let’s say you want to extend existing disk on your already installed VM. Usually to extend the existing ext4 partition where system is running you would use some Live CD, to edit partition while it’s unmounted. However it’s possible to extend the partition without booting from Live CD. Here are some simple steps to do so:

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Slow System? check it with iotop

The concept is pretty simple. It’s like the top program, but instead of CPU and memory usage, it monitors disk I/O. If you have a system that is extremely slow to respond, but can’t seem to figure out what is going on, give iotop a try. You’ll probably have to install it, as I’ve never found a system with iotop installed by default, but it should be in the software repository of just about every Linux distro.

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