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Here are some nice tools in the Ubuntu repositories for command line network traffic monitoring: bmon. Shows multiple interfaces at once. slurm. Has nice colored graphs. tcptrack. A favorite. Tells how much bandwidth is being used and also what protocol (service/port) and destination the transmission is taking place to.
2. run sudo lshw -html > server_specs.html the html result is well structured and easy to find information. also you can use sudo lshw -C {required_type} to see result for your required specification. for example sudo lshw -C memory.
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To kill a process you will use the kill command, which sends a SIGNAL to the process. The signal indicates what the process should do. For example, sending a -1 to the process will ask it to reload the configuration file; sending a -2 is equivalent to pressing the Control+C on that process; -9 will cause the kernel to abandon the process ...
There is a useful option to du called the --apparent-size. It can be used to find the actual size of a file or directory (as opposed to its footprint on the disk) eg, a text file with just 4 characters will occupy about 6 bytes, but will still show up as taking up ~4K in a regular du -sh output.
If the job you want to run can be run with the same privileges as your user I recommend using a user crontab which you can edit by running EDITOR="gedit" crontab -e (which will use gedit to edit the crontab file) or simply crontab -e (which will use the default editor) in a terminal.
The -R option makes them also change the permissions for all files and directories inside of the directory. For example. sudo chown -R username:group directory. will change ownership (both user and group) of all files and directories inside of directory and directory itself. sudo chown username:group directory.
df - report file system disk space usage. Usage works like such: df -h. Which should output something like this: Filesystem Size Used Avail Use% Mounted on. /dev/vzfs 20G 3.5G 16G 18% /. The -h flag provides human readable output (which makes reading of the output - easier).
For Ubuntu 18.04, There is a little modification, as you don't get a pop-up dialog. So what you need to do is: Right click on Files, Select Preferences > Select Behavior Tab > Mark 'Ask what to do' option under Executable text file. Now, When you double-click on any .sh file, you will get a popup, there you can select "run in terminal" option ...
9. If you don't want to empty the directory first, you can use. rm -r. to recursively remove directories and their content. Please note also that this is already explained in the documentation. rmdir: The rmdir command will delete an empty directory. To delete a directory and all of its contents recursively, use rm -r instead. Since you are not ...