9 articles tagged "sudo command"
- Security Alert: Ubuntu Linux kernel vulnerabilities
Multiple buffer overflows were discovered in the Ubuntu Linux kernel and can be corrected by upgrading your system to latest kernel version.
- Linux: Monitor hard disks temperature with hddtemp
There is a nice utility to monitor hard drive temperature. Most modern x86 computer hard disk comes with S.M.A.R.T (Self-Monitoring, Analysis, and Reporting Technology). It is a monitoring system for computer hard disks to detect and report on various indicators of reliability, in the hope of anticipating failures.
hddtemp utility will give [...] - Convert pixmaps file into a Windows .ico file to create a favicon.ico file with GIMP
Favorites icon (favicon) file is placed in a web server root directory. It is a page icon or associated with a particular website. For example when you visit our site you see favicon in the browser’s URL bar, next to the site’s name. Also it appears next to the site’s name in [...]
- How to: Linux check IDE / SATA hard disk transfer speed
So how do you find out how fast is your hard disk under Linux? Is it running at SATA I (150 MB/s) or SATA II (300 MB/s) speed w/o opening computer case or chassis?
You can use hdparm command. It provides a command line interface to various hard disk ioctls supported by the stock [...] - Howto: Ubuntu Linux convert DHCP network configuration to static IP configuration
My friend wanted to know how to change or convert DHCP network configuration to static configuration. After initial installation, he wanted to change network settings. Further, his system is w/o GUI system aka X Windows. Here is quick way to accomplish the same:
Your main network configuration file is /etc/network/interfaces
Desired new sample settings:
=> Host IP address [...] - How to: Allow any users to Shutdown Linux server
You need to use sudo command to grant a permission to other users to shutdown your server. sudo allows a permitted user to execute a command as the superuser or another user, as specified in the /etc/sudoers file. Login as a root user and type visudo command to edit the sudoers file:
Allow any [...] - Debian Linux apt-get package management cheat sheet
Both Debian and Ubuntu Linux provides a number of package management tools. This article summaries package management command along with it usage and examples for you.
(1) apt-get : APT is acronym for Advanced Package Tool. It supports installing packages over internet (ftp or http). You can also upgrade all packages in single operations, which makes [...] - FreeBSD: How to unload (remove) device driver (module) from kernel?
FreeBSD comes with kldstat command. The kldstat utility or command displays the status of any files dynamically linked into the kernel. And the kldunload utility unloads a file which was previously loaded with lldload command. You can use kldunload command as follows.
Unload a file from the kernel
First login as a root user (use su [...] - Shutdown account to shutdown Linux server
Have you ever wondered why shutdown account exists on Linux server (especially in Red Hat Linux distribution)?
The answer is quite simple - shutdown account can shutdown server. Here is the simple procedure to use shutdown account to halt Linux server:
1) Setup password for shutdown account:
# passwd shutdown
2) Add access to shutdown –h now via [...]
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