Linux Administration presents a collection of common issues and useful tips for Linux system administration. Whether youβre new to system administration or have been maintaining systems for some time, we hope these tips are helpful regardless of your background or choice in Linux distributions.
Forgetting root password is an hassle. We try to be vigilant with our security and set a complex root password. We also try not to login using directly into root …
Tried to install atop in one of the CentOS servers. Due to the fact this server is locked down, the install process failed. Next thing I know yum is giving …
Many Linux systems, servers and VPS’s run on low memory and over time you will see a degradation of speed and responsiveness. By default, Linux got excellent Memory Management and …
bash history command is very useful. It gives you an complete view of what commands you ran. By default bashΒ historycommand will give you all your previous commands with Line …
A flaw was found in the way Bash evaluated certain specially crafted environment variables. An attacker could use this flaw to override or bypass environment restrictions to execute shell commands. …
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