Ever wondered what’s really going on inside your Linux or macOS system at any given moment? Which processes are hogging your CPU? How much memory is being used? That’s where the venerable top command comes in. It’s a powerful, real-time system monitor that provides a dynamic view of running processes, system resources, and overall system performance. For system administrators, developers, and even curious users, top is an indispensable tool in the arsenal.
Category: Linux commands
Locking Down Your Linux: A Look at the passwd Command
In the world of Linux, where security is paramount, the passwd command stands as a fundamental gatekeeper. It’s the utility that allows users to manage their passwords, ensuring that access to the system remains protected. While seemingly straightforward, passwd has a rich history and offers more functionality than meets the eye.
Keep Your Server on Time: Installing and Configuring Chrony
Accurate timekeeping is more crucial for a server than you might initially think. From precise log analysis during security incidents to ensuring smooth operation of distributed systems, having your server’s clock in sync is essential. While systemd-timesyncd is often the default, chrony is a versatile and highly regarded Network Time Protocol (NTP) client and server implementation that offers more advanced features and better accuracy, especially in environments with intermittent network connectivity.