Whenever your server/process is out of memory, Linux has two ways to handle that, the first one is an OS (Linux) crash and your whole system is down, and the second one is to kill the process (application) making the system run out of memory. The best bet for the second option is to kill the process and save the OS from crashing.
You may be wondering “Why does Linux use so much RAM?”
Linux by its design aims to use all of the available physical memory as efficiently as possible, in practice, the Linux kernel follows a basic rule that a page of free RAM is wasted RAM. The system holds a lot more in RAM than just application data, most importantly mirrored data from storage drives for faster access.
What happens when a Linux system runs out of memory?
The Linux distribution installed on it is Arch, and linux. When the system runs out of memory it becomes extremely unresponsive: it takes several seconds/minutes to do things like switching to TTY1 or even moving the mouse pointer.
What linux is this?
Linux is a UNIX-like operating system, but it supports a range of hardware devices from phones to supercomputers. Every Linux-based operating system has the Linux kernel and set of software packages to manage hardware resources.
I learned linux® is an open source operating system (OS). An operating system is the software that directly manages a system’s hardware and resources, like CPU, memory, and storage.
While we were reading we ran into the query “What is Linux kernel?”.
One source argued that introduction to Linux Linux is one of the very few open source operating system, where the kernel acts as the central unit of operation for establishing the communication between the computer hardware and the system software.
The Bootloader: The software that manages the boot process of your computer. For most users, this will simply be a splash screen that pops up and eventually goes away to boot into the operating system. The kernel : This is the one piece of the whole that is actually called “Linux”.
What is the memory usage report in Linux?
This is a virtual file that reports the amount of available and used memory. It contains real-time information about the system’s memory usage as well as the buffers and shared memory used by the kernel. The output might differ slightly based on the architecture and operating system in question.
How to find memory load of each process in Linux?
Aside from providing you with essential memory information, the top command provides a limited interactive interface. It is possible to manipulate and configure operations by using command-line options. The man command in Linux man top provides a comprehensive list of all available variations. Htop Command to Find Memory Load of Each Process.
Why is it called GNU/Linux?
Some people, particularly members of the Free Software Foundation, refer to this collection as GNU/Linux, because many of the tools included are GNU components. However, not all Linux installations use GNU components as a part of their operating system. Android, for example, uses a Linux kernel but relies very little on GNU tools.