We have already showed you how to check CPU info in Linux, today, I am going to show how to check memory in Linux. Note: Memory, physical memory terms are used for RAM (which is a more popular term). In other w
Linux is smart enough to take some of your unused memory for disk caching to increase performance, however it can make it appear as if you have less freely available memory than you actually do. It’s technically in use by the operating system which is why it shows as in use, however s...
The best way to check memory usage in Linux is by using the top command. To use this command, open up a terminal window and type: top. One of the columns that it displays is called “mem”. This column tells you the percentage of how much memory each process is using. ...
When troubleshooting system or application slowdown or misbehavior, one of the first things to check is the system memory usage. This article explains how to check RAM usage in Linux using several different commands.
Check shared memory in Linux Let's check some IPCS command through some examples. Print active shared memory segments using-moption. # ipcs -m --- Shared Memory Segments --- key shmid owner perms bytes nattch status 0x00000000 65536 root 600 393216 2 dest 0x00000000 98305...
Press theCkey on the keyboard to view your device'sCPUusage. Press theMkey on the keyboard to view your device'sMemoryusage. The top command lacks a UI There are a couple of other ways to check the CPU and memory utilization on Linux, but the ones highlighted above are among the most...
2. Check Information on Linux Disk Space Usage The command"df -a"is used to display information about all the mounted filesystems disk space usage, which includes total space, used space, available space,memory utilization, and the percentage of space used for each filesystem. ...
Therefore, in this article, we will go through the necessary steps that can enable you to determine the presence or absence of bad sectors on your Linux disk drive or flash memory using certaindisk scanning utilities. That said, below are the methods: ...
Your system swaps the inactive pages in memory in RAM to this swap space on the hard disk. This way, your system has more free RAM available for other programs. I have shown you to check RAM in Linux and I have also discussed how to check swap usage on Linux. In this quick tip, ...
At this point, I usually have a good idea of what’s currently happening on the server, and what’s been going on for the last 48 hours or so. I’ll reply to the user with more informed responses. For example: "I don’t see any indication of host slowness in the last 24 hours....