How do I find out System / Server Memory Utilization

free command example

Type the free command at shell prompt:


$ free


$ free -m


Output:

             total       used       free     shared    buffers     cached
Mem:          2010       1965         45          0        152        776
-/+ buffers/cache:       1036        974
Swap:         2047        137       1910

vmstat command

vmstat command provides more information :


$ vmstat


Output:

procs -----------memory---------- ---swap-- -----io---- --system-- -----cpu------
 r  b   swpd   free   buff  cache   si   so    bi    bo   in   cs us sy id wa st
 0  0 140480  43636 158196 797692    1    0   108   220    1    4  7  5 87  1  0
  • 5 Users Found This Useful
Was this answer helpful?

Related Articles

PHP Security: Limit Resources Used By Script

How do I control and put limits on php scripts such as maximum execution time of each script and...

Linux nginx: Chroot (Jail) Setup

You can use traditional chroot kind of setup with nginx. Our sample setup: Jail Directory :...

Linux RAM Disk: Creating A Filesystem In RAM

Software RAM disks use the normal RAM in main memory as if it were a partition on a hard drive...

CentOS/RHEL Linux: Remove GDM

How do I uninstall a GUI Gnome login system ( GDM ) from my CentOS Linux v5.5 based server? GDM...

CentOS / Redhat: Create Software RAID 1 Array

RAID devices are virtual devices created from two or more real block devices. Linux supports...