How to Check Memory Usage in Linux based Server; Free Up Memory Automatically by Unloading DLLs in How To Check Number Of Physical Memory RAM Slots In Tweak Windows Virtual Memory PageFile.sys (Change or Optimize SQL Server 2000 / 2005 / 2008 in Large RAM Windows Vista 32-bit and 64-bit (x86 and x64). 7) How to Find the Memory Information in Linux Using the dmidecode Command. To get memory information using dmidecode, run the dmidecode command with -t option followed by memory keyword. This will print the detailed information about memory such as Physical memory array, memory device, array handle, total width, data width, size, maximum.

How to identify a device > RAM

How to identify the installed Memory / RAM.

Many people simply use free, which is available on every Debian system, to list the quantity of RAM installed (detected). Gnome users can install and use the hardinfo. KDE user can use kinfocenter.

free

free is the Unix command to know about free/used/available memory on your system:

under Gnome: hardinfo

Gnomes's System Information (Hardinfo in Menu Applications/System Tools, from package:hardinfo) has an information page on the RAM installed.

under KDE: KInfocenter

KDE's KInfoCenter (in K Menu / System / KInfoCenter Info Center, from package:kcontrol) has an information page on the RAM installed.

dmidecode

dmidecode can be used to query the motherboards DMI zone about RAM, Ram Slot(s) and Memory Controller:

dmidecode -t memory is equivalent to running the 4 commands below (i.e dmidecode -t 5 -t 6 -t 16 -t 17)

Memory Device

Linux Get Ram Slots Free

Memory Controller Information

Memory Module Information

Linux Get Ram Slots Online

lshw

You can also check information about RAM (like speed, type, etc) using lshw (from package lshw).

References

• manpages: free(1), dmidecode(8)