Re: [Hampshire] How to tell how much memory?

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Author: Alan Pope
Date:  
To: Hampshire LUG Discussion List
Subject: Re: [Hampshire] How to tell how much memory?

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gpg: failed to create temporary file '/var/lib/lurker/.#lk0x58536100.hantslug.org.uk.29778': Permission denied
gpg: keyblock resource '/var/lib/lurker/pubring.gpg': Permission denied
gpg: Signature made Sat Jul 14 19:13:28 2007 BST
gpg: using DSA key 1E38DD6257A4363C
gpg: Can't check signature: No public key
Hi Victor,

On Sat, 2007-07-14 at 18:18 +0100, Victor Churchill wrote:
> But ...
> memtest says it is testing 768 MB.
> 'top' says 769500 K.
> System Monitor 751.5 MB.
> /proc/meminfo 769500 .
> dmesg : 762904K/786368K total.
>


Video card stealing some of that? What video card does it have? Is it a
"shared memory" type device?

To find out how much memory you have with lots of detail, I'd use lshw:-

alan@mother:~$ sudo lshw -C memory
[sudo] password for alan:
  *-firmware              
       description: BIOS
       vendor: TOSHIBA
       physical id: 0
       version: Version 3.50 (04/26/2007)
       size: 128KB
       capacity: 960KB
       capabilities: isa pci pcmcia pnp upgrade shadowing vesa cdboot
bootselect edd int13floppytoshiba int13floppy720 int5printscreen
int9keyboard int14serial int17printer acpi usb biosbootspecification
netboot
  *-cache:0
       description: L1 cache
       physical id: 12
       slot: CPU Internal
       size: 128KB
       capacity: 128KB
       clock: 1GHz (1.0ns)
       capabilities: internal write-back unified
  *-cache:1
       description: L2 cache
       physical id: 13
       slot: CPU Internal
       size: 4MB
       capacity: 4MB
       clock: 1GHz (1.0ns)
       capabilities: internal write-back unified
  *-memory
       description: System Memory
       physical id: 81
       slot: System board or motherboard
       size: 2GB
     *-bank:0
          description: SODIMM Synchronous
          product: 16HTF12864HY-53EB3
          vendor: 2CFF
          physical id: 0
          serial: 98052016
          slot: DIMM 0
          size: 1GB
          width: 64 bits
     *-bank:1
          description: SODIMM Synchronous
          product: 16HTF12864HY-53EB3
          vendor: 2CFF
          physical id: 1
          serial: 98052024
          slot: DIMM 1
          size: 1GB
          width: 64 bits
alan@mother:~$ 


Very useful for finding out exactly what you have without taking the lid
off.

Cheers,
Al.