On Sun, Nov 06, 2005 at 01:05:39PM +0200, Oded Arbel wrote:

> Another weird thing is that a quick calculation would have the VIRT
> usage of the system very close to the total memory available (1GB
> physical + 1GB swap), yet the top output above shows more then half
> of memory to be available(!).

"VIRT" usage is the total of things mapped into a process's addressing
space. So it includes mmaped files, video card RAM (for the X server),
shared memory (mapped several times, but allocated only once), ... It
doesn't have much to do with physical (or even virtual) RAM
consumption.

-- 
Lionel

=================================================================
To unsubscribe, send mail to [EMAIL PROTECTED] with
the word "unsubscribe" in the message body, e.g., run the command
echo unsubscribe | mail [EMAIL PROTECTED]

Reply via email to