Memory usage of processes

From: Nigel Gall <nigelg_at_ppsl.com>
Date: Wed, 09 Sep 1998 17:45:34 -0400

Hi!

What is the best way to get accurate measurements of the amount of real and
virtual memory sizes used by a process, and how does one monitor swapping?

Basically, I'd like to track the swapping and memory usage on my system, an
AlphaServer 2100 running Digital Unix 3.0B. We're also about to upgrade to
an AlphaServer 4100 running DU 4.0D, so I'd like to know if the suggested
method will work on this platform as well.

I tried using the ps -A -o rssize, vsize command, and passed it through an
awk script, but the figures I got don't seem to match what I *know* to be
my total physical and virtual memory. I suspect that I misunderstand my
server's manpages on the ps command.

Thanks for your help.

Best regards,
Nigel
+-------------------------------------------------------------+
|Name : Edmund Nigel Gall Tel: (868) 636 3153 |
|Title : Information Systems Specialist Fax: (868) 679 3770 |
|Company: Process Plant Services Limited |
|Address: Atlantic Avenue, Point Lisas Industrial Estate |
| Point Lisas, Couva, Trinidad & Tobago, W.I. |
+----- mailto:nigelg_at_ppsl.com ------ http://www.ppsl.com -----+
Received on Wed Sep 09 1998 - 20:45:42 NZST

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