On systems for which libgtop is available, you could use GTop (or more specifically GTop::Mem). This excludes Windows, though, I think... (but I'm not entirely sure).

Update: Oops, didn't read your question carefully enough... (early in the morning!). Just ignore.

In reply to Re: How much memory am I using? by almut
in thread How much memory am I using? by mildside

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