Quote:
Originally Posted by robbak
That swap may simply be pages of memory that are cached in swap - The data is both in swap and in physical RAM, so the space is there if the system needs it, and the data is there if the process needs it. Best of both worlds.
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That's true, and I had not considered that. But then why it is not released when the underlying processes are terminated? There is no need for those pages any longer, and one would think that the page file would release its contents.
This is on FreeBSD 6.3, FWIW.