swap

From	Ivan Shmakov <oneingray@gmail.com>
Newsgroups	alt.os.development, comp.os.linux.misc, alt.os.linux
Subject	swap
Followup-To	alt.os.development
Date	2013-05-18 08:48 +0000
Organization	Aioe.org NNTP Server
Message-ID	<87vc6ghdwa.fsf_-_@violet.siamics.net> (permalink)
References	<48f22b25-834e-44d0-9f28-d898f4c3ae77@q8g2000vbl.googlegroups.com> <kn5ncj$cil$1@newsreader2.utanet.at>

Cross-posted to 3 groups.

Followups directed to: alt.os.development

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>>>>> wolfgang kern <nowhere@never.at> writes:

	[Cross-posting to news:comp.os.linux.misc, news:alt.os.linux,
	but leaving the Followup-To: set to news:alt.os.development.]

[...]

 > About split partitions and extra files (loonix SWAP, windoze
 > pagefile): I never understood the reason for copying data on disk
 > onto disk when not enough RAM is available.  We always can read from
 > origin, so why make a copy of it to fill another place on disk ?
 > (total nonsense IMW).

	One cannot read the process' working data off disk, because it
	isn't there.  (Unless it was swapped, that is.)

	OTOH, the executables, the shared libraries, and the mmap-ed
	files are, to the best of my knowledge, /not/ swapped.  As long
	as a decent (as in: Linux) virtual memory system is considered.

[...]

-- 
FSF associate member #7257

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swap Ivan Shmakov <oneingray@gmail.com> - 2013-05-18 08:48 +0000

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