Date: Mon, 19 Nov 2018 11:24:01 +0100 (CET) From: Wojciech Puchar <wojtek@puchar.net> To: RW <rwmaillists@googlemail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: 13-CURRENT: several GB swap being used despite plenty of free RAM Message-ID: <alpine.BSF.2.20.1811191123300.52689@puchar.net> In-Reply-To: <20181118193016.094cca9d@gumby.homeunix.com> References: <freebsd-hackers@freebsd.org> <F5ACF6D0-DBD7-416F-9AAC-7709771FE545@yahoo.com> <201811180154.wAI1smhg049214@slippy.cwsent.com> <CACc-My33oRg7eqjfDuEQU51inyydc66Hx%2B-DysqmdKyyMVVJsA@mail.gmail.com> <alpine.BSF.2.20.1811181752010.24142@puchar.net> <20181118193016.094cca9d@gumby.homeunix.com>
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> > The above settings are about process level swapping, i.e. the > deactivation of whole processes, they don't control swapping in the > sense of paging out to the swap device. > > By default process swapping is only used under extreme memory shortage, > setting vm.swap_idle_enabled=1 allows idle processes to be deactivated. > It's only really intended for some special cases like login servers, > which tend to have a lot of inactive shell and editor processes. > and my servers that have LOTS of httpd servers each for one webpage which are usually rarely visited. > Changing those setting wont reduce swap usage, they may increase > it. > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org" > >
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