Date: Sat, 20 Jan 2007 03:51:38 -0500 From: Kris Kennaway <kris@obsecurity.org> To: Zbigniew Szalbot <zbyszek@szalbot.homedns.org> Cc: freebsd-questions@freebsd.org Subject: Re: virtual memory management Message-ID: <20070120085137.GA5113@xor.obsecurity.org> In-Reply-To: <60303.192.168.11.7.1169280828.squirrel@lists.lc-words.com> References: <60131.192.168.11.7.1169279847.squirrel@lists.lc-words.com> <20070120080417.GA4365@xor.obsecurity.org> <60303.192.168.11.7.1169280828.squirrel@lists.lc-words.com>
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--h31gzZEtNLTqOjlF Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Jan 20, 2007 at 09:13:48AM +0100, Zbigniew Szalbot wrote: > Hello again, >=20 > >> The swap size usage grow so big probably because I started wget to > >> download an iso image and then WinSCP to grab it from the FBSD machine > >> to my laptop. When I started wget, the swap usage was around 19% and > >> had been like that for many days. > > > > That should not cause such a thing (wget does not try to fit the whole > > file in memory, so it won't be pushing stuff out to swap). Look at the > > process sizes in top to see what is using the swap space - something(s) > > that is still running is using that 482MB. >=20 > I do not see such a process: >=20 > PID USERNAME THR PRI NICE SIZE RES STATE TIME WCPU COMMAND > 21442 root 2 20 0 224M 26128K kserel 0:06 0.00% java > 896 mysql 16 20 0 70756K 14764K kserel 255:35 0.00% mysqld > 98693 bind 1 96 0 32812K 32172K select 0:22 0.00% dnscache > 5035 www 1 4 0 28372K 15660K accept 5:05 1.86% httpd > 5026 www 1 4 0 28240K 15104K accept 4:46 0.00% httpd > 5065 www 1 4 0 28128K 15196K accept 4:29 0.00% httpd > 5030 www 1 4 0 27892K 15144K accept 4:21 0.00% httpd > 5126 www 1 4 0 27784K 14864K accept 4:20 0.00% httpd > 5029 www 1 4 0 27760K 14644K accept 4:22 0.00% httpd > 5027 www 1 4 0 27740K 15140K accept 4:30 0.00% httpd > 5028 www 1 4 0 27516K 14812K accept 4:03 0.00% httpd > 95977 www 1 4 0 27216K 14532K accept 2:21 0.00% httpd > 703 root 1 96 0 16412K 2296K select 4:35 0.00% httpd > 91014 mailman 1 8 0 11492K 1600K nanslp 6:00 0.00% python > 91012 mailman 1 8 0 11024K 1560K nanslp 5:32 0.00% python > 91010 mailman 1 8 0 11008K 1568K nanslp 5:23 0.00% python > 91009 mailman 1 8 0 11008K 1552K nanslp 5:20 0.00% python I see lots of them; every one in that list is contributinig. If you add up all those process sizes you'll see where the space is going. Basically you are just overloading your system by trying to run too much at once. Reduce the load or add more RAM. Kris --h31gzZEtNLTqOjlF Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (FreeBSD) iD8DBQFFsdgZWry0BWjoQKURAp7pAJ48dOvL7N/Z1AG4izVjDnq4dTMs/wCfRIZ5 lXY3nOqxmhzzQCvXDDo9LsE= =pXPL -----END PGP SIGNATURE----- --h31gzZEtNLTqOjlF--
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