Date: Tue, 09 Jan 2007 07:57:02 -0800 From: "Bruce A. Mah" <bmah@freebsd.org> To: LI Xin <delphij@delphij.net> Cc: peter@holm.cc, Thomas Herrlin <junics-fbsdstable@atlantis.maniacs.se>, Ken Smith <kensmith@cse.Buffalo.EDU>, freebsd-stable@freebsd.org Subject: Re: FreeBSD 6.2-RC2 Available - networking zoneli freeze problem still exist. Message-ID: <45A3BB4E.3@freebsd.org> In-Reply-To: <4593E790.8080509@delphij.net> References: <1167247246.96863.23.camel@opus.cse.buffalo.edu> <4593DC34.2030308@atlantis.maniacs.se> <1167320870.52842.20.camel@opus.cse.buffalo.edu> <4593E790.8080509@delphij.net>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig410B3558015BA930F7E45312 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable If memory serves me right, LI Xin wrote: > Ken Smith wrote: >> On Thu, 2006-12-28 at 16:01 +0100, Thomas Herrlin wrote: >>> It still runs networking daemons into a frozen zoneli state on >>> heavy/(D)DOS network loads. Such processes cant be kill-9ed so there = is >>> no way to recover from it. (think frozen sshd and a very remote/headl= ess >>> server). >>> See the stress test panic called 'Ran out of "128 Bucket" >>> <http://people.FreeBSD.org/%7Epho/stress/log/cons210.html>' on the 6.= 2 >>> todo list and my own latest test here: >>> http://www.maniacs.se/~junics/temp/vmstat-z.txt >>> This test was on a new 6.2-RC2 install with no zone limit tweaks nor = any >>> sbsize limits in /etc/login.conf. >>> I just made a vm disk image with replication instructions, however Pe= ter >>> Holm have replicated it with his own tools so i have not bothered wit= h >>> it until now.=20 >> That problem is being worked on but won't be fixed for 6.2-REL. >> Depending on how complex the fix winds up being it may be an Errata >> candidate when the time comes. >=20 > Perhaps we should mention some known workarounds in the errata > documentation. E.g. raising nmbclusters limit, etc.? That's a good idea. Do you have more specifics (e.g. any particular nmbclusters value, other workarounds, etc.)? Thanks, Bruce. --------------enig410B3558015BA930F7E45312 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (Darwin) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFFo7tR2MoxcVugUsMRAtB3AJwJjObIhwSxgQ5hnEwLOkHm2D7fEQCg3Slz /7VwCyPk9aWozjxCgrBBzdU= =pK5V -----END PGP SIGNATURE----- --------------enig410B3558015BA930F7E45312--
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