Date: Thu, 28 Dec 2006 23:49:36 +0800 From: LI Xin <delphij@delphij.net> To: Ken Smith <kensmith@cse.Buffalo.EDU> Cc: peter@holm.cc, Thomas Herrlin <junics-fbsdstable@atlantis.maniacs.se>, freebsd-stable@freebsd.org Subject: Re: FreeBSD 6.2-RC2 Available - networking zoneli freeze problem still exist. Message-ID: <4593E790.8080509@delphij.net> In-Reply-To: <1167320870.52842.20.camel@opus.cse.buffalo.edu> References: <1167247246.96863.23.camel@opus.cse.buffalo.edu> <4593DC34.2030308@atlantis.maniacs.se> <1167320870.52842.20.camel@opus.cse.buffalo.edu>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig408A6ED98CFFFF6740DA43D3 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable 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 i= s >> no way to recover from it. (think frozen sshd and a very remote/headle= ss >> 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 a= ny >> sbsize limits in /etc/login.conf. >> I just made a vm disk image with replication instructions, however Pet= er >> Holm have replicated it with his own tools so i have not bothered with= >> it until now.=20 >=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. Perhaps we should mention some known workarounds in the errata documentation. E.g. raising nmbclusters limit, etc.? Cheers, --=20 Xin LI <delphij@delphij.net> http://www.delphij.net/ FreeBSD - The Power to Serve! --------------enig408A6ED98CFFFF6740DA43D3 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (Darwin) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFFk+eQOfuToMruuMARA+kbAJ4jL2DS/3aWTRAvvHcqbiuL5RKpXQCeIy5O XyDDXKRi7RwK5+gPeMCo1jY= =m4Yj -----END PGP SIGNATURE----- --------------enig408A6ED98CFFFF6740DA43D3--
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