Date: Sun, 13 May 2001 21:44:25 -0700 From: "Ted Mittelstaedt" <tedm@toybox.placo.com> To: "Dan Mahoney, System Admin" <danm@prime.gushi.org>, "Kris Kennaway" <kris@obsecurity.org> Cc: <questions@FreeBSD.ORG> Subject: RE: onitoring named Message-ID: <001901c0dc30$8da1b560$1401a8c0@tedm.placo.com> In-Reply-To: <Pine.BSF.4.21.0105121242530.39121-100000@prime.gushi.org>
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You might check into the system ram that the named process is using for it's cache. You may be overflowing an internal table or so. What are your MAXUSERS set to in the kernel and do you have any other kernel variables defined? Ted Mittelstaedt tedm@toybox.placo.com Author of: The FreeBSD Corporate Networker's Guide Book website: http://www.freebsd-corp-net-guide.com >-----Original Message----- >From: owner-freebsd-questions@FreeBSD.ORG >[mailto:owner-freebsd-questions@FreeBSD.ORG]On Behalf Of Dan Mahoney, >System Admin >Sent: Saturday, May 12, 2001 9:49 AM >To: Kris Kennaway >Cc: questions@FreeBSD.ORG >Subject: Re: onitoring named > > >On Fri, 11 May 2001, Kris Kennaway wrote: > >> On Sat, May 12, 2001 at 01:17:56AM -0400, Dan Mahoney, System >Admin wrote: >> > Hi all. I noticed recently that I've had a high occurence of >named dying >> > on various machines. What would I put in a crontab to restart >it only if >> > it's not running? I'm not sure how to format the if statement. > >Okay, on a freeBSD 3.2-Release server I found an implementation of NDC >that was written as a (buggy, but easily fixed) shell script. I have >installed this on my 4.2 boxen as "shndc", and run it from a crontab every >20 minutes. > >My nameservers are both very secure dedicated machines that, other than >webmin (boss's requirement) run nothing but DNS service. Occasionally I >see them die on signal 11, more often with no explanation at all. These >are the latest version, running in the most secure fashion I can get info >on. (chrooted as an unprivileged user, with quotas). Has anyone else had >problems with named dying? > >-Dan > >> >> Aren't you at all worried WHY they're dying? I bet you're running >> older versions than 8.2.3-RELEASE and you're suffering the effects of >> (attempted, possibly successful) root penetration. >> >> Kris >> > >-- > >I am now a lesbian. I don't like men, but thank you for writing. > >-Reply to my response to a personal ad, May 30th, 1998. > > >--------Dan Mahoney-------- >Techie, Sysadmin, WebGeek >Gushi on efnet/undernet IRC >ICQ: 13735144 AIM: LarpGM >Web: http://prime.gushi.org >finger danm@prime.gushi.org >for pgp public key and tel# >--------------------------- > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org >with "unsubscribe freebsd-questions" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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