Date: Sat, 15 May 1999 17:41:14 +0930 From: Greg Lehey <grog@lemis.com> To: Stanley.Hopcroft@ipaustralia.gov.au Cc: freebsd-questions@FreeBSD.ORG Subject: Re: CANNOT FORK from DeleGate 5.9.1 + FreeBSD 2.2.8-STABLE + P166 + Squid Message-ID: <19990515174114.U89091@freebie.lemis.com> In-Reply-To: <4A256772.002BE71C.00@noteshub01.aipo.gov.au>; from Stanley.Hopcroft@ipaustralia.gov.au on Sat, May 15, 1999 at 05:57:09PM %2B1000 References: <4A256772.002BE71C.00@noteshub01.aipo.gov.au>
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On Saturday, 15 May 1999 at 17:57:09 +1000, Stanley.Hopcroft@ipaustralia.gov.au wrote: > Dear Ladies and Gentlemen, > > My employer is having trouble with DeleGate 5.9.1 (http://www.delegate.org. > Using it with SSLeay to accept SSL) on a FreeBSD 2.2.8-STABLE machine. > > DeleGate trys to fork a copy of itself to handle each connection but it reports > - persistently despite a 10 second sleep before retrying - fork failures. > > The host is a P166 with 128 MB RAM and 256 MB swap. It runs Apache and Squid > 1.1.20. > > When the problem was occurring, top reported > > . no more than 30 MB of swap being used and no pageing out > . no less than 80% of idle CPU time > > Also there were no obvious kernel distress calls. > > Temporarily stopping Squid did pacify DeleGate. > > Is it normal behaviour for fork to fail on what seems no more than a lightly > loaded host? Yes. In order to protect itself, the system limits the number of processes any one user can start. In 2.2.8 it was 32. > DeleGate runs as "nobody". Shoud I up the limits for nobody in > /etc/login.conf ? Yes, that's one possibility. Another might be to give it a special user and set his limits accordingly. You should also check the squid user. Greg -- See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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