From owner-freebsd-security Thu Sep 6 6:48: 1 2001 Delivered-To: freebsd-security@freebsd.org Received: from ns1.via-net-works.net.ar (ns1.via-net-works.net.ar [200.10.100.10]) by hub.freebsd.org (Postfix) with ESMTP id BBFF837B401 for ; Thu, 6 Sep 2001 06:47:55 -0700 (PDT) Received: (from fpscha@localhost) by ns1.via-net-works.net.ar (8.9.3/8.9.3) id KAA97368; Thu, 6 Sep 2001 10:45:47 -0300 (ART) X-Authentication-Warning: ns1.via-net-works.net.ar: fpscha set sender to fschapachnik@vianetworks.com.ar using -f Date: Thu, 6 Sep 2001 10:45:47 -0300 From: Fernando Schapachnik To: edwin chan Cc: freebsd-security@FreeBSD.ORG Subject: Re: when mail full /tmp partition, system cracked Message-ID: <20010906104547.C56598@ns1.via-net-works.net.ar> References: <015701c136d5$91352e00$9201a8c0@home.net> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit User-Agent: Mutt/1.2.5i In-Reply-To: <015701c136d5$91352e00$9201a8c0@home.net>; from slack@suntop-cn.com on Thu, Sep 06, 2001 at 09:12:16PM +0800 Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org En un mensaje anterior, edwin chan escribió: > we found the messages in log: > > Sep 5 21:00:33 www /kernel: swap_pager: out of swap space > Sep 5 21:00:33 www /kernel: swap_pager_getswapspace: failed What might have happened is that a the great amount of email forked a great amount of processes which in turn ate all available memory and swap. Your machine ran out of swap. Either increase it (look at the FAQ & handbook for instructions) or add more memory. Or impose resource limits (can do it via login.conf and/or sendmail.cf -MaxDaemonChildren, RefuseLA, etc.-). Regards. Fernando P. Schapachnik Planificación de red y tecnología VIA NET.WORKS ARGENTINA S.A. fschapachnik@vianetworks.com.ar Tel.: (54-11) 4323-3381 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message