Date: Mon, 27 Mar 2006 18:18:50 +0200 From: Borja Marcos <BORJAMAR@SARENET.ES> To: "Michael W. Lucas" <mwlucas@blackhelicopters.org> Cc: hackers@freebsd.org Subject: Re: syslogd not draining Message-ID: <20F3E06D-5727-4531-A81B-DF64765D1564@SARENET.ES> In-Reply-To: <20060327160130.GA57689@bewilderbeast.blackhelicopters.org> References: <20060327160130.GA57689@bewilderbeast.blackhelicopters.org>
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> I've got a machine running syslogd, DNS, DHCP, flow-capture, and other > assorted UDP-loving programs. Occasionally, they all stop working. > The machine has been up for a couple of hours now, and I see: > > ns1/etc;netstat -s | grep full > Warning: sysctl(net.inet6.ip6.rip6stats): No such file or directory > 122066 dropped due to full socket buffers > ns1/etc; > > I've doubled kern.ipc.maxsockbuf a couple of times now, and yet it > still happens. > > After some help from questions@, I'm pretty sure that the culprit is > syslogd. > > udp4 0 0 *.67 *.* > udp4 43414 0 *.514 *.* > udp4 0 0 *.49661 *.* Are you using a serial console? I had similar problems in the past due to the serial port flow control. Borja.
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