Date: Wed, 1 Dec 1999 17:05:49 -0500 From: Christopher Michaels <ChrisMic@clientlogic.com> To: 'Sheldon Hearn' <sheldonh@uunet.co.za>, mideyon <leoric@fastlane.net> Cc: freebsd-questions@FreeBSD.ORG Subject: RE: nmap question Message-ID: <6C37EE640B78D2118D2F00A0C90FCB4401105DDD@site2s1>
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As flakey as my memory is. I believe increasing maxusers resolved this problem for me when I had it. -Chris > -----Original Message----- > From: Sheldon Hearn [SMTP:sheldonh@uunet.co.za] > Sent: Monday, November 29, 1999 6:37 AM > To: mideyon > Cc: freebsd-questions@FreeBSD.ORG > Subject: Re: nmap question > > > > On Sat, 27 Nov 1999 00:50:53 CST, mideyon wrote: > > > sendto in send_tcp_raw: sendto(3, packet, 40, 0, x.x.x.x, 16) => No > > buffer space available > > Sleeping 15 seconds then retrying > > > > it keeps doing this > > What release of FreeBSD are you using? Try watching mbuf utilization > while you're running nmap, ideally in another xterm or on another > console. You can do this with: > > while true; do netstat -m ; sleep 1 ; done > > Once you have a screen's worth of data, watching the output should get > easier on the eyes. :-) > > Particularly, watch the "mbufs in use" ratio. If you notice it > approaching 100% utilization, you may want to consider running a kernel > compiled with a higher maxusers (or NMBCLUSTERS). > > I'm not sure that this has anything at all to do with our problem, but > it's worth a shot to try in the meantime while you're waiting for more > clueful responses. > > Ciao, > Sheldon. > > > 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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