From owner-freebsd-questions Thu Mar 7 10:37:04 1996 Return-Path: owner-questions Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id KAA28679 for questions-outgoing; Thu, 7 Mar 1996 10:37:04 -0800 (PST) Received: from halloran-eldar.lcs.mit.edu (halloran-eldar.lcs.mit.edu [18.26.0.159]) by freefall.freebsd.org (8.7.3/8.7.3) with SMTP id KAA28670 for ; Thu, 7 Mar 1996 10:37:00 -0800 (PST) Received: by halloran-eldar.lcs.mit.edu; (5.65/1.1.8.2/19Aug95-0530PM) id AA06351; Thu, 7 Mar 1996 13:36:09 -0500 Date: Thu, 7 Mar 1996 13:36:09 -0500 From: "Garrett A. Wollman" Message-Id: <9603071836.AA06351@halloran-eldar.lcs.mit.edu> To: Craig Shrimpton Cc: questions@FreeBSD.ORG Subject: Can someone tell me what this kernel message means? In-Reply-To: References: Sender: owner-questions@FreeBSD.ORG Precedence: bulk < said: > Greetings, > I'm getting this message with increasing frequency. Can anyone tell me > what it means/ > /kernel: in_rtgtimo: adjusted rtq_reallyold to xxx > The 'xxx' is a number usually between 200 to 2000. It is a number that starts at .75*(3600 s) and goes down by 25% every ten minutes until there are either less than 128 unreferenced entries in the per-host cache, or the value gets down to 10 s. You need to think about how many different systems regularly start TCP connections to your machine and what sort of performance-memory tradeoff you want to make, and adjust these MIB variables accordingly: net.inet.ip.rtexpire: 3600 net.inet.ip.rtminexpire: 10 net.inet.ip.rtmaxcache: 128 -GAWollman -- Garrett A. Wollman | Shashish is simple, it's discreet, it's brief. ... wollman@lcs.mit.edu | Shashish is the bonding of hearts in spite of distance. Opinions not those of| It is a bond more powerful than absence. We like people MIT, LCS, ANA, or NSA| who like Shashish. - Claude McKenzie + Florent Vollant