From owner-freebsd-questions@FreeBSD.ORG Tue Jul 23 10:57:11 2013 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id D7581285 for ; Tue, 23 Jul 2013 10:57:11 +0000 (UTC) (envelope-from kpielorz_lst@tdx.co.uk) Received: from mail.tdx.com (mail.tdx.com [62.13.128.18]) by mx1.freebsd.org (Postfix) with ESMTP id A584B2766 for ; Tue, 23 Jul 2013 10:57:11 +0000 (UTC) Received: from Mail-PC.tdx.co.uk (storm.tdx.co.uk [62.13.130.251]) (authenticated bits=0) by mail.tdx.com (8.14.3/8.14.3/) with ESMTP id r6NAqQQu099222 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Tue, 23 Jul 2013 11:52:27 +0100 (BST) Date: Tue, 23 Jul 2013 11:52:28 +0100 From: Karl Pielorz To: freebsd-questions@freebsd.org Subject: net-snmp - Crazy figures for swap & interrupts? Message-ID: <424298C7194F9D4BE2913975@Mail-PC.tdx.co.uk> X-Mailer: Mulberry/4.0.8 (Win32) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 23 Jul 2013 10:57:11 -0000 Hi, We've got a number of 9.x machines - just setup a new 9.1-RELEASE-p4 amd64 system, put net-snmp on it (net-snmp-5.7.2_3) - and we're getting 'weird' results for some stats, e.g. UCD-SNMP-MIB::ssSysInterrupts.0 = INTEGER: 1145324516 interrupts/s UCD-SNMP-MIB::ssSwapIn.0 = INTEGER: 1145324612 kB UCD-SNMP-MIB::ssSwapOut.0 = INTEGER: 1145324593 kB That's an insane number of interrupts/second (systat shows 200-300 total) - also ssSwapIn.0 is 'The average amount of memory swapped out to disk, calculated over the last minute.'. The machine isn't swapping - and had 784k swapped out (according to Top) - it's lightly loaded (LA 0.02) w/3Gb memory 'free' and 3Gb inactive. Any idea where net-snmp is getting those figures from, or why? - Or better - how to fix? Thanks, -Karl