From owner-freebsd-hackers@FreeBSD.ORG Tue Sep 17 18:11:10 2013 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 5EDDD3B1 for ; Tue, 17 Sep 2013 18:11:10 +0000 (UTC) (envelope-from dan@dan.emsphone.com) Received: from email2.allantgroup.com (email2.emsphone.com [199.67.51.116]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 0B9EE280D for ; Tue, 17 Sep 2013 18:11:09 +0000 (UTC) Received: from dan.emsphone.com (dan.emsphone.com [172.17.17.101]) by email2.allantgroup.com (8.14.5/8.14.5) with ESMTP id r8HIB1jY079705 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 17 Sep 2013 13:11:01 -0500 (CDT) (envelope-from dan@dan.emsphone.com) Received: from dan.emsphone.com (smmsp@localhost [127.0.0.1]) by dan.emsphone.com (8.14.7/8.14.6) with ESMTP id r8HIB19Q099967 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 17 Sep 2013 13:11:01 -0500 (CDT) (envelope-from dan@dan.emsphone.com) Received: (from dan@localhost) by dan.emsphone.com (8.14.7/8.14.7/Submit) id r8HIB1ZY099966; Tue, 17 Sep 2013 13:11:01 -0500 (CDT) (envelope-from dan) Date: Tue, 17 Sep 2013 13:11:01 -0500 From: Dan Nelson To: Mark Saad Subject: Re: FreeBSD SNMP OID Question Message-ID: <20130917181101.GB97298@dan.emsphone.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-OS: FreeBSD 9.1-STABLE User-Agent: Mutt/1.5.21 (2010-09-15) X-Virus-Scanned: clamav-milter 0.97.8 at email2.allantgroup.com X-Virus-Status: Clean X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.7 (email2.allantgroup.com [172.17.19.78]); Tue, 17 Sep 2013 13:11:01 -0500 (CDT) X-Spam-Status: No, score=-3.9 required=5.0 tests=ALL_TRUSTED,BAYES_00, RP_MATCHES_RCVD autolearn=ham version=3.3.2 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on email2.allantgroup.com X-Scanned-By: MIMEDefang 2.73 Cc: "freebsd-hackers@freebsd.org" X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 17 Sep 2013 18:11:10 -0000 In the last episode (Sep 17), Mark Saad said: > Can someone shed some light on a OID mystery I have. I am using cacti > to trend some snmp data off a bunch of FreeBSD servers. > > I noticed someone added a graph to a cluster for UCDavis - ssRawSwapIn / > UCDavis - ssRawSwapOut . The OIDs are .1.3.6.1.4.1.2021.11.62 / > .1.3.6.1.4.1.2021.11.63 Their description is Number of blocks swapped > in / Number of blocks swapped out . > # snmpwalk -c MyPassword -v2c -Of server00 .1.3.6.1.4.1.2021.11.62.0 > .iso.org.dod.internet.private. > enterprises.ucdavis.systemStats.ssRawSwapIn.0 > = Counter32: 3588 That's a counter, so it's reporting the total number of pageins since boot (or since snmp started, depending on the particular value you're fetching). Cacti should be able to poll that OID and graph the difference over time to show pageins/sec. -- Dan Nelson dnelson@allantgroup.com