From owner-freebsd-net@FreeBSD.ORG Tue Jun 5 16:02:07 2012 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 90B711065673; Tue, 5 Jun 2012 16:02:07 +0000 (UTC) (envelope-from jeffrey.e.pieper@intel.com) Received: from mga03.intel.com (mga03.intel.com [143.182.124.21]) by mx1.freebsd.org (Postfix) with ESMTP id 304368FC1C; Tue, 5 Jun 2012 16:02:07 +0000 (UTC) Received: from azsmga002.ch.intel.com ([10.2.17.35]) by azsmga101.ch.intel.com with ESMTP; 05 Jun 2012 09:01:33 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.71,315,1320652800"; d="scan'208";a="108104459" Received: from orsmsx606.amr.corp.intel.com ([10.22.226.128]) by AZSMGA002.ch.intel.com with ESMTP; 05 Jun 2012 09:01:20 -0700 Received: from orsmsx151.amr.corp.intel.com (10.22.226.38) by orsmsx606.amr.corp.intel.com (10.22.226.128) with Microsoft SMTP Server (TLS) id 8.2.255.0; Tue, 5 Jun 2012 09:01:11 -0700 Received: from orsmsx101.amr.corp.intel.com ([169.254.8.60]) by ORSMSX151.amr.corp.intel.com ([169.254.7.30]) with mapi id 14.01.0355.002; Tue, 5 Jun 2012 09:01:05 -0700 From: "Pieper, Jeffrey E" To: Adrian Chadd , "Bjoern A. Zeeb" Thread-Topic: ixgbe(4) intr and pps problems in at least HEAD Thread-Index: AQHNQas+ivzcS7Np9UCDpcZyYPkI8JbpWseAgAKItrA= Date: Tue, 5 Jun 2012 16:01:04 +0000 Message-ID: <2A35EA60C3C77D438915767F458D6568481B1E3C@ORSMSX101.amr.corp.intel.com> References: <90B0A065-634A-47F5-A8B9-3D093865F48A@lists.zabbadoz.net> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.22.254.139] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Cc: Jack F Vogel , FreeBSD Networking Mailing List Subject: RE: ixgbe(4) intr and pps problems in at least HEAD X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 05 Jun 2012 16:02:07 -0000 -----Original Message----- From: owner-freebsd-net@freebsd.org [mailto:owner-freebsd-net@freebsd.org] = On Behalf Of Adrian Chadd Sent: Sunday, June 03, 2012 11:12 AM To: Bjoern A. Zeeb Cc: Jack F Vogel; FreeBSD Networking Mailing List Subject: Re: ixgbe(4) intr and pps problems in at least HEAD On 3 June 2012 10:05, Bjoern A. Zeeb wrote= : > Hey Jack or anyone on net@, > > having updated my sources of HEAD from Dec/Mar to something of last week > I get a lot of: > > interrupt storm detected on "irq262:"; throttling interrupt source > > That to me almost sounds like no interrupt mitigation or just an > unserviced isr bit. > > Can you go grovelling through the interrupt handler and see what bits > are/aren't being handled? > > > Adrian The README should probably be updated. I noticed this awhile back, and Jack= said just to disable it by setting hw.intr_storm_threshold =3D 0. Doing th= is doesn't seem to affect performance in any way that I've found, and it ge= ts rid of the annoying spam :) Jeff _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"