From owner-freebsd-questions@FreeBSD.ORG Wed Jun 25 18:59:30 2008 Return-Path: Delivered-To: questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E471A106564A for ; Wed, 25 Jun 2008 18:59:29 +0000 (UTC) (envelope-from cristclark@comcast.net) Received: from QMTA07.westchester.pa.mail.comcast.net (qmta07.westchester.pa.mail.comcast.net [76.96.62.64]) by mx1.freebsd.org (Postfix) with ESMTP id 949088FC24 for ; Wed, 25 Jun 2008 18:59:29 +0000 (UTC) (envelope-from cristclark@comcast.net) Received: from OMTA14.westchester.pa.mail.comcast.net ([76.96.62.60]) by QMTA07.westchester.pa.mail.comcast.net with comcast id iEPy1Z01c1HzFnQ570MK00; Wed, 25 Jun 2008 18:43:28 +0000 Received: from goku.pumpky.net ([24.6.99.228]) by OMTA14.westchester.pa.mail.comcast.net with comcast id iJjR1Z00Q4vfKhC3aJjU2R; Wed, 25 Jun 2008 18:43:28 +0000 X-Authority-Analysis: v=1.0 c=1 a=UqFDV6-arxWjrP_QvIQA:9 a=awlr5F39vr7pEo5oGXEA:7 a=Fzs_seYTeKjj2Smv0NJRrwCKKB8A:4 a=CWfAmLVWKswA:10 Date: Wed, 25 Jun 2008 11:43:25 -0700 From: "Crist J. Clark" To: questions@freebsd.org Message-ID: <20080625184325.GA64148@goku.pumpky.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.17 (2007-11-01) Cc: Subject: interrupt storm detected X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: cjclark@alum.mit.edu List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 25 Jun 2008 18:59:30 -0000 I'm getting, interrupt storm detected on "irq10:"; throttling interrupt source interrupt storm detected on "irq10:"; throttling interrupt source interrupt storm detected on "irq10:"; throttling interrupt source Slowly filling up my console. I've seen previous threads about this from Googling, but no resolution or discussion of whether it is performance impacting or just an annoyance. So, is there a resolution? If not, is it going to impact performance or is it just an annoyance? I'm getting these on a Soekris net5501. IRQ 10 is owned by a ath(4) NIC, ath0: mem 0xa0010000-0xa001ffff irq 10 at device 14.0 on pci0 ath0: [ITHREAD] ath0: using obsoleted if_watchdog interface ath0: Ethernet address: 00:1d:6a:36:49:ca ath0: mac 7.9 phy 4.5 radio 5.6 The OS is, uname -a FreeBSD net5501.pumpky.net 7.0-STABLE FreeBSD 7.0-STABLE #3: Tue Jun 24 12:48:46 PDT 2008 cjc@net5501-dev:/home/cjc/obj/usr/src/sys/NET5501 i386 Here's the dmesg.boot (note the message about glxsb0 using IRQ 10 is bogus; I get the interrupt storm messages when that device is not built into the kernel), Copyright (c) 1992-2008 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD is a registered trademark of The FreeBSD Foundation. FreeBSD 7.0-STABLE #3: Tue Jun 24 12:48:46 PDT 2008 cjc@net5501-dev:/home/cjc/obj/usr/src/sys/NET5501 Timecounter "i8254" frequency 1193182 Hz quality 0 CPU: Geode(TM) Integrated Processor by AMD PCS (499.90-MHz 586-class CPU) Origin = "AuthenticAMD" Id = 0x5a2 Stepping = 2 Features=0x88a93d AMD Features=0xc0400000 real memory = 536870912 (512 MB) avail memory = 515977216 (492 MB) K6-family MTRR support enabled (2 registers) ath_hal: 0.9.20.3 (AR5210, AR5211, AR5212, RF5111, RF5112, RF2413, RF5413) cryptosoft0: on motherboard cpu0 on motherboard pcib0: pcibus 0 on motherboard pci0: on pcib0 Geode LX: Soekris net5501 comBIOS ver. 1.33b 20080501 Copyright (C) 2000-2008 MFGPT bar: f00100006200 glxsb0: mem 0xa0000000-0xa0003fff irq 10 at device 1.2 on pci0 glxsb0: [ITHREAD] vr0: port 0xe100-0xe1ff mem 0xa0004000-0xa00040ff irq 11 at device 6.0 on pci0 vr0: Quirks: 0x6 vr0: Revision: 0x96 miibus0: on vr0 ukphy0: PHY 1 on miibus0 ukphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto vr0: Ethernet address: 00:00:24:ca:91:b4 vr0: [ITHREAD] vr1: port 0xe200-0xe2ff mem 0xa0004100-0xa00041ff irq 5 at device 7.0 on pci0 vr1: Quirks: 0x6 vr1: Revision: 0x96 miibus1: on vr1 ukphy1: PHY 1 on miibus1 ukphy1: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto vr1: Ethernet address: 00:00:24:ca:91:b5 vr1: [ITHREAD] vr2: port 0xe300-0xe3ff mem 0xa0004200-0xa00042ff irq 9 at device 8.0 on pci0 vr2: Quirks: 0x6 vr2: Revision: 0x96 miibus2: on vr2 ukphy2: PHY 1 on miibus2 ukphy2: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto vr2: Ethernet address: 00:00:24:ca:91:b6 vr2: [ITHREAD] vr3: port 0xe400-0xe4ff mem 0xa0004300-0xa00043ff irq 12 at device 9.0 on pci0 vr3: Quirks: 0x6 vr3: Revision: 0x96 miibus3: on vr3 ukphy3: PHY 1 on miibus3 ukphy3: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto vr3: Ethernet address: 00:00:24:ca:91:b7 vr3: [ITHREAD] ath0: mem 0xa0010000-0xa001ffff irq 10 at device 14.0 on pci0 ath0: [ITHREAD] ath0: using obsoleted if_watchdog interface ath0: Ethernet address: 00:1d:6a:36:49:ca ath0: mac 7.9 phy 4.5 radio 5.6 isab0: at device 20.0 on pci0 isa0: on isab0 atapci0: port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xe000-0xe00f at device 20.2 on pci0 ata0: on atapci0 ata0: [ITHREAD] ata1: on atapci0 ata1: [ITHREAD] ohci0: mem 0xa0020000-0xa0020fff irq 15 at device 21.0 on pci0 ohci0: [GIANT-LOCKED] ohci0: [ITHREAD] usb0: OHCI version 1.0, legacy support usb0: on ohci0 usb0: USB revision 1.0 uhub0: on usb0 uhub0: 4 ports with 4 removable, self powered ehci0: mem 0xa0021000-0xa0021fff irq 15 at device 21.1 on pci0 ehci0: [GIANT-LOCKED] ehci0: [ITHREAD] usb1: EHCI version 1.0 usb1: companion controller, 4 ports each: usb0 usb1: on ehci0 usb1: USB revision 2.0 uhub1: on usb1 uhub1: 4 ports with 4 removable, self powered orm0: at iomem 0xc8000-0xd27ff pnpid ORM0000 on isa0 sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0 sio0: type 16550A, console sio0: [FILTER] sio1 at port 0x2f8-0x2ff irq 3 on isa0 sio1: type 16550A sio1: [FILTER] Timecounter "TSC" frequency 499904191 Hz quality 800 Timecounters tick every 1.000 msec IP Filter: v4.1.28 initialized. Default = pass all, Logging = enabled ad0: 3847MB at ata0-master WDMA2 GEOM_LABEL: Label for provider ad0s1 is msdosfs/KINGSTON. Trying to mount root from nfs:goku:/home/net5501 NFS ROOT: 192.168.64.70:/home/net5501 -- Crist J. Clark | cjclark@alum.mit.edu