Date: Tue, 5 Apr 2005 10:31:35 -0400 From: John Baldwin <jhb@FreeBSD.org> To: freebsd-current@FreeBSD.org Cc: Mike Tancsa <mike@sentex.net> Subject: Re: Interrupt storm Message-ID: <200504051031.35653.jhb@FreeBSD.org> In-Reply-To: <6.2.1.2.0.20050329134118.0534f090@64.7.153.2> References: <b37cb097050329102222136cd9@mail.gmail.com> <200503291335.33385.jkim@niksun.com> <6.2.1.2.0.20050329134118.0534f090@64.7.153.2>
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On Tuesday 29 March 2005 01:56 pm, Mike Tancsa wrote: > At 01:35 PM 29/03/2005, Jung-uk Kim wrote: > >On Tuesday 29 March 2005 01:22 pm, Dan Cojocar wrote: > > > Hello all, > > > > > > I noticed the following interrupt storm in my dmesg: > > > >Try this: > > > >http://docs.freebsd.org/cgi/mid.cgi?200503161154.04555.jkim > > > >Jung-uk Kim > > Odd timing, as I came across a different Interrupt storm issue on a box > that we just migrated to RELENG_5. The machine has a 3ware card in it, so > we had the IDE controllers disabled in the BIOS. However, on bootup > > Mar 29 12:45:26 new-dw2 kernel: Interrupt storm detected on "irq14: ata0"; > throttling interrupt source > > We rebooted to the BIOS, enabled the IDE controllers, and all was happy > again. > > With it "disabled" in the BIOS, it shows up as an ISA device ? Here is the > before and after. > > > Mar 29 12:45:26 new-dw2 kernel: ata0 at port 0x3f6,0x1f0-0x1f7 irq 14 on > isa0 Mar 29 12:45:26 new-dw2 kernel: ata1 at port 0x376,0x170-0x177 irq 15 > on isa0 Mar 29 12:45:26 new-dw2 kernel: Interrupt storm detected on "irq14: > ata0"; throttling interrupt source > > > Mar 29 12:53:29 new-dw2 kernel: atapci0: <Intel ICH4 UDMA100 controller> > port 0xf000-0xf00f,0x376,0x170-0x177,0x3f6,0x1f0-0x1f7 at device 31.1 on > pci0 Mar 29 12:53:29 new-dw2 kernel: ata0: channel #0 on atapci0 > Mar 29 12:53:29 new-dw2 kernel: ata1: channel #1 on atapci0 Try disabling it in the BIOS again and removing the hints for ata0 and ata1 from /boot/device.hints. -- John Baldwin <jhb@FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org
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