Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263712AbUCXOE6 (ORCPT ); Wed, 24 Mar 2004 09:04:58 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263717AbUCXOE6 (ORCPT ); Wed, 24 Mar 2004 09:04:58 -0500 Received: from auemail1.lucent.com ([192.11.223.161]:44428 "EHLO auemail1.firewall.lucent.com") by vger.kernel.org with ESMTP id S263712AbUCXOEv (ORCPT ); Wed, 24 Mar 2004 09:04:51 -0500 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <16481.38232.821416.157613@gargle.gargle.HOWL> Date: Wed, 24 Mar 2004 09:04:08 -0500 From: "John Stoffel" To: "Miquel van Smoorenburg" Cc: linux-kernel@vger.kernel.org Subject: Re: arch/i386/Kconfig: CONFIG_IRQBALANCE Description In-Reply-To: References: <1079996577.6595.19.camel@bach> <16480.28882.388997.71072@gargle.gargle.HOWL> X-Mailer: VM 7.14 under Emacs 20.6.1 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2248 Lines: 70 >>>>> "Miquel" == Miquel van Smoorenburg writes: Miquel> In article <16480.28882.388997.71072@gargle.gargle.HOWL>, Miquel> John Stoffel wrote: >> >> And hey, under 2.6.5-rc2-mm1, it doens't seem to do anything: >> >> > zcat /proc/config.gz | grep IRQ >> CONFIG_IRQBALANCE=y >> CONFIG_IDEPCI_SHARE_IRQ=y >> >> > cat /proc/interrupts >> CPU0 CPU1 >> 0: 46272316 487 IO-APIC-edge timer >> 1: 376 0 IO-APIC-edge i8042 >> 16: 46770 3 IO-APIC-level ide2, ide3, ehci_hcd >> 17: 307832 1 IO-APIC-level eth0 >> 18: 118258 1 IO-APIC-level aic7xxx, aic7xxx, ohci_hcd >> LOC: 46279245 46279281 Miquel> Is that real SMP, or hyperthreading? If it's hyperthreading, Miquel> then it makes sense that the IRQs are not balanced. It's dual Xeon PIII 550mhz, in a Dell Precision 610MT workstation. Intel GX chipset. None of that fancy HT stuff here! > cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 7 model name : Pentium III (Katmai) stepping : 3 cpu MHz : 547.343 cache size : 512 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 mmx fxsr sse bogomips : 1077.24 processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 7 model name : Pentium III (Katmai) stepping : 3 cpu MHz : 547.343 cache size : 512 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 mmx fxsr sse bogomips : 1093.63 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/