Messages in this thread | | | Date | Wed, 24 Mar 2004 09:04:08 -0500 | From | "John Stoffel" <> | Subject | Re: arch/i386/Kconfig: CONFIG_IRQBALANCE Description |
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>>>>> "Miquel" == Miquel van Smoorenburg <miquels@cistron.nl> writes:
Miquel> In article <16480.28882.388997.71072@gargle.gargle.HOWL>, Miquel> John Stoffel <stoffel@lucent.com> 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
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