Vanila 2.6.23pavel@toshka:~> uname -a
Linux toshka 2.6.23 #3 SMP PREEMPT Thu Oct 11 21:59:37 MSD 2007 x86_64 x86_64 x86_64 GNU/Linux
pavel@toshka:~> cat /proc/interrupts
CPU0 CPU1
0: 101550 0 IO-APIC-edge timer
1: 9 108 IO-APIC-edge i8042
8: 1 0 IO-APIC-edge rtc
9: 95 59 IO-APIC-fasteoi acpi
12: 132 0 IO-APIC-edge i8042
14: 2507 4513 IO-APIC-edge libata
15: 178 769 IO-APIC-edge libata
16: 1 4190 IO-APIC-fasteoi uhci_hcd:usb4, nvidia
18: 31 801 IO-APIC-fasteoi uhci_hcd:usb3, tifm_7xx1, sdhci:slot0
19: 0 0 IO-APIC-fasteoi uhci_hcd:usb2
20: 9 353 IO-APIC-fasteoi eth0
22: 627 0 IO-APIC-fasteoi HDA Intel
23: 60 0 IO-APIC-fasteoi uhci_hcd:usb1, ehci_hcd:usb5
NMI: 0 0
LOC: 101436 100914
ERR: 0
Vanila (2.6.23) + Ingo Monlar RT Patch (2.6.23-rt1)
pavel@toshka:~> uname -a
Linux toshka 2.6.23-rt1 #5 SMP PREEMPT RT Fri Oct 12 23:45:03 MSD 2007 x86_64 x86_64 x86_64 GNU/Linux
pavel@toshka:~> cat /proc/interrupts
CPU0 CPU1
0: 116 0 IO-APIC-edge timer
1: 45 0 IO-APIC-edge i8042
8: 1 0 IO-APIC-edge rtc
9: 223 0 IO-APIC-fasteoi acpi
12: 135 0 IO-APIC-edge i8042
14: 21295 0 IO-APIC-edge libata
15: 2069 0 IO-APIC-edge libata
16: 12560 1 IO-APIC-fasteoi uhci_hcd:usb5, nvidia
18: 3618 0 IO-APIC-fasteoi uhci_hcd:usb4, tifm_7xx1
19: 0 0 IO-APIC-fasteoi uhci_hcd:usb3
20: 1906 0 IO-APIC-fasteoi eth0
22: 836 0 IO-APIC-fasteoi HDA Intel
23: 31 0 IO-APIC-fasteoi ehci_hcd:usb1, uhci_hcd:usb2
NMI: 0 0
LOC: 109061 110664
ERR: 0
pavel@toshka:~> cat /proc/cpuinfo | grep "model name"
model name : Intel(R) Core(TM)2 CPU T7400 @ 2.16GHz
model name : Intel(R) Core(TM)2 CPU T7400 @ 2.16GHz
Какие мысли? Почему все прерывания на первом ядре кучкуются?
