Re: Keyboard not responding

From: John Hodges (j.d.hodges_at_sympatico.ca)
Date: 09/24/04

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    Date: Thu, 23 Sep 2004 19:08:35 -0400
To: For users of Fedora Core releases <fedora-list@redhat.com>

    James Wilkinson wrote:
    > John Hodges wrote:
    >
    >>I've just started using Linux in the last week or so. I got FC2 up and
    >>running without any problems, uptime of about 5 days or so, then I get
    >>home from work and my keyboard is not responding. My first instinct was
    >>to reboot
    >
    >
    > Kenneth Porter replied:
    >
    >>How are you rebooting? If from a shell over the network, are there any
    >>messages in the log files (eg. /var/log/messages) that might suggest
    >>something failing?
    >
    >
    > John posted:
    >
    >>I logged out of GNOME using GUI interface, since mouse worked and
    >>keyboard didn't. Rebooted the machine from GUI login screen for same reason.
    >>
    >>/var/log/messages contains the following entries
    >>
    >>Sep 21 19:49:24 localhost kernel: APIC error on CPU1: 00(60)
    >>Sep 21 19:49:24 localhost kernel: APIC error on CPU1: 60(60)
    >>Sep 21 20:13:57 localhost kernel: APIC error on CPU1: 60(60)
    >>Sep 21 20:20:40 localhost kernel: APIC error on CPU1: 60(60)
    >>Sep 21 20:23:53 localhost kernel: APIC error on CPU1: 60(60)
    >>Sep 21 22:00:37 localhost kernel: APIC error on CPU1: 60(60)
    >>Sep 22 04:02:03 localhost logrotate: ALERT exited abnormally with [1]
    >
    >
    > Try adding " noapic" to the end of the kernel line in
    > /boot/grub/grub.conf
    >
    > Are your mouse and keyboard PS/2 or USB?

    PS/2 both

    > What does /proc/interrupts show? (It would be interesting to see a
    > "before and after" for the noapic change.

    Before:
                 CPU0 CPU1
        0: 226311 190074 IO-APIC-edge timer
        1: 149 438 IO-APIC-edge i8042
        2: 0 0 XT-PIC cascade
        8: 1 0 IO-APIC-edge rtc
        9: 0 0 IO-APIC-level acpi
       12: 4934 5240 IO-APIC-edge i8042
       14: 9894 2502 IO-APIC-edge ide0
       15: 1160 126 IO-APIC-edge ide1
    169: 0 0 IO-APIC-level uhci_hcd
    177: 0 0 IO-APIC-level Intel ICH5
    185: 12927 11089 IO-APIC-level uhci_hcd, uhci_hcd,
    radeon@PCI:1:0:0
    193: 0 0 IO-APIC-level uhci_hcd
    201: 60 0 IO-APIC-level ehci_hcd, eth0
    209: 12918 13859 IO-APIC-level CS46XX
    225: 0 0 IO-APIC-level SysKonnect SK-98xx
    NMI: 0 0
    LOC: 416281 416194
    ERR: 0
    MIS: 0

    After:

                CPU0 CPU1
       0: 118186 0 XT-PIC timer
       1: 119 0 XT-PIC i8042
       2: 0 0 XT-PIC cascade
       5: 2571 0 XT-PIC uhci_hcd, uhci_hcd, CS46XX
       8: 1 0 XT-PIC rtc
       9: 0 0 XT-PIC acpi
      10: 6104 0 XT-PIC uhci_hcd, uhci_hcd,
    radeon@PCI:1:0:0
      11: 7 0 XT-PIC ehci_hcd, SysKonnect
    SK-98xx, eth0
      12: 3566 0 XT-PIC i8042
      14: 9236 0 XT-PIC ide0
      15: 947 0 XT-PIC ide1
    NMI: 0 0
    LOC: 118089 118174
    ERR: 0
    MIS: 0 

    -- 
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