Keyboard not responding

[John Hodges]

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 at 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 at 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