[Asterisk-Users] OT: Hardware Interrupts; Who is it?

[Rich Adamson]

> I've been trying to diagnose why my server has a constant idle time of 90%
> even when nothing is running.
> 
> After finally discovering what "hi" means in 'top' (it means hardware
> interrupts) I find that this percentage always averages around 7-10%.
> 
> How can I find out what is causing this constant load of interrupts?
> 
> I have a Dell 1850 3.0Ghz with on board RAID and 2GB RAM.
> 
> Anyone else experiencing this?

Do a ps ax |grep mpg and see if you have more then two mpg's running.
If you do, stop asterisk, kill all remaining mpg's, and restart asterisk.