Re: dealing with interupt storms .....

Okay, well then why does top(1) display 85% CPU time dealing with interrupts ?

 - aW

	0n Fri, Nov 12, 2004 at 10:46:10AM +0100, Gary Jennejohn wrote: 

	
	"Wilkinson, Alex" writes:
	> Hi all,
	> 
	> How does one stop an interrupt storm in RELENG_5 ?
	> 
	> >From top(1)
	> 
	> CPU states: 10.9% user,  0.0% nice,  3.9% system, 85.3% interrupt,  0.0% idle
	> 
	> >From vmstat(1)
	> 
	>                                  total          rate
	>                                  -----          ----
	> irq18: uhci2 bt0++               9187313        426
	> 
	> 
	
	426 interrupts/sec isn't exactly a storm. I have 999/sec on my clock
	alone and see very low interrupt values in top. Is your top in step
	with your kernel?
	
	---
	Gary Jennejohn / garyj[at]jennejohn.org gj[at]freebsd.org garyj[at]denx.de
	
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