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Description of problem:
Customer are seeing a HUGE avgqu-sz number in  'iostat -x 5' and %util
of 100%, even when the system isn't doing anything. 
 
This seems to happen on every box that I've seen running RHEL. 
 
avg-cpu:  %user   %nice    %sys   %idle 
           0.00    0.00    0.00  100.00 
 
Device:    rrqm/s wrqm/s   r/s   w/s  rsec/s  wsec/s    rkB/s    wkB/s
avgrq-sz avgqu-sz    
await  svctm  %util 
 
/dev/hde     0.00   0.00  0.00  0.00    0.00    0.00     0.00     0.00
    0.00 8589804.59    0.00    
0.00 100.00 
/dev/hde1    0.00   0.00  0.00  0.00    0.00    0.00     0.00     0.00
    0.00     0.00    0.00   0.00    
0.00 
/dev/hde2    0.00   0.00  0.00  0.00    0.00    0.00     0.00     0.00
    0.00     0.00    0.00   0.00    
0.00 
/dev/hda     0.00   0.00  0.00  0.00    0.00    0.00     0.00     0.00
    0.00 42308.50    0.00    
0.00 100.00 

Version-Release number of selected component (if applicable):


How reproducible:
Always

Steps to Reproduce:
1.run the command iostat -x
2.
3.
    

Actual Results:  iostat -x is seeing a HUGE avgqu-sz number in 
'iostat -x 5' and %util of 100%, even when the system isn't doing
anything. 

Expected Results:  iostat should detect the right information

Additional info: