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10-25-2001 01:18 PM
10-25-2001 01:18 PM
			
				
					
						
							wait channel
						
					
					
				
			
		
	
			
	
	
	
	
	
			
				
					
					
						HPUX 10.20 kernel
I do a ps -el and get the value from the "WCHAN" column. I would like to know if I can use this vlue to determine what event the associated process is waiting on. What can I do with that value. Can I find it in the kernel address space. Do I have to convert it to something else to be able to locate it in the kernel. Can I run adb /stand/vmunix /dev/kmem and reference it.
Thank you
Marc Bohnert
mbohnert@medplus.com
		
		
	
	
	
I do a ps -el and get the value from the "WCHAN" column. I would like to know if I can use this vlue to determine what event the associated process is waiting on. What can I do with that value. Can I find it in the kernel address space. Do I have to convert it to something else to be able to locate it in the kernel. Can I run adb /stand/vmunix /dev/kmem and reference it.
Thank you
Marc Bohnert
mbohnert@medplus.com
		2 REPLIES 2
	
	            
            
		
		
			
            
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10-25-2001 02:22 PM
10-25-2001 02:22 PM
			
				
					
						
							Re: wait channel
						
					
					
				
			
		
	
			
	
	
	
	
	
			
				
					
					
						The one that you see is nothing but a kernel address. I suppose you can get some information from it but I am afraid if you can be able to make anything out of it.
echo "thisaddress/D" |adb -k /stand/vmunix /dev/kmem
-Sri
		
		
	
	
	
echo "thisaddress/D" |adb -k /stand/vmunix /dev/kmem
-Sri
	You may be disappointed if you fail, but you are doomed if you don't try
			
			
				
			
			
			
			
			
			
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04-14-2004 09:19 PM
04-14-2004 09:19 PM
			
				
					
						
							Re: wait channel
						
					
					
				
			
		
	
			
	
	
	
	
	
			
				
					
					
						Dear, 
I just run some as below, but why always "not found"???
root:>echo "8857f46e/D" |adb -k /stand/vmunix /dev/kmem
8857F46E:
data address not found
root:>echo "ad7380/D" |adb -k /stand/vmunix /dev/kmem
symbol not found
root:>echo "ad73c0/D" |adb -k /stand/vmunix /dev/kmem
symbol not found
		
		
	
	
	
I just run some as below, but why always "not found"???
root:>echo "8857f46e/D" |adb -k /stand/vmunix /dev/kmem
8857F46E:
data address not found
root:>echo "ad7380/D" |adb -k /stand/vmunix /dev/kmem
symbol not found
root:>echo "ad73c0/D" |adb -k /stand/vmunix /dev/kmem
symbol not found
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