Process id 0


 
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# 1  
Old 07-28-2015
Process id 0

Hi,

what is process id 0, I surfed net it updated its for swapping but I think process kswapd taking care of swapping.

But stil,l why few updated it is for swapper, it would be better if you explain in laymen I am not expert in linux just newbie
# 2  
Old 08-02-2015
Under most Unixes, PID 0 is used to indicate "no process" or the kernel. It's most commonly seen in the parent process column when a process has no known parent.
 
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