Re: Mac OS X: system shutdown prevents checkpoint

;;; From: sugita@sra.co.jp                                                        
;;; Date: Tue, 16 Jul 2002 10:22:14 +0900 (JST)                                   
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;;; ;;; However, that doesn't explain our OS X problem.  I added some debug           
;;; ;;; printouts, and can now report positively that (a) the fork() call             
;;; ;;; returns normally in the parent process, providing an apparently-correct       
;;; ;;; child PID value; but (b) the fork never returns in the child.  It             
;;; ;;; doesn't ever get as far as trying to enable SIGTERM.                          
;;; &                                                                                 
;;; ;;; Is it possible that something in the child's fork() processing will wait      
;;; ;;; around for a response from a service that's already died?  Why is fork()      
;;; ;;; dependent on any outside service whatever --- isn't that a certain            
;;; ;;; recipe for system failures?                                                   
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;;; I asked Apple this issue. This is a bug of Mac OS X. The problem is registered    
;;; to their bug database for the appropriate eingineers for investigation.           

This problem is fixed for Mac OS X 10.2.


Kenji Sugita