Hi all, Hi this s hari..I was away for quite a long time... Can any1 clarify me on d below Q's? 1.we can make process to stop by signallin SIGSTOP to the process in context. 2.Similarly dere are processes which ll be sleepin. (Thou I dnt know how to make it sleep). The above 2 are definitely not d same.. I need d internal difference between dese 2.. And also i need to know how to wake up a sleepin process from d user level.. Thanks in advance Hari ===== Musically With Love , Hari Prashanth __________________________________ Do you Yahoo!? Send holiday email and support a worthy cause. Do good. http://celebrity.mail.yahoo.com -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/