The latest articles on DEV Community by Coding Hindi (@codinghindi). https://dev.to/codinghindi https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F864115%2F0e89f6d1-7516-43a6-9a30-48416712f4ef.png https://dev.to/codinghindi en Coding Hindi Sat, 06 Aug 2022 16:54:07 +0000 https://dev.to/codinghindi/zombie-process-in-operating-systems-74o https://dev.to/codinghindi/zombie-process-in-operating-systems-74o <h2> Zombie process in Operating Systems </h2> <p>When a Parent process creates child process, at the time of termination it calls a system call wait();</p> <p>If a parent process terminates itself without calling wait();<br> This means the OS deallocated the resources to the child process but it's entry in the process table remains.<br> So, this is a <strong>Orphan process</strong> and it's called <strong>Zombie process</strong>.</p> <p><a href="https://codinghindi.in/how-does-https-work/">How does HTTPS work?</a></p> <h2> Solution of Zombie Process </h2> <p>Linux &amp; UNIX OS address this process by assigning the <em>init</em> process as new parent to the child process.<br> And this invokes wait(); for it.<br> The entry table releases the entry of that zombie process.</p> <p><strong>Init</strong> - root process in UNIX &amp; Linux hierarchy</p> <p><a href="https://codinghindi.in/what-is-operating-system-and-its-5-structures/">What is Operating System and its 5 Structures?</a></p> webdev beginners computerscience operatingsystem