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Moving beyond fork() + exec()

🚀 Beyond Traditional Process Creation



The fork() and exec() system calls have long been the standard for creating new processes in Unix-like systems, but they come with limitations such as performance overhead and complexity in managing process relationships. Enter clone(), a system call that offers more flexibility by allowing the creation of processes that share resources, potentially improving performance and efficiency in certain applications.

8:05 pm, June 6, 2026

guid

https://news.ycombinator.com/item?id=48425528

source_url

https://lwn.net/SubscriberLink/1076018/16f01bbbb8e0d1f0/

author_name

jwilk

id: 3559
uid: vEiQx
insdate: 2026-06-06 20:05:34
title: Moving beyond fork() + exec()
additional:

🚀 Beyond Traditional Process Creation



The fork() and exec() system calls have long been the standard for creating new processes in Unix-like systems, but they come with limitations such as performance overhead and complexity in managing process relationships. Enter clone(), a system call that offers more flexibility by allowing the creation of processes that share resources, potentially improving performance and efficiency in certain applications.
category: Hacker News
md5:
guid: https://news.ycombinator.com/item?id=48425528
source_url: https://lwn.net/SubscriberLink/1076018/16f01bbbb8e0d1f0/
updated:
image:
author_name: jwilk
author_link:
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