---
title: Syscalls
id: syscalls
date: 2023-07-17
full_link: https://man7.org/linux/man-pages/man2/syscalls.2.html
short_description: >
  Syscalls stands for system calls, a way to request a service from the running kernel.
aka:
tags:
- fundamental
- event-source
---
  Syscalls stands for system calls, a way to request a service from the running {{< glossary_tooltip text="kernel" term_id="kernel" >}}.

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Syscalls are used by the applications to make requests from user space to the Linux {{< glossary_tooltip text="kernel" term_id="kernel" >}} to access the resources (CPU, memory, disk, network, etc.).

Ref: https://man7.org/linux/man-pages/man2/syscalls.2.html
