Meaning of syscall | Babel Free

Definitions

A software request for a service from the operating system kernel.

Examples

“At an assembly code level, when a process wants to make a syscall, it will load the syscall number into the EAX register[…]”

“In addition, the relatively slow scalar CPU of the SX-9 and high cost of context switches (interrupts, syscalls) due to the huge context that needs to be stored away (like vector registers) contribute their part to the very poor UDP performance.”

CEFR level