4.3
Silberschatz, Galvin and Gagne ©2005
Operating System Concepts – 7
th
edition, Jan 23, 2005
Thread concept overview
Thread concept overview
A thread is a basic unit of CPU utilization;
it comprises a thread ID, a program counter, a
register set , and a stack.
It shares with other threads belonging to the
same process : the code section, the data
section, and other OS resources , such as
open files, signals, etc
A traditional process has a single thread of
control:
heavyweight process.
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