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Process

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on May 8, 2007 at 11:55:21 pm
 

Kernel Comparison: Linux (2.6.21) versus Windows (Vista)

 

 

Process

Process Unit

Process (unit) Linux Windows
process - nomenclaturetaskcontainer, holds at least one thread
process - holds address space, handle table, statisticsYY
parent-child relationshipYN

 

Thread

Thread Linux Windows
thread model (#171, -)1×1m×n
i.e. preemptive thread scheduling (-, #174)NY
threadN

Y (tasks can24)

Y
POSIX Threads (#101, #102)YN

Y (add-on)

 

Fiber

Fiber Linux Windows
fiber (user-space thread)YY

 

Process Performance

Process, Thread, Fiber (performance) Linux Windows
process cheap (#131, #132)YN
process cheap - benchmark (#50710, #50710)719K cycles5,376K cycles
thread cheap (#131, #132)YY
fiber cheap (#131, #132)YY

 

Johnathon Weare © Johnny Weare 2007

Widefox - the Vertical Tab Firefox

 

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