Explain advantages and inconveniences of ult, Operating System

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ADVANTAGES AND INCONVENIENCES OF ULT

Advantages:

Thread switching doesn't involve the kernel - no mode switching
Scheduling is able to be application specific - choose the best algorithm.
ULTs is able to run on any OS - Only needs a thread library

Disadvantages:

the majority system calls are blocking and the kernel blocks processes - thus all threads within the process will be blocked

2. The kernel be able to only assign processes to processors - Two threads within the same process can't run simultaneously on two processors

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