Multiprocessors Flashcards
Historically, what did the processor world consist of?
The quick (those with high SPEC marks); The dead (those without)
What is the Flynn Classification?
Flynn classified computers based on the number of concurrent instruction and data streams that they have.
What are the 4 classes of the Flynn Classification?
MISD - multiple instructions working on a single data stream
SISD - single instruction stream working on a single data stream
SIMD - single instruction stream working on multiple streams of data
MIMD - multiple instruction streams working on multiple streams of data
What might a fault-tolerant computer with multiple instruction streams do?
A fault-tolerant computer might take a majority vote of three independent processors — triple modular redundancy.
How does a GPU multiprocessor work?
A multiprocessor runs a thread until blocked by a memory access, when it switches to another ready thread.
What does a multicore do?
A multicore puts many CPU cores on a chip.
What does a multiprocessor do?
A multiprocessor puts two or more chips on a board.
What does a multicomputer do?
A multicomputer puts two or more multiprocessors in a rack.
What does a rack mount do?
A standard rack mount has can house multiple R7425 blade servers.
