Parallel I/O Simulator

RAID

Independent Disks

Single Disk

File System Interface

Sim

Process

Sim

Process

Sim

Process

I/O

Client

I/O

Client

I/O

Client

I/O

Server

I/O

Server

I/O

Server

Cache

Cache

Cache

MPI-IO Application

- Sim processes execute MPI-IO programs.

- Comprehensive simulation environment for

actual MPI-IO applications.

Cache

Cache

Cache

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