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- Analytically : Too hard for computer software systems.
- Emperically : Simulation Model to get response time and throughput.
Simulation Models
Tools : DeNet, C.Sim, GPSS are languages which model concurrent activities.
- CPU speed at client/server.
- Buffer Size : 25
- Disk : No. of disks, min/max access time.
- No. of clients.
- Database size - 1250 pages * 4096 bytes/page = 5 MB, Page size, Objects per
page.
- Networking CPU : Per message + per byte.
- Instructions per lock.
- Instructions per disk access.
- Instruction per copy register.
Mistry Hoshi Peruez
Thu Feb 11 16:28:30 IST 1999