Utilization of disk drives for RAID
- Resource Type
- Conference
- Authors
- Dan Feng; Xinrong Zhou; Hai Jin; Jiangling Zhang
- Source
- Proceedings. Advances in Parallel and Distributed Computing Parallel and distributed computing Advances in Parallel and Distributed Computing, 1997. Proceedings. :186-189 1997
- Subject
- Computing and Processing
Disk drives
Communication system control
Stochastic processes
Continuous time systems
Solid modeling
Fires
Delay effects
Hydrogen
Discrete time systems
Stochastic systems
- Language
A stochastic Petri nets (SPN) model of RAID-5 is constructed. With the model and its isomorphic Markov chain, the average utilization of disk drives in RAID for small write and large I/O request can be calculated. It provides us a good method to evaluate the performance of RAID in the paper.