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Monday, July 25, 2005

Performance Monitoring

Performance Analysis Process
1) You must understand your application workload and your performance objectives for each application workload
2) You must identify all components of the data transfer model of your storage architecture, that is, the complete I/O path of your data from application to disk
3) For each of the hardware components in your architecture, determine the theoretical performance characteristics of each component
4) Use performance monitoring and workload generation tools to measure performance for each of the components in your configuration.

Tools:
* vxstat
* vxtrace

Note: I was lazy on this one. There is too much system specific info to put in. Besides the VxVM tools, everything else is more system performance related