PerfCap Corporation provides Performance Management and Capacity Planning Products and Services.
Develops performance tools, evaluates performance-related products, designs system benchmarks, and troubleshoots performance problems. Contact information, events calendar, and links to software tools.
Practical Approaches for Distributing HTTP Traffic by Ralf S.Engelschall.
Software and services for resource accounting, capacity planning, and IT chargeback.
Professional organization for capacity planners.
Here Joel Goldstein discusses various DB2 capacity metrics.
Cheryl Watson discusses MVS and OS/390 capacity related issues.
Schema is a provider of telecom resource management (TRM) solutions that enable operators of wireless networks worldwide to optimize and manage their resources.
This tool allows you to stress test your web server through a LAN or modem connection. It will generate reports for errors and performance.
A useful open source tool for storage and retrieval of time series data.