Resources

Case Study

Selling the Capacity Upgrade

Company Overview: This financial technology provider delivers banking and payments technologies to more than 8,000 financial services firms and businesses worldwide. Business Value of Vityl Capacity Management (formerly TeamQuest): The company’s capacity planners use carefully chosen workload definitions in conjunction with predictive modeling to show their management the business rationale for...
Case Study

Powertech Helps Community Bank Enforce Internal iSeries Compliance

First Security Bank is one of Montana’s largest, locally owned community banks. They provide business, real estate, consumer and agricultural loans, Internet banking, brokerage services, and a full range of deposit accounts. First Security has over 150 users on a System i 525 that...
Case Study

Powertech Protects City Data and Vital Services with System i Security

The City of Warren recognizes the importance of System i network security. Their System i runs many critical applications, including human resources, payroll, and accounts payable and stores over 22,000 utility customer’s personal data, including monthly bank draft...
Case Study

Powertech Helps the Seneca Nation Play the Security Game

The SGC has a fairly large IBM i presence, including multiple production, development, test, and training systems, in a High Availability (HA) environment. They rely heavily on their IBM i servers to run their distributed properties, including casinos, hotels, resorts, retail outlets...
Guide

How to Manage IT Resource Consumption

At an application level with Vityl Capacity Management In this guide, John Miecielica of Metavante, provides a step-by-step example showing how he uses Vityl Capacity Management to analyze IT resource consumption at an application level. This key capability is especially important in today’s environments where multiple applications run on a server or multiple servers might be required to...
Guide

Commercial Clusters and Scalability

In this paper we present an introductory analysis of throughput scalability for update intensive workloads (such as measured by the TPC-C or TPC-W benchmarks) and how that scaling is limited by serialization effects in the software-hardware combination that comprises any platform.
Guide

UNIX Load Average Part 1: How It Works

In this online article Dr. Gunther digs down into the UNIX kernel to find out how load averages (the “LA Triplets”) are calculated and how appropriate they are as capacity planning metrics.
Guide

UNIX Load Average: Reweighed

This is an unexpected Part 3 to the discussion about the UNIX load average metric answering the question of where the weight factor comes from.