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The Greening of IT
194 How Companies Can Make a Difference for the Environment

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■ TEPS (Tivoli Enterprise Portal Server) workplaces have been defined.
They will be used to show the monitoring and management of IT and
non-IT resources:
1. PUE (Global, HDZ, IT resources): Show in real time the PUE of
the data center.
2. Alerts: All the alerts coming from IT and non-IT resources are
monitored.
3. Managed resources Status and Topology: What are the resources
managed by Tivoli?
4. Windows GreenDemo monitoring. ITM UNIX monitoring.
5. LAS: Integration of the LAS solution in TIVOLI.
6. Smartbank: Monitor real PSSC solutions.
7. zTEC: Monitor real PSSC solutions.

Istanbul, Turkey—Data Center Case Study

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The case study information in this section is from Serkan Sahin of IBM
Turkey. As you’ll see from this brief green data center case study, the data
center in Istanbul offers some unique challenges. The Turkish IT market is
very competitive. This competition brings challenges in designing IT solu-
tions, especially for designs for outsourcing. In Turkey, the most popular
server strategies to meet customer requests are to set up dedicated servers for
each customer application. However, many data centers in Turkey have prob-
lems with electricity capacity and resilience, and those problems are exacer-
bated with the dedicated server strategies that lead to very low-server
utilization. In addition, the Turkish IT infrastructure is continuing to grow
rapidly, and electricity is expensive (2008 costs of 15 cents / KWH) when
compared to similar growth-market countries.
The data center in Istanbul run by IBM Turkey has furnished data center
services since 1992. The data center started with mainframe hosting, but in
recent years, the IT services for the small and medium outsourcing markets
have taken center stage for outsourcing projects. In 2006, the data center
started to provide Shared Virtual Infrastructure hosting services for outsourc-
ing customers. This solution brought with it cost benefits to customers but,
in addition, the virtual IT systems also provided aspects of green IT for