In a large organization, all of the above viewpoints are useful, and some combination of methodologies is probably implemented already. FIGURE 2-5 indicates the relative breadth of coverage of each methodology. A darker box shows that better coverage is available, a white box indicates that little or no support is provided for a combination.
FIGURE 2-5 Integrated Methodology by Viewpoint
The mature methods have remained specialized, but the emerging technologies of Sun Enterprise SyMON 2.0 and Jiro address a much broader scope of problems. The product overview section of this book discusses their capabilities in much greater detail.
So far the discussion has been quite abstract. The next chapter introduces several example workloads, showing the appropriate methodologies to manage resources for them.