How to Decide on a Linux Server Platform
Published: 28 September 2007
John R. Phelps
As Linux's capabilities and popularity have grown, more platforms have embraced it as a server operating environment. We present decision factors that will help in comparing the use of a mainframe platform with other platforms for your Linux implementation and also between nonmainframe platforms.
Table Of Contents
- What You Need to Know
- Role of Linux Is Expanded
- Platform Environments Considered
- Architecture Platform: Key Questions and Factors
- What is the total number of Linux machines (and applications) that will be implemented?
- Will the implementation schedule be a fast or slow ramp-up of systems?
- What interaction and interoperability with other platforms or other Linux images is needed?
- Can the systems scale to the level needed to ensure easy growth?
- Will your workloads have occasional spikes that could benefit from temporary COD?
- How effective is the platform in using its resources such as processor and memory?
- Are you developing your own Linux applications, or will you depend on independent software vendors for your new applications?
- How important are environmental factors in the platform selection?
- What types of workloads are you planning to run on your Linux systems?
- What are the security and isolation needs of your Linux workloads?
- How will your Linux systems fit into your disaster/recovery plans?
- Are your Linux workloads becoming mission-critical, and do they need the highest availability levels?
- What will be the hardware cost over a three-year or longer period?
- What are software license fees based on?
- What platforms do you currently support?
- Final Thoughts
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