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IBM® Cognos® TM1: The Official Guide by Christopher Ilacqua, Karsten Oehler, Jochen Gruenes

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12
CHAPTER
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User Scaling
In the last chapter we talked about how to scale the data of a Cognos TM1 model. In this chapter we want to cover the methods of user-related scaling. The purpose of scaling users is to prevent performance issues when many users access a Cognos TM1 server at the same time. This concurrency can lead to performance issues if queries take a long time and/or contentions arise when modifying Cognos TM1 objects. You will see that there is a small overlap between Chapter 11 and this chapter. While Chapter 11 deals with the amount of data, this chapter deals with the number of users. The focus in the next section is on concurrency. ...

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