Chapter 5.8.1. Balancing workload across DS4000 controllers
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70 SAN Volume Controller: Best Practices and Performance Guidelines Table 5- 1 is a summary of the recommended SVC and DS4000 values. Table 5- 1 Recommended SVC values 5.7.3 DS8000 For the DS8000, you cannot tune the array and cache parameters. The arrays will be either 6+ p or 7+ p, depending on whether the array site contains a spare and whether the segment size ( contiguous amount of data that is written to a single disk) is 256k for fixed block volumes. Caching for the DS8000 is done on a 64k track boundary. 5.8 Considerations for controller configuration In this section, we discuss controller configuration considerations. 5.8.1 Balancing workload across DS4000 controllers ...
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