Hints and tips
This chapter provides information about Fibre Channel (FC) attachment, hints, and tips for setting up a test environment for the IBM FlashSystem 840 (FlashSystem 840). Useful information needed to understand basic performance and troubleshooting information are provided.
10.1 Host attachment hints
This section lists some common host attachment issues.
10.1.1 Fibre Channel link speed
It is a preferred practice to set the FlashSystem 840 port link speed and topology to fixed values.
Example 10-1 shows fixed values for a SAN-attached ...

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