6 IBM FlashSystem 900 client host  attachment and implementation This chapter describes the installation, implementation, and other general information and  guidelines for connecting client host systems to the IBM FlashSystem 900 (FlashSystem  900).  This chapter includes the following topics: IBM SAN Volume Controller and IBM SpectrumVirtualize:  Some of the sections in this  chapter refer to IBM SAN Volume Controller, which delivers the functions of IBM Spectrum  Virtualize and is part of the IBM Spectrum Storage family.  IBM Spectrum Virtualize is industry-leading storage virtualization that enhances storage to  improve resource use and productivity so that you can achieve a simpler, more scalable,  and cost-efficient IT infrastructure. The functionality of IBM Spectrum Virtualize is provided  by IBM SAN Volume Controller.  For more information, see the IBM SAN Volume Controller website. ' Copyright IBM Corp. 2018, 2019. All rights reserved. 151 GLYPH<SM590000> Host implementation and procedures GLYPH<SM590000> Host connectivity GLYPH<SM590000> Operating system connectivity and preferred practices GLYPH<SM590000> Miscellaneous host attachment GLYPH<SM590000> FlashSystem 900 preferred read and configuration examples GLYPH<SM590000> FlashSystem 900 and Easy Tier GLYPH<SM590000> Troubleshooting