Setup Guide

Host Configuration for VMware vSphere
ESXi
This chapter contains the following topics:
Topics:
• Chapter Scope
• Recommended Configuration Values Summary
• Fibre Channel HBA Configuration
• iSCSI Configuration
• vStorage API for System Integration (VAAI) Settings
• Setting the Maximum I/O
• Confirming UNMAP Priority
• Configuring VMware vSphere with PowerStore Storage in a Multiple Cluster Configuration
• Multipathing Software Configuration
• Post-Configuration Steps
Chapter Scope
This chapter provides guidelines only for configuring ESXi hosts that are connected externally to PowerStore. For configuring an
internal ESXi host in PowerStore, refer to the PowerStore Virtualization Guide document.
Recommended Configuration Values Summary
The following table summarizes all used and recommended variables and their values when configuring hosts for VMware
vSphere.
NOTE: Unless indicated otherwise, use the default parameters values.
Validation Impact Severity Refer to Section
To clarify the above note for using
default parameter settings unless
stated otherwise in this chapter,
make sure that the following are set
per the default OS setting:
● LUN and HBA queue depth
● HBA timeout
Stability & Performance Recommended For further details, refer to
OS and HBA
documentation.
Specify ESXi as the operating system
for each defined host.
Serviceability Mandatory Presenting PowerStore
Volumes to the ESXi Host
ESXi configuration: VAAI should be
enabled, therefore:
● DataMover.HardwareAccele
ratedMove =1
● DataMover.HardwareAccele
ratedInit =1
● VMFS3.HardwareAccelerate
dLocking=1
Performance Mandatory Confirming that VAAI is
Enabled on the ESXi Host
3
Host Configuration for VMware vSphere ESXi 17