6.0.2

Table Of Contents
Upgrade Hosts Interactively
To upgrade ESXi 5.x hosts to ESXi 6.0, you can boot the ESXi installer from a CD, DVD, or USB ash drive.
Before upgrading, consider disconnecting the network storage. This action decreases the time it takes the
installer to search for available disk drives. When you disconnect network storage, any les on the
disconnected disks are unavailable at installation. Do not disconnect a LUN that contains an existing ESXi
installation.
Prerequisites
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Verify that the ESXi installer ISO in one of the following locations.
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On CD or DVD. If you do not have the installation CD or DVD, you can create one. See “Download
and Burn the ESXi Installer ISO Image to a CD or DVD,” on page 142
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On a USB ash drive. See “Format a USB Flash Drive to Boot the ESXi Installation or Upgrade,” on
page 142
N You can also use PXE to boot the ESXi installer to run an interactive installation or a scripted
installation. See “PXE Booting the ESXi Installer,” on page 146.
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Verify that the server hardware clock is set to UTC. This seing is in the system BIOS.
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ESXi Embedded must not be on the host. ESXi Installable and ESXi Embedded cannot exist on the same
host.
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If you are upgrading a 5.0.x or 5.1.x host, supported custom VIBs that are not included in the ESXi
installer ISO are migrated. See “Upgrading Hosts That Have Third-Party Custom VIBs,” on page 141
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See your hardware vendor documentation for information about changing the boot order.
Procedure
1 Insert the ESXi installer CD or DVD in the CD-ROM or DVD-ROM drive, or aach the Installer USB
ash drive and restart the machine.
2 Set the BIOS to boot from the CD-ROM device or the USB ash drive.
3 In the Select a Disk panel, select the drive on which to install or upgrade ESXi and press Enter.
Press F1 for information about the selected disk.
N Do not rely on the disk order in the list to select a disk. The disk order is determined by the
BIOS. On systems where drives are continuously being added and removed, they might be out of order.
4 Upgrade or install ESXi if the installer nds an existing ESXi installation and VMFS datastore.
If an existing VMFS datastore cannot be preserved, you can choose only to install ESXi and overwrite
the existing VMFS datastore, or to cancel the installation. If you choose to overwrite the existing VMFS
datastore, back up the datastore rst.
5 Press F11 to conrm and start the upgrade.
6 Remove the installation CD or DVD or USB ash drive when the upgrade is complete.
7 Press Enter to reboot the host.
8 Set the rst boot device to be the drive which you selected previously when you upgraded ESXi.
vSphere Upgrade
200 VMware, Inc.