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Showing posts with label ESX boot sequence. Show all posts
Showing posts with label ESX boot sequence. Show all posts
ESX Server 3.0.x/3.5/3i Boot Process
Posted by Virtualbox
on
Monday, April 13, 2009
, under
ESX boot sequence,
ESX booting process
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ESX Server 3.0.x/3.5 Boot Process
- Boot loader in MBR points to the boot device
- Grub.conf lists the boot menu options.
- Selected menu provides:
- Location of root partition. Uses UUID instead of device
name (e.g. /dev/sda) - RAM Disk file name relative to /boot location
ESX Server 3i Boot Process
- Boot loader in MBR points to the boot device
- initrd (initial Ram disk) is loaded
ESXi Boot Sequence
ESXi firmware boot starts from grub screen
- Hypervisor loads necessary drivers
- Hypervisor runs config scripts
- Hypervisor starts daemons (services)
- Boot process ends when DCUI screen is loaded
- Alt+F2 : DCUI (Default)
- Alt+F1: inactive console
- Alt+F11 : Summary information (version, server, CPU, memory)
- Alt+F12 : vmkernel log
