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VMware® ESXi: Planning, Implementation, and Security by Dave Mishchenko

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Chapter 11. Under the Hood with the ESXi Tech Support Mode

As you migrate your environment from VMware ESX to ESXi, what was your stable ESX environment will become your stable ESXi environment. Your management methods may change, but you’ll slowly grow accustomed to the nuances of managing ESXi.

If you have to perform low-level troubleshooting of your ESXi hosts, the differences in architecture will become quite obvious and you’ll be in a situation where some aspects are familiar, but others quite different. In this chapter, you explore the following aspects:

  • Accessing Tech Support Mode

  • Auditing access to Tech Support Mode

  • Exploring the boot process and filesystem for ESXi

  • Understanding standing system backups and repairs

  • Using Tech Support Mode to ...

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