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| author | mo khan <mo@mokhan.ca> | 2021-05-23 19:05:01 -0600 |
|---|---|---|
| committer | mo khan <mo@mokhan.ca> | 2021-05-23 19:05:01 -0600 |
| commit | 82fbee8d218fff2f3bd125b40436a36d340e840a (patch) | |
| tree | df9cde3c64069eaf900d72ca69ecf25e3dc99602 | |
| parent | 619162052fe341afe4a98299b52d4ba1f8551deb (diff) | |
add notes on virtual machines
| -rw-r--r-- | doc/16.md | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -30,4 +30,12 @@ Hypervisor implementations vary: * type 0 hypervisor: hardware based solutions that provide support at the firmware level. * type 1 hypervisor: OS like software built to provide virtualization. +* type 2 hypervisor: are applications that run on other operating systems, which do not know that virtualization is taking place. +VCPU: virtual CPU. does not execute code but represents the state of the CPU as the guest machine believes it to be. + +## Summary + +Virtualization is a method of providing a guest with a duplicate of a system's underlying hardware. +Multiple guests can run on a given syste, each believing it is the native operating system in full control +of the system. |