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Warm Migration feature for bhyve
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Authored by elenamihailescu22_gmail.com on Jan 21 2021, 2:19 PM.
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Details

Reviewers
jhb
Group Reviewers
bhyve
Summary

This patch presents an implementation of the warm migration feature for bhyve. The feature is a wrapper over the save/restore feature and sends the VM's state (memory, kernel structures, emulated devices) from a source host to a destination host over the network.

The features works only for IPv4 guests.

The usage of the feature is detailed here: Virtual Machine Migration using bhyve.

The patch was applied over https://github.com/FreeBSD-UPB/freebsd-src/commit/d26ef5c7ac830812f07a02787f25fed5d6f8609e.

Test Plan

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rG FreeBSD src repository
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elenamihailescu22_gmail.com edited the summary of this revision. (Show Details)

Rebased the code. The changes were added on top of d26ef5c7ac830812f07a02787f25fed5d6f8609e (from github.com/freebsd/freebsd-src).