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Linux Foundation

Support for Fast and Reliable VMM Live Upgrades in Libvirt

Linux Foundation via YouTube

Overview

Explore the challenges and solutions for fast, reliable VMM live upgrades in Libvirt in this 24-minute conference talk by Soham Ghosh and Prachatos Mitra from Nutanix. Learn about the local migration workflow, design challenges, and techniques for bypassing memory copy and handling Qemu monitor and log files. Discover the changes made to the migration flow and witness a demonstration of the improved process. Examine the results in terms of migration time and downtime, and gain insights into future developments in this critical area of virtualization technology.

Syllabus

Intro
Problems with VMM upgrades
Local migration workflow
Design challenges
Bypassing memory copy
Handling Qemu monitor and log files
Changes to migration flow
Demo
Results - migration time
Results - downtime
Conclusion and Future Work

Taught by

Linux Foundation

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