Installation guide

Chapter 22.
169
Advanced virtualization administration
This chapter covers advanced administration tools for fine tuning and controlling virtualized guests and
host system resources.
Note
This chapter is a work in progress. Refer back to this document at a later date.
22.1. Guest scheduling
KVM guests function as Linux processes. By default, KVM guests are prioritized and scheduled with
the Linux Completely Fair Scheduler. Tuning the schedule for guest processes may be required for
some environments or to prioritize certain guests.
22.2. Advanced memory management
Capping memory available to guests and preventing overcommit on certain guests.
22.3. Guest block I/O throttling
Limit guest block I/O throughput.
22.4. Guest network I/O throttling
Limit guest network activity.