The Red Hat Enterprise Virtualization (RHEV) platform is a commercially packaged virtualization platform
from Red Hat.
For more information on the KVM products and versions supported, see the "Installation Requirements for
KVM" sections in the following few pages.
The Cisco CSR 1000v installation on KVM requires the manual creation of a VM and installation using the
.iso file or the qcow2 file. Deploying the OVA template into a KVM environment is not supported.
The Cisco CSR 1000v supports the Virtio vNIC type on the KVM implementation. KVM supports a maximum
of 26 vNICs.
KVM Support on OpenStack
(Cisco IOS XE 3.12S or later) The Cisco CSR 1000v supports the OpenStack environment. OpenStack support
requires the .qcow2 installation file available on the Cisco.com download page. For more information, see
Creating the Instance Using the OpenStack Command Line Tool , on page 123
and
Using the OpenStack Dashboard, on page 124
.
Installation Requirements for KVM
—
Cisco IOS XE Everest 16.6
The KVM requirements for Cisco CSR 1000v using Cisco IOS XE Everest 16.6 are as follows:
The KVM requirements for older versions of Cisco IOS XE (before IOS XE Denali 16.3) are shown in
Installation Requirements for KVM
Cisco IOS XE 3.x, on page 132
.
Note
KVM versions. The following KVM versions are supported:
•
Linux KVM based on Red Hat Enterprise Linux 7.2 is recommended
—
tested and meets performance
benchmarks. Red Hat Enterprise Linux 7.1 is supported, but RHEL 7.2 is recommended
vCPUs. The following vCPU configurations are supported:
•
1 vCPU: requires minimum 4 GB RAM allocation
•
2 vCPUs: requires minimum 4 GB RAM allocation
•
4 vCPUs: requires minimum 4 GB RAM allocation
Virtual CPU cores
—
1 vCPU is required
Virtual hard disk size
—
8 GB minimum
Supported vNICs
—
Virtio, ixgbe or ixgbevf
Maximum number of vNICs supported per VM instance
—
26
Virtual CD/DVD drive installed (applicable only when installing using an .iso file)
—
required
Cisco CSR 1000v Series Cloud Services Router Software Configuration Guide
114
Installing the Cisco CSR 1000v in KVM Environments
KVM Support on OpenStack