System Resource Requirements
Read this section to understand the Linux host requirements for Juniper Cloud-Native Router.
The following tables list the host system requirements for installing cloud-native router in L2 mode, cloud-native router resource requirements, and other miscellaneous requirements.
| Component | Release 22.2 | |
|---|---|---|
| Value/Version | Notes | |
| CPU | Intel x86 | The tested CPU is Intel Xeon Gold 6212U 24-core @2.4 GHz |
| Host OS |
RedHat Enterprise Linux |
Version 8.4, 8.5, 8.6 |
| Kernel Version | 4.18.X | The tested kernel version is 4.18.0-305.rt7.72.el8.x86_64 |
| NIC | Intel E810 |
Firmware 3.20 0x8000d853 1.3146.0 |
| IAVF driver | Version 4.4.2 | |
| ICE_COMMS | Version 1.3.35.0 | |
| ICE | Version 1.8.3.1.2 | |
| Kubernetes (K8s) | Version 1.22.2 | The tested K8s version is 1.22.4, although 1.22.2 will also work. Note:
The K8s cluster must be a standalone/all-in-one cluster |
| Calico | Version 3.22.0 | |
| Multus | Version 3.8 | |
| Helm | 3.9.x | Installation is tested with the latest version of Helm from helm.sh |
| Container-RT | Docker CE 20.10.11 | |
| Resource | Release 22.2 | |
|---|---|---|
| Value | Usage Notes | |
| Data plane forwarding cores | 2 physical cores (2p) | |
| Service/Control Cores | 0 | |
| UIO Driver | VFIO-PCI | |
| Hugepages (1G) | 4 Gi | Add GRUB_CMDLINE_LINUX_DEFAULT values in
/etc/default/grub and reboot the host. For example:
GRUB_CMDLINE_LINUX_DEFAULT="console=tty1 console=ttyS0 default_hugepagesz=1G
hugepagesz=1G hugepages=64 intel_iommu=on iommu=pt" |
| JCNR Controller cores | .5 | |
| JCNR vRouter Agent cores | .5 | |
| Cloud-Native Router Release | Requirement |
|---|---|
| 22.2 | Enable VLAN driver at system boot |
| Enable VFIO-PCI driver at system boot | |
Set IOMMU and IOMMU-PT in /etc/default/grub file. For example:
GRUB_CMDLINE_LINUX_DEFAULT="console=tty1 console=ttyS0 default_hugepagesz=1G
hugepagesz=1G hugepages=64 intel_iommu=on iommu=pt". |
|
Disable Spoofcheck on VFs allocated to JCNR. For example: ip link set
<interfacename> vf 1 spoofcheck off. |
|
Set trust on VFs allocated to JCNR. For example: ip link set
<interfacename> vf 1 trust on |