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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/vpp/configuration/sflow.md | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/docs/vpp/configuration/sflow.md b/docs/vpp/configuration/sflow.md index 042cf8a8..b5ba40dd 100644 --- a/docs/vpp/configuration/sflow.md +++ b/docs/vpp/configuration/sflow.md @@ -31,6 +31,18 @@ This will enable sFlow on the specified interface. You can repeat this command for each interface you want to monitor. :::{note} +sFlow can only be enabled on physical interfaces that are bound to +VPP with `set vpp settings interface <ethN>`. VPP samples traffic on +the physical port, so logical interfaces, such as bonding, loopback +and tunnels (GRE, VXLAN, IPIP), are not supported and produce no +samples. + +To monitor traffic on a bonding interface, enable sFlow on its +physical member interfaces instead. A physical interface can be a +bonding member and an sFlow target at the same time. +::: + +:::{note} sFlow collects statistics only for traffic *received* on the interface. If you want to monitor traffic *sent* on the interface, you need to enable sFlow on the corresponding interface in the |