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monitoring: refine network metrics and control-plane allowance

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This commit is contained in:
Brad Stein 2025-11-18 16:18:52 -03:00
parent c7b7bc7a6d
commit f06be37f44
9 changed files with 34 additions and 23 deletions
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21
scripts/render_dashboards.py
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@ -79,7 +79,7 @@ CONTROL_TOTAL = len(CONTROL_PLANE_NODES)
WORKER_TOTAL = len(WORKER_NODES)
CONTROL_SUFFIX = f"/{CONTROL_TOTAL}"
WORKER_SUFFIX = f"/{WORKER_TOTAL}"
CP_ALLOWED_NS = "kube-system|kube-public|kube-node-lease|longhorn-system|monitoring"
CP_ALLOWED_NS = "kube-system|kube-public|kube-node-lease|longhorn-system|monitoring|flux-system"
LONGHORN_NODE_REGEX = "titan-1[2-9]|titan-2[24]"
GAUGE_WIDTHS = [5, 5, 5, 5, 4]
@ -271,10 +271,21 @@ NET_CLUSTER_TX = (
'sum(rate(container_network_transmit_bytes_total{namespace!="",pod!="",container!=""}[5m]))'
" or on() vector(0)"
)
NET_TOTAL_EXPR = NET_CLUSTER_TX
NET_INGRESS_EXPR = TRAEFIK_NET_INGRESS
NET_EGRESS_EXPR = TRAEFIK_NET_EGRESS
NET_INTERNAL_EXPR = f"clamp_min((({NET_CLUSTER_RX}) + ({NET_CLUSTER_TX})) - (({TRAEFIK_NET_INGRESS}) + ({TRAEFIK_NET_EGRESS})), 0)"
PHYSICAL_NET_FILTER = 'device!~"lo|cni.*|veth.*|flannel.*|docker.*|virbr.*|vxlan.*|wg.*"'
NET_NODE_RX_PHYS = (
f'sum(rate(node_network_receive_bytes_total{{{PHYSICAL_NET_FILTER}}}[5m])) or on() vector(0)'
)
NET_NODE_TX_PHYS = (
f'sum(rate(node_network_transmit_bytes_total{{{PHYSICAL_NET_FILTER}}}[5m])) or on() vector(0)'
)
NET_TOTAL_EXPR = NET_NODE_TX_PHYS
NET_INGRESS_EXPR = NET_NODE_RX_PHYS
NET_EGRESS_EXPR = NET_NODE_TX_PHYS
NET_INTERNAL_EXPR = (
'sum(rate(container_network_receive_bytes_total{namespace!="traefik",pod!="",container!=""}[5m]) '
'+ rate(container_network_transmit_bytes_total{namespace!="traefik",pod!="",container!=""}[5m]))'
' or on() vector(0)'
)
# ---------------------------------------------------------------------------
# Panel factories

6
services/monitoring/dashboards/atlas-network.json
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@ -20,7 +20,7 @@
},
"targets": [
{
"expr": "sum(rate(container_network_receive_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0)",
"expr": "sum(rate(node_network_receive_bytes_total{device!~\"lo|cni.*|veth.*|flannel.*|docker.*|virbr.*|vxlan.*|wg.*\"}[5m])) or on() vector(0)",
"refId": "A"
}
],
@ -80,7 +80,7 @@
},
"targets": [
{
"expr": "sum(rate(container_network_transmit_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0)",
"expr": "sum(rate(node_network_transmit_bytes_total{device!~\"lo|cni.*|veth.*|flannel.*|docker.*|virbr.*|vxlan.*|wg.*\"}[5m])) or on() vector(0)",
"refId": "A"
}
],
@ -140,7 +140,7 @@
},
"targets": [
{
"expr": "clamp_min(((sum(rate(container_network_receive_bytes_total{namespace!=\"\",pod!=\"\",container!=\"\"}[5m])) or on() vector(0)) + (sum(rate(container_network_transmit_bytes_total{namespace!=\"\",pod!=\"\",container!=\"\"}[5m])) or on() vector(0))) - ((sum(rate(container_network_receive_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0)) + (sum(rate(container_network_transmit_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0))), 0)",
"expr": "sum(rate(container_network_receive_bytes_total{namespace!=\"traefik\",pod!=\"\",container!=\"\"}[5m]) + rate(container_network_transmit_bytes_total{namespace!=\"traefik\",pod!=\"\",container!=\"\"}[5m])) or on() vector(0)",
"refId": "A"
}
],

2
services/monitoring/dashboards/atlas-nodes.json
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@ -142,7 +142,7 @@
},
"targets": [
{
"expr": "sum(kube_pod_info{node=~\"titan-0a|titan-0b|titan-0c\",namespace!~\"kube-system|kube-public|kube-node-lease|longhorn-system|monitoring\"})",
"expr": "sum(kube_pod_info{node=~\"titan-0a|titan-0b|titan-0c\",namespace!~\"kube-system|kube-public|kube-node-lease|longhorn-system|monitoring|flux-system\"})",
"refId": "A"
}
],

8
services/monitoring/dashboards/atlas-overview.json
View File

@ -137,7 +137,7 @@
},
"targets": [
{
"expr": "sum(kube_pod_info{node=~\"titan-0a|titan-0b|titan-0c\",namespace!~\"kube-system|kube-public|kube-node-lease|longhorn-system|monitoring\"})",
"expr": "sum(kube_pod_info{node=~\"titan-0a|titan-0b|titan-0c\",namespace!~\"kube-system|kube-public|kube-node-lease|longhorn-system|monitoring|flux-system\"})",
"refId": "A"
}
],
@ -1228,7 +1228,7 @@
},
"targets": [
{
"expr": "sum(rate(container_network_receive_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0)",
"expr": "sum(rate(node_network_receive_bytes_total{device!~\"lo|cni.*|veth.*|flannel.*|docker.*|virbr.*|vxlan.*|wg.*\"}[5m])) or on() vector(0)",
"refId": "A",
"legendFormat": "Ingress (Traefik)"
}
@ -1272,7 +1272,7 @@
},
"targets": [
{
"expr": "sum(rate(container_network_transmit_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0)",
"expr": "sum(rate(node_network_transmit_bytes_total{device!~\"lo|cni.*|veth.*|flannel.*|docker.*|virbr.*|vxlan.*|wg.*\"}[5m])) or on() vector(0)",
"refId": "A",
"legendFormat": "Egress (Traefik)"
}
@ -1316,7 +1316,7 @@
},
"targets": [
{
"expr": "clamp_min(((sum(rate(container_network_receive_bytes_total{namespace!=\"\",pod!=\"\",container!=\"\"}[5m])) or on() vector(0)) + (sum(rate(container_network_transmit_bytes_total{namespace!=\"\",pod!=\"\",container!=\"\"}[5m])) or on() vector(0))) - ((sum(rate(container_network_receive_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0)) + (sum(rate(container_network_transmit_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0))), 0)",
"expr": "sum(rate(container_network_receive_bytes_total{namespace!=\"traefik\",pod!=\"\",container!=\"\"}[5m]) + rate(container_network_transmit_bytes_total{namespace!=\"traefik\",pod!=\"\",container!=\"\"}[5m])) or on() vector(0)",
"refId": "A",
"legendFormat": "Internal traffic"
}

2
services/monitoring/dashboards/atlas-pods.json
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@ -200,7 +200,7 @@
},
"targets": [
{
"expr": "sum(kube_pod_info{node=~\"titan-0a|titan-0b|titan-0c\",namespace!~\"kube-system|kube-public|kube-node-lease|longhorn-system|monitoring\"})",
"expr": "sum(kube_pod_info{node=~\"titan-0a|titan-0b|titan-0c\",namespace!~\"kube-system|kube-public|kube-node-lease|longhorn-system|monitoring|flux-system\"})",
"refId": "A"
}
],

6
services/monitoring/grafana-dashboard-network.yaml
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@ -29,7 +29,7 @@ data:
},
"targets": [
{
"expr": "sum(rate(container_network_receive_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0)",
"expr": "sum(rate(node_network_receive_bytes_total{device!~\"lo|cni.*|veth.*|flannel.*|docker.*|virbr.*|vxlan.*|wg.*\"}[5m])) or on() vector(0)",
"refId": "A"
}
],
@ -89,7 +89,7 @@ data:
},
"targets": [
{
"expr": "sum(rate(container_network_transmit_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0)",
"expr": "sum(rate(node_network_transmit_bytes_total{device!~\"lo|cni.*|veth.*|flannel.*|docker.*|virbr.*|vxlan.*|wg.*\"}[5m])) or on() vector(0)",
"refId": "A"
}
],
@ -149,7 +149,7 @@ data:
},
"targets": [
{
"expr": "clamp_min(((sum(rate(container_network_receive_bytes_total{namespace!=\"\",pod!=\"\",container!=\"\"}[5m])) or on() vector(0)) + (sum(rate(container_network_transmit_bytes_total{namespace!=\"\",pod!=\"\",container!=\"\"}[5m])) or on() vector(0))) - ((sum(rate(container_network_receive_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0)) + (sum(rate(container_network_transmit_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0))), 0)",
"expr": "sum(rate(container_network_receive_bytes_total{namespace!=\"traefik\",pod!=\"\",container!=\"\"}[5m]) + rate(container_network_transmit_bytes_total{namespace!=\"traefik\",pod!=\"\",container!=\"\"}[5m])) or on() vector(0)",
"refId": "A"
}
],

2
services/monitoring/grafana-dashboard-nodes.yaml
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@ -151,7 +151,7 @@ data:
},
"targets": [
{
"expr": "sum(kube_pod_info{node=~\"titan-0a|titan-0b|titan-0c\",namespace!~\"kube-system|kube-public|kube-node-lease|longhorn-system|monitoring\"})",
"expr": "sum(kube_pod_info{node=~\"titan-0a|titan-0b|titan-0c\",namespace!~\"kube-system|kube-public|kube-node-lease|longhorn-system|monitoring|flux-system\"})",
"refId": "A"
}
],

8
services/monitoring/grafana-dashboard-overview.yaml
View File

@ -146,7 +146,7 @@ data:
},
"targets": [
{
"expr": "sum(kube_pod_info{node=~\"titan-0a|titan-0b|titan-0c\",namespace!~\"kube-system|kube-public|kube-node-lease|longhorn-system|monitoring\"})",
"expr": "sum(kube_pod_info{node=~\"titan-0a|titan-0b|titan-0c\",namespace!~\"kube-system|kube-public|kube-node-lease|longhorn-system|monitoring|flux-system\"})",
"refId": "A"
}
],
@ -1237,7 +1237,7 @@ data:
},
"targets": [
{
"expr": "sum(rate(container_network_receive_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0)",
"expr": "sum(rate(node_network_receive_bytes_total{device!~\"lo|cni.*|veth.*|flannel.*|docker.*|virbr.*|vxlan.*|wg.*\"}[5m])) or on() vector(0)",
"refId": "A",
"legendFormat": "Ingress (Traefik)"
}
@ -1281,7 +1281,7 @@ data:
},
"targets": [
{
"expr": "sum(rate(container_network_transmit_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0)",
"expr": "sum(rate(node_network_transmit_bytes_total{device!~\"lo|cni.*|veth.*|flannel.*|docker.*|virbr.*|vxlan.*|wg.*\"}[5m])) or on() vector(0)",
"refId": "A",
"legendFormat": "Egress (Traefik)"
}
@ -1325,7 +1325,7 @@ data:
},
"targets": [
{
"expr": "clamp_min(((sum(rate(container_network_receive_bytes_total{namespace!=\"\",pod!=\"\",container!=\"\"}[5m])) or on() vector(0)) + (sum(rate(container_network_transmit_bytes_total{namespace!=\"\",pod!=\"\",container!=\"\"}[5m])) or on() vector(0))) - ((sum(rate(container_network_receive_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0)) + (sum(rate(container_network_transmit_bytes_total{namespace=\"traefik\",pod=~\"traefik-.*\"}[5m])) or on() vector(0))), 0)",
"expr": "sum(rate(container_network_receive_bytes_total{namespace!=\"traefik\",pod!=\"\",container!=\"\"}[5m]) + rate(container_network_transmit_bytes_total{namespace!=\"traefik\",pod!=\"\",container!=\"\"}[5m])) or on() vector(0)",
"refId": "A",
"legendFormat": "Internal traffic"
}

2
services/monitoring/grafana-dashboard-pods.yaml
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@ -209,7 +209,7 @@ data:
},
"targets": [
{
"expr": "sum(kube_pod_info{node=~\"titan-0a|titan-0b|titan-0c\",namespace!~\"kube-system|kube-public|kube-node-lease|longhorn-system|monitoring\"})",
"expr": "sum(kube_pod_info{node=~\"titan-0a|titan-0b|titan-0c\",namespace!~\"kube-system|kube-public|kube-node-lease|longhorn-system|monitoring|flux-system\"})",
"refId": "A"
}
],