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Prefer kube-scheduler's resource metrics to kube-state-metrics' #815

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Prefer kube-scheduler's resource metrics to kube-state-metrics' #815

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67a87ba
Prefer kube-scheduler's resource metrics to kube-state-metrics'
rexagod Sep 23, 2024
86d83ae
fixup! Prefer kube-scheduler's resource metrics to kube-state-metrics'
rexagod Sep 23, 2024
921f62f
fixup! fixup! Prefer kube-scheduler's resource metrics to kube-state-…
rexagod Sep 25, 2024
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2 changes: 1 addition & 1 deletion DESIGN.md
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Original file line number Diff line number Diff line change
Expand Up @@ -54,7 +54,7 @@ Jsonnet offers the ability to parameterise configuration, allowing for basic cus
alert: "KubePodNotReady",
expr: |||
sum by (namespace, pod) (
kube_pod_status_phase{%(kubeStateMetricsSelector)s, phase!~"Running|Succeeded"}
kube_pod_status_phase{%(kubeStateMetricsSelector)s, phase!~"Running"}
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not sure about this change, is it needed?

) > $(allowedNotReadyPods)s
||| % $._config,
"for": "1h",
Expand Down
2 changes: 1 addition & 1 deletion alerts/apps_alerts.libsonnet
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Original file line number Diff line number Diff line change
Expand Up @@ -33,7 +33,7 @@
expr: |||
sum by (namespace, pod, %(clusterLabel)s) (
max by(namespace, pod, %(clusterLabel)s) (
kube_pod_status_phase{%(prefixedNamespaceSelector)s%(kubeStateMetricsSelector)s, phase=~"Pending|Unknown|Failed"}
kube_pod_status_phase{%(prefixedNamespaceSelector)s%(kubeStateMetricsSelector)s, phase="Pending"}
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same here

) * on(namespace, pod, %(clusterLabel)s) group_left(owner_kind) topk by(namespace, pod, %(clusterLabel)s) (
1, max by(namespace, pod, owner_kind, %(clusterLabel)s) (kube_pod_owner{owner_kind!="Job"})
)
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8 changes: 4 additions & 4 deletions alerts/resource_alerts.libsonnet
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,7 @@
} +
if $._config.showMultiCluster then {
expr: |||
sum(namespace_cpu:kube_pod_container_resource_requests:sum{%(ignoringOverprovisionedWorkloadSelector)s}) by (%(clusterLabel)s) - (sum(kube_node_status_allocatable{%(kubeStateMetricsSelector)s,resource="cpu"}) by (%(clusterLabel)s) - max(kube_node_status_allocatable{%(kubeStateMetricsSelector)s,resource="cpu"}) by (%(clusterLabel)s)) > 0
sum(namespace_cpu:kube_pod_resource_request_or_kube_pod_container_resource_requests:sum{%(ignoringOverprovisionedWorkloadSelector)s}) by (%(clusterLabel)s) - (sum(kube_node_status_allocatable{%(kubeStateMetricsSelector)s,resource="cpu"}) by (%(clusterLabel)s) - max(kube_node_status_allocatable{%(kubeStateMetricsSelector)s,resource="cpu"}) by (%(clusterLabel)s)) > 0
and
(sum(kube_node_status_allocatable{%(kubeStateMetricsSelector)s,resource="cpu"}) by (%(clusterLabel)s) - max(kube_node_status_allocatable{%(kubeStateMetricsSelector)s,resource="cpu"}) by (%(clusterLabel)s)) > 0
||| % $._config,
Expand All @@ -43,7 +43,7 @@
},
} else {
expr: |||
sum(namespace_cpu:kube_pod_container_resource_requests:sum{%(ignoringOverprovisionedWorkloadSelector)s}) - (sum(kube_node_status_allocatable{resource="cpu", %(kubeStateMetricsSelector)s}) - max(kube_node_status_allocatable{resource="cpu", %(kubeStateMetricsSelector)s})) > 0
sum(namespace_cpu:kube_pod_resource_request_or_kube_pod_container_resource_requests:sum{%(ignoringOverprovisionedWorkloadSelector)s}) - (sum(kube_node_status_allocatable{resource="cpu", %(kubeStateMetricsSelector)s}) - max(kube_node_status_allocatable{resource="cpu", %(kubeStateMetricsSelector)s})) > 0
and
(sum(kube_node_status_allocatable{resource="cpu", %(kubeStateMetricsSelector)s}) - max(kube_node_status_allocatable{resource="cpu", %(kubeStateMetricsSelector)s})) > 0
||| % $._config,
Expand All @@ -63,7 +63,7 @@
} +
if $._config.showMultiCluster then {
expr: |||
sum(namespace_memory:kube_pod_container_resource_requests:sum{%(ignoringOverprovisionedWorkloadSelector)s}) by (%(clusterLabel)s) - (sum(kube_node_status_allocatable{resource="memory", %(kubeStateMetricsSelector)s}) by (%(clusterLabel)s) - max(kube_node_status_allocatable{resource="memory", %(kubeStateMetricsSelector)s}) by (%(clusterLabel)s)) > 0
sum(namespace_memory:kube_pod_resource_request_or_kube_pod_container_resource_requests:sum{%(ignoringOverprovisionedWorkloadSelector)s}) by (%(clusterLabel)s) - (sum(kube_node_status_allocatable{resource="memory", %(kubeStateMetricsSelector)s}) by (%(clusterLabel)s) - max(kube_node_status_allocatable{resource="memory", %(kubeStateMetricsSelector)s}) by (%(clusterLabel)s)) > 0
and
(sum(kube_node_status_allocatable{resource="memory", %(kubeStateMetricsSelector)s}) by (%(clusterLabel)s) - max(kube_node_status_allocatable{resource="memory", %(kubeStateMetricsSelector)s}) by (%(clusterLabel)s)) > 0
||| % $._config,
Expand All @@ -73,7 +73,7 @@
} else
{
expr: |||
sum(namespace_memory:kube_pod_container_resource_requests:sum{%(ignoringOverprovisionedWorkloadSelector)s}) - (sum(kube_node_status_allocatable{resource="memory", %(kubeStateMetricsSelector)s}) - max(kube_node_status_allocatable{resource="memory", %(kubeStateMetricsSelector)s})) > 0
sum(namespace_memory:kube_pod_resource_request_or_kube_pod_container_resource_requests:sum{%(ignoringOverprovisionedWorkloadSelector)s}) - (sum(kube_node_status_allocatable{resource="memory", %(kubeStateMetricsSelector)s}) - max(kube_node_status_allocatable{resource="memory", %(kubeStateMetricsSelector)s})) > 0
and
(sum(kube_node_status_allocatable{resource="memory", %(kubeStateMetricsSelector)s}) - max(kube_node_status_allocatable{resource="memory", %(kubeStateMetricsSelector)s})) > 0
||| % $._config,
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12 changes: 6 additions & 6 deletions dashboards/resources/cluster.libsonnet
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Original file line number Diff line number Diff line change
Expand Up @@ -88,15 +88,15 @@ local var = g.dashboard.variable;
statPanel(
'CPU Requests Commitment',
'percentunit',
'sum(namespace_cpu:kube_pod_container_resource_requests:sum{%(clusterLabel)s="$cluster"}) / sum(kube_node_status_allocatable{%(kubeStateMetricsSelector)s,resource="cpu",%(clusterLabel)s="$cluster"})' % $._config
'sum(namespace_cpu:kube_pod_resource_request_or_kube_pod_container_resource_requests:sum{%(clusterLabel)s="$cluster"}) / sum(kube_node_status_allocatable{%(kubeStateMetricsSelector)s,resource="cpu",%(clusterLabel)s="$cluster"})' % $._config
)
+ stat.gridPos.withW(4)
+ stat.gridPos.withH(3),

statPanel(
'CPU Limits Commitment',
'percentunit',
'sum(namespace_cpu:kube_pod_container_resource_limits:sum{%(clusterLabel)s="$cluster"}) / sum(kube_node_status_allocatable{%(kubeStateMetricsSelector)s,resource="cpu",%(clusterLabel)s="$cluster"})' % $._config
'sum(namespace_cpu:kube_pod_resource_limit_or_kube_pod_container_resource_limits:sum{%(clusterLabel)s="$cluster"}) / sum(kube_node_status_allocatable{%(kubeStateMetricsSelector)s,resource="cpu",%(clusterLabel)s="$cluster"})' % $._config
)
+ stat.gridPos.withW(4)
+ stat.gridPos.withH(3),
Expand Down Expand Up @@ -148,19 +148,19 @@ local var = g.dashboard.variable;
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),

prometheus.new('${datasource}', 'sum(namespace_cpu:kube_pod_container_resource_requests:sum{%(clusterLabel)s="$cluster"}) by (namespace)' % $._config)
prometheus.new('${datasource}', 'sum(namespace_cpu:kube_pod_resource_request_or_kube_pod_container_resource_requests:sum{%(clusterLabel)s="$cluster"}) by (namespace)' % $._config)
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),

prometheus.new('${datasource}', 'sum(node_namespace_pod_container:container_cpu_usage_seconds_total:sum_irate{%(clusterLabel)s="$cluster"}) by (namespace) / sum(namespace_cpu:kube_pod_container_resource_requests:sum{%(clusterLabel)s="$cluster"}) by (namespace)' % $._config)
prometheus.new('${datasource}', 'sum(node_namespace_pod_container:container_cpu_usage_seconds_total:sum_irate{%(clusterLabel)s="$cluster"}) by (namespace) / sum(namespace_cpu:kube_pod_resource_request_or_kube_pod_container_resource_requests:sum{%(clusterLabel)s="$cluster"}) by (namespace)' % $._config)
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),

prometheus.new('${datasource}', 'sum(namespace_cpu:kube_pod_container_resource_limits:sum{%(clusterLabel)s="$cluster"}) by (namespace)' % $._config)
prometheus.new('${datasource}', 'sum(namespace_cpu:kube_pod_resource_limit_or_kube_pod_container_resource_limits:sum{%(clusterLabel)s="$cluster"}) by (namespace)' % $._config)
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),

prometheus.new('${datasource}', 'sum(node_namespace_pod_container:container_cpu_usage_seconds_total:sum_irate{%(clusterLabel)s="$cluster"}) by (namespace) / sum(namespace_cpu:kube_pod_container_resource_limits:sum{%(clusterLabel)s="$cluster"}) by (namespace)' % $._config)
prometheus.new('${datasource}', 'sum(node_namespace_pod_container:container_cpu_usage_seconds_total:sum_irate{%(clusterLabel)s="$cluster"}) by (namespace) / sum(namespace_cpu:kube_pod_resource_limit_or_kube_pod_container_resource_limits:sum{%(clusterLabel)s="$cluster"}) by (namespace)' % $._config)
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),
])
Expand Down
24 changes: 12 additions & 12 deletions dashboards/resources/multi-cluster.libsonnet
View file
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Original file line number Diff line number Diff line change
Expand Up @@ -68,13 +68,13 @@ local var = g.dashboard.variable;
statPanel(
'CPU Requests Commitment',
'percentunit',
'sum(kube_pod_container_resource_requests{%(kubeStateMetricsSelector)s, resource="cpu"}) / sum(kube_node_status_allocatable{%(kubeStateMetricsSelector)s, resource="cpu"})' % $._config
'sum(kube_pod_resource_request{%(kubeSchedulerSelector)s, resource="cpu"} or kube_pod_container_resource_requests{%(kubeStateMetricsSelector)s, resource="cpu"}) / sum(kube_node_status_allocatable{%(kubeSchedulerSelector)s, resource="cpu"} or kube_node_status_allocatable{%(kubeStateMetricsSelector)s, resource="cpu"})' % $._config
),

statPanel(
'CPU Limits Commitment',
'percentunit',
'sum(kube_pod_container_resource_limits{%(kubeStateMetricsSelector)s, resource="cpu"}) / sum(kube_node_status_allocatable{%(kubeStateMetricsSelector)s, resource="cpu"})' % $._config
'sum(kube_pod_resource_limit{%(kubeSchedulerSelector)s, resource="cpu"} or kube_pod_container_resource_limits{%(kubeStateMetricsSelector)s, resource="cpu"}) / sum(kube_node_status_allocatable{%(kubeSchedulerSelector)s, resource="cpu"} or kube_node_status_allocatable{%(kubeStateMetricsSelector)s, resource="cpu"})' % $._config
),

statPanel(
Expand All @@ -86,13 +86,13 @@ local var = g.dashboard.variable;
statPanel(
'Memory Requests Commitment',
'percentunit',
'sum(kube_pod_container_resource_requests{%(kubeStateMetricsSelector)s, resource="memory"}) / sum(kube_node_status_allocatable{%(kubeStateMetricsSelector)s, resource="memory"})' % $._config
'sum(kube_pod_resource_request{%(kubeSchedulerSelector)s, resource="memory"} or kube_pod_container_resource_requests{%(kubeStateMetricsSelector)s, resource="memory"}) / sum(kube_node_status_allocatable{%(kubeSchedulerSelector)s, resource="memory"} or kube_node_status_allocatable{%(kubeStateMetricsSelector)s, resource="memory"})' % $._config
),

statPanel(
'Memory Limits Commitment',
'percentunit',
'sum(kube_pod_container_resource_limits{%(kubeStateMetricsSelector)s, resource="memory"}) / sum(kube_node_status_allocatable{%(kubeStateMetricsSelector)s, resource="memory"})' % $._config
'sum(kube_pod_resource_limit{%(kubeSchedulerSelector)s, resource="memory"} or kube_pod_container_resource_limits{%(kubeStateMetricsSelector)s, resource="memory"}) / sum(kube_node_status_allocatable{%(kubeSchedulerSelector)s, resource="memory"} or kube_node_status_allocatable{%(kubeStateMetricsSelector)s, resource="memory"})' % $._config
),
],

Expand All @@ -110,16 +110,16 @@ local var = g.dashboard.variable;
prometheus.new('${datasource}', 'sum(node_namespace_pod_container:container_cpu_usage_seconds_total:sum_irate) by (%(clusterLabel)s)' % $._config)
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),
prometheus.new('${datasource}', 'sum(kube_pod_container_resource_requests{%(kubeStateMetricsSelector)s, resource="cpu"}) by (%(clusterLabel)s)' % $._config)
prometheus.new('${datasource}', 'sum(kube_pod_resource_request{%(kubeSchedulerSelector)s, resource="cpu"} or kube_pod_container_resource_requests{%(kubeStateMetricsSelector)s, resource="cpu"}) by (%(clusterLabel)s)' % $._config)
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),
prometheus.new('${datasource}', 'sum(node_namespace_pod_container:container_cpu_usage_seconds_total:sum_irate) by (%(clusterLabel)s) / sum(kube_pod_container_resource_requests{%(kubeStateMetricsSelector)s, resource="cpu"}) by (%(clusterLabel)s)' % $._config)
prometheus.new('${datasource}', 'sum(node_namespace_pod_container:container_cpu_usage_seconds_total:sum_irate) by (%(clusterLabel)s) / sum(kube_pod_resource_request{%(kubeSchedulerSelector)s, resource="cpu"} or kube_pod_container_resource_requests{%(kubeStateMetricsSelector)s, resource="cpu"}) by (%(clusterLabel)s)' % $._config)
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),
prometheus.new('${datasource}', 'sum(kube_pod_container_resource_limits{%(kubeStateMetricsSelector)s, resource="cpu"}) by (%(clusterLabel)s)' % $._config)
prometheus.new('${datasource}', 'sum(kube_pod_resource_limit{%(kubeSchedulerSelector)s, resource="cpu"} or kube_pod_container_resource_limits{%(kubeStateMetricsSelector)s, resource="cpu"}) by (%(clusterLabel)s)' % $._config)
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),
prometheus.new('${datasource}', 'sum(node_namespace_pod_container:container_cpu_usage_seconds_total:sum_irate) by (%(clusterLabel)s) / sum(kube_pod_container_resource_limits{%(kubeStateMetricsSelector)s, resource="cpu"}) by (%(clusterLabel)s)' % $._config)
prometheus.new('${datasource}', 'sum(node_namespace_pod_container:container_cpu_usage_seconds_total:sum_irate) by (%(clusterLabel)s) / sum(kube_pod_resource_limit{%(kubeSchedulerSelector)s, resource="cpu"} or kube_pod_container_resource_limits{%(kubeStateMetricsSelector)s, resource="cpu"}) by (%(clusterLabel)s)' % $._config)
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),
])
Expand Down Expand Up @@ -209,16 +209,16 @@ local var = g.dashboard.variable;
prometheus.new('${datasource}', 'sum(container_memory_rss{%(cadvisorSelector)s, container!=""}) by (%(clusterLabel)s)' % $._config)
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),
prometheus.new('${datasource}', 'sum(kube_pod_container_resource_requests{%(kubeStateMetricsSelector)s, resource="memory"}) by (%(clusterLabel)s)' % $._config)
prometheus.new('${datasource}', 'sum(kube_pod_resource_request{%(kubeSchedulerSelector)s, resource="memory"} or kube_pod_container_resource_requests{%(kubeStateMetricsSelector)s, resource="memory"}) by (%(clusterLabel)s)' % $._config)
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),
prometheus.new('${datasource}', 'sum(container_memory_rss{%(cadvisorSelector)s, container!=""}) by (%(clusterLabel)s) / sum(kube_pod_container_resource_requests{%(kubeStateMetricsSelector)s, resource="memory"}) by (%(clusterLabel)s)' % $._config)
prometheus.new('${datasource}', 'sum(container_memory_rss{%(cadvisorSelector)s, container!=""}) by (%(clusterLabel)s) / sum(kube_pod_resource_request{%(kubeSchedulerSelector)s, resource="memory"} or kube_pod_container_resource_requests{%(kubeStateMetricsSelector)s, resource="memory"}) by (%(clusterLabel)s)' % $._config)
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),
prometheus.new('${datasource}', 'sum(kube_pod_container_resource_limits{%(kubeStateMetricsSelector)s, resource="memory"}) by (%(clusterLabel)s)' % $._config)
prometheus.new('${datasource}', 'sum(kube_pod_resource_limit{%(kubeSchedulerSelector)s, resource="memory"} or kube_pod_container_resource_limits{%(kubeStateMetricsSelector)s, resource="memory"}) by (%(clusterLabel)s)' % $._config)
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),
prometheus.new('${datasource}', 'sum(container_memory_rss{%(cadvisorSelector)s, container!=""}) by (%(clusterLabel)s) / sum(kube_pod_container_resource_limits{%(kubeStateMetricsSelector)s, resource="memory"}) by (%(clusterLabel)s)' % $._config)
prometheus.new('${datasource}', 'sum(container_memory_rss{%(cadvisorSelector)s, container!=""}) by (%(clusterLabel)s) / sum(kube_pod_resource_limit{%(kubeSchedulerSelector)s, resource="memory"} or kube_pod_container_resource_limits{%(kubeStateMetricsSelector)s, resource="memory"}) by (%(clusterLabel)s)' % $._config)
+ prometheus.withInstant(true)
+ prometheus.withFormat('table'),
])
Expand Down
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