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Task #9468
closedTest helm kube-prometheus-stack
Added by Nico Schottelius almost 3 years ago. Updated 4 months ago.
Start date:
07/01/2021
Due date:
% Done:
0%
Estimated time:
PM Check date:
Description
Installing using:
helm repo add prometheus-community https://prometheus-community.github.io/helm-charts helm repo update helm install kube-prometheus-stack prometheus-community/kube-prometheus-stack
Updated by Nico Schottelius almost 3 years ago
It's possible grafana does not listen on IPv6 by default:
node.kubernetes.io/unreachable:NoExecute op=Exists for 300s
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal Scheduled 5m53s default-scheduler Successfully assigned default/kube-prometheus-stack-grafana-5569d59c6d-zk8cw to server48
Normal Pulling 5m46s kubelet Pulling image "quay.io/kiwigrid/k8s-sidecar:1.12.2"
Normal Pulled 58s kubelet Successfully pulled image "quay.io/kiwigrid/k8s-sidecar:1.12.2" in 4m47.048230693s
Normal Created 52s kubelet Created container grafana-sc-datasources
Normal Started 51s kubelet Started container grafana-sc-datasources
Normal Pulled 49s kubelet Container image "quay.io/kiwigrid/k8s-sidecar:1.12.2" already present on machine
Normal Created 47s kubelet Created container grafana-sc-dashboard
Normal Started 47s kubelet Started container grafana-sc-dashboard
Normal Pulling 47s kubelet Pulling image "grafana/grafana:8.0.3"
Normal Pulled 30s kubelet Successfully pulled image "grafana/grafana:8.0.3" in 16.883716549s
Normal Created 15s kubelet Created container grafana
Normal Started 14s kubelet Started container grafana
Warning Unhealthy 3s (x3 over 13s) kubelet Readiness probe failed: Get "http://[2a0a:e5c0:13:e1:9b19:7142:bebb:4dac]:3000/api/health": dial tcp [2a0a:e5c0:13:e1:9b19:7142:bebb:4dac]:3000: connect: connection refused
Correction, it just needed time:
[15:58] bridge:generic% curl http://[2a0a:e5c0:13:e1:9b19:7142:bebb:4dac]:3000/api/health
{
"commit": "cae5c5e46b",
"database": "ok",
"version": "8.0.3"
}% [16:00] bridge:generic%
OTOH, the kube-prometheus-stack-prometheus-node-exporter does not come up due to shared option missing:
Volumes:
proc:
Type: HostPath (bare host directory volume)
Path: /proc
HostPathType:
sys:
Type: HostPath (bare host directory volume)
Path: /sys
HostPathType:
root:
Type: HostPath (bare host directory volume)
Path: /
HostPathType:
kube-api-access-4jktf:
Type: Projected (a volume that contains injected data from multiple sources)
TokenExpirationSeconds: 3607
ConfigMapName: kube-root-ca.crt
ConfigMapOptional: <nil>
DownwardAPI: true
QoS Class: BestEffort
Node-Selectors: <none>
Tolerations: :NoSchedule op=Exists
node.kubernetes.io/disk-pressure:NoSchedule op=Exists
node.kubernetes.io/memory-pressure:NoSchedule op=Exists
node.kubernetes.io/network-unavailable:NoSchedule op=Exists
node.kubernetes.io/not-ready:NoExecute op=Exists
node.kubernetes.io/pid-pressure:NoSchedule op=Exists
node.kubernetes.io/unreachable:NoExecute op=Exists
node.kubernetes.io/unschedulable:NoSchedule op=Exists
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal Scheduled 8m7s default-scheduler Successfully assigned default/kube-prometheus-stack-prometheus-node-exporter-zkz77 to server47
Normal Pulled 6m50s (x5 over 8m3s) kubelet Container image "quay.io/prometheus/node-exporter:v1.1.2" already present on machine
Normal Created 6m49s (x5 over 8m1s) kubelet Created container node-exporter
Warning Failed 6m48s (x5 over 8m) kubelet Error: failed to start container "node-exporter": Error response from daemon: path / is mounted on / but it is not a shared or slave mount
Warning BackOff 2m54s (x30 over 7m56s) kubelet Back-off restarting failed container
[16:01] bridge:~%
Updated by Nico Schottelius 4 months ago
- Status changed from In Progress to Closed
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