prometheus node exporter having trouble mounting root?
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good day!
i am currently trying to setup everything in my free trial to see if everything would be how i would need it, but i am getting a little trouble with the prometheus node exporter of the metrics exporter...
to make it short, here is what i get from describe pod and logs:
describe:
Name: logzio-k8s-telemetry-prometheus-node-exporter-7zzv8
Namespace: monitoring
Priority: 0
Service Account: logzio-k8s-telemetry-prometheus-node-exporter
Node: docker-desktop/192.168.65.4
Start Time: Tue, 01 Aug 2023 17:45:28 +0200
Labels: app=prometheus-node-exporter
chart=prometheus-node-exporter-3.3.0
controller-revision-hash=bf8fdc765
heritage=Helm
pod-template-generation=1
release=logzio-k8s-telemetry
Annotations: cluster-autoscaler.kubernetes.io/safe-to-evict: true
Status: Running
IP: 192.168.65.4
IPs:
IP: 192.168.65.4
Controlled By: DaemonSet/logzio-k8s-telemetry-prometheus-node-exporter
Containers:
node-exporter:
Container ID: docker://236b084a97754432048558be3197c388ec970c4b5ae2c734c54f01615ee5152a
Image: quay.io/prometheus/node-exporter:v1.3.1
Image ID: docker-pullable://quay.io/prometheus/node-exporter@sha256:f2269e73124dd0f60a7d19a2ce1264d33d08a985aed0ee6b0b89d0be470592cd
Port: 9101/TCP
Host Port: 9101/TCP
Args:
--path.procfs=/host/proc
--path.sysfs=/host/sys
--path.rootfs=/host/root
--web.listen-address=[$(HOST_IP)]:9101
State: Waiting
Reason: CrashLoopBackOff
Last State: Terminated
Reason: ContainerCannotRun
Message: path / is mounted on / but it is not a shared or slave mount
Exit Code: 128
Started: Tue, 01 Aug 2023 17:45:59 +0200
Finished: Tue, 01 Aug 2023 17:45:59 +0200
Ready: False
Restart Count: 3
Liveness: http-get http://:9101/ delay=0s timeout=1s period=10s #success=1 #failure=3
Readiness: http-get http://:9101/ delay=0s timeout=1s period=10s #success=1 #failure=3
Environment:
HOST_IP: 0.0.0.0
Mounts:
/host/proc from proc (ro)
/host/root from root (ro)
/host/sys from sys (ro)
Conditions:
Type Status
Initialized True
Ready False
ContainersReady False
PodScheduled True
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:
QoS Class: BestEffort
Node-Selectors: kubernetes.io/os=linux
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 52s default-scheduler Successfully assigned monitoring/logzio-k8s-telemetry-prometheus-node-exporter-7zzv8 to docker-desktop
Normal Pulled 21s (x4 over 51s) kubelet Container image "quay.io/prometheus/node-exporter:v1.3.1" already present on machine
Normal Created 21s (x4 over 51s) kubelet Created container node-exporter
Warning Failed 21s (x4 over 51s) 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 1s (x7 over 50s) kubelet Back-off restarting failed container node-exporter in pod logzio-k8s-telemetry-prometheus-node-exporter-7zzv8_monitoring(2f169e83-4057-4bcd-b3d6-7f620b251f0e)
logs:
failed to try resolving symlinks in path "/var/log/pods/monitoring_logzio-k8s-telemetry-prometheus-node-exporter-7zzv8_2f169e83-4057-4bcd-b3d6-7f620b251f0e/node-exporter/4.log": lstat /var/log/pods/monitoring_logzio-k8s-telemetry-prometheus-node-exporter-7zzv8_2f169e83-4057-4bcd-b3d6-7f620b251f0e/node-exporter/4.log: no such file or directory