λ²κ·Έλ₯Όλ³΄κ³ ν λμ΄ ν νλ¦Ώμ μ¬μ©νκ³ κ°λ₯ν ν λ§μ μ 보λ₯Ό μ 곡νμμμ€. κ·Έλ κ²νμ§ μμΌλ©΄ λ²κ·Έκ° μ μμ ν΄κ²°λμ§ μμ μ μμ΅λλ€. κ°μ¬!
λ¬΄μ¨ μΌμ΄ μΌμ΄ λ¬λκ° : μ΅κ·Όμ λμ€ν¬ μλ ₯μΌλ‘ μΈν μ¬λ¬ ν΄κ±°λ₯Ό λͺ©κ²©νμ΅λλ€.
$$$ kubectl get pod kumo-go-api-d46f56779-jl6s2 --namespace=kumo-main -o yaml
apiVersion: v1
kind: Pod
metadata:
creationTimestamp: 2018-12-06T10:05:25Z
generateName: kumo-go-api-d46f56779-
labels:
io.kompose.service: kumo-go-api
pod-template-hash: "802912335"
name: kumo-go-api-d46f56779-jl6s2
namespace: kumo-main
ownerReferences:
- apiVersion: extensions/v1beta1
blockOwnerDeletion: true
controller: true
kind: ReplicaSet
name: kumo-go-api-d46f56779
uid: c0a9355e-f780-11e8-b336-42010aa80057
resourceVersion: "11617978"
selfLink: /api/v1/namespaces/kumo-main/pods/kumo-go-api-d46f56779-jl6s2
uid: 7337e854-f93e-11e8-b336-42010aa80057
spec:
containers:
- env:
- redacted...
image: gcr.io/<redacted>/kumo-go-api<strong i="8">@sha256</strong>:c6a94fc1ffeb09ea6d967f9ab14b9a26304fa4d71c5798acbfba5e98125b81da
imagePullPolicy: Always
name: kumo-go-api
ports:
- containerPort: 5000
protocol: TCP
resources: {}
terminationMessagePath: /dev/termination-log
terminationMessagePolicy: File
volumeMounts:
- mountPath: /var/run/secrets/kubernetes.io/serviceaccount
name: default-token-t6jkx
readOnly: true
dnsPolicy: ClusterFirst
nodeName: gke-kumo-customers-n1-standard-1-pree-0cd7990c-jg9s
restartPolicy: Always
schedulerName: default-scheduler
securityContext: {}
serviceAccount: default
serviceAccountName: default
terminationGracePeriodSeconds: 30
tolerations:
- effect: NoExecute
key: node.kubernetes.io/not-ready
operator: Exists
tolerationSeconds: 300
- effect: NoExecute
key: node.kubernetes.io/unreachable
operator: Exists
tolerationSeconds: 300
volumes:
- name: default-token-t6jkx
secret:
defaultMode: 420
secretName: default-token-t6jkx
status:
message: 'The node was low on resource: nodefs.'
phase: Failed
reason: Evicted
startTime: 2018-12-06T10:05:25Z
kubectl get events
λ₯Ό μ΄ν΄λ³΄λ©΄ λ€μ κ²½κ³ κ° νμλ©λλ€.
$$$ kubectl get events
LAST SEEN FIRST SEEN COUNT NAME KIND SUBOBJECT TYPE REASON SOURCE MESSAGE
2m 13h 152 gke-kumo-customers-n1-standard-1-pree-0cd7990c-jg9s.156e07f40b90ed91 Node Warning ImageGCFailed kubelet, gke-kumo-customers-n1-standard-1-pree-0cd7990c-jg9s (combined from similar events): failed to garbage collect required amount of images. Wanted to free 473948979 bytes, but freed 0 bytes
37m 37m 1 gke-kumo-customers-n1-standard-1-pree-0cd7990c-jg9s.156e3127ebc715c3 Node Warning ImageGCFailed kubelet, gke-kumo-customers-n1-standard-1-pree-0cd7990c-jg9s failed to garbage collect required amount of images. Wanted to free 473674547 bytes, but freed 0 bytes
μ’ λ κΉμ΄ νκ³ λ€κΈ° :
$$$ kubectl get event gke-kumo-customers-n1-standard-1-pree-0cd7990c-jg9s.156e07f40b90ed91 -o yaml
apiVersion: v1
count: 153
eventTime: null
firstTimestamp: 2018-12-07T11:01:06Z
involvedObject:
kind: Node
name: gke-kumo-customers-n1-standard-1-pree-0cd7990c-jg9s
uid: gke-kumo-customers-n1-standard-1-pree-0cd7990c-jg9s
kind: Event
lastTimestamp: 2018-12-08T00:16:09Z
message: '(combined from similar events): failed to garbage collect required amount
of images. Wanted to free 474006323 bytes, but freed 0 bytes'
metadata:
creationTimestamp: 2018-12-07T11:01:07Z
name: gke-kumo-customers-n1-standard-1-pree-0cd7990c-jg9s.156e07f40b90ed91
namespace: default
resourceVersion: "381976"
selfLink: /api/v1/namespaces/default/events/gke-kumo-customers-n1-standard-1-pree-0cd7990c-jg9s.156e07f40b90ed91
uid: 65916e4b-fa0f-11e8-ae9a-42010aa80058
reason: ImageGCFailed
reportingComponent: ""
reportingInstance: ""
source:
component: kubelet
host: gke-kumo-customers-n1-standard-1-pree-0cd7990c-jg9s
type: Warning
μ€μ λ‘ μ¬κΈ°μλ κ±°μ μμ΅λλ€. μ΄ λ©μμ§λ ImageGCκ° μμλ μ΄μ λλ λ λ§μ 곡κ°μ 볡ꡬ ν μμλ μ΄μ μ λν΄μλ μΈκΈνμ§ μμ΅λλ€.
μμλλ μν© : Image GCκ° μ¬λ°λ₯΄κ² μλνκ±°λ μ΅μν λμ€ν¬ 곡κ°μ΄ λΆμ‘±ν λ Έλμ ν¬λλ₯Ό μμ½νμ§ λͺ»ν©λλ€.
μ¬ν λ°©λ² (κ°λ₯ν ν μ΅μνμΌλ‘ μ ννκ²) : λμ€ν¬ μλ ₯μ λμ΄κΈ° μν΄ λ Έλμμ κ°λ₯ν ν λ§μ ν¬λλ₯Ό μ€ννκ³ μ€μ§ν©λλ€. κ·Έλ° λ€μ μ΄λ¬ν μ€λ₯λ₯Ό κ΄μ°°νμμμ€.
μ°λ¦¬κ° μμμΌ ν λ€λ₯Έ κ²μ΄ μμ΅λκΉ? : ν΄λΉ μ¬ν μμ
νκ²½ :
kubectl version
) :Client Version: version.Info{Major:"1", Minor:"10", GitVersion:"v1.10.7", GitCommit:"0c38c362511b20a098d7cd855f1314dad92c2780", GitTreeState:"clean", BuildDate:"2018-08-20T10:09:03Z", GoVersion:"go1.9.3", Compiler:"gc", Platform:"darwin/amd64"}
Server Version: version.Info{Major:"1", Minor:"10+", GitVersion:"v1.10.7-gke.11", GitCommit:"fa90543563c9cfafca69128ce8cd9ecd5941940f", GitTreeState:"clean", BuildDate:"2018-11-08T20:22:21Z", GoVersion:"go1.9.3b4", Compiler:"gc", Platform:"linux/amd64"}
uname -a
) : Darwin D-10-19-169-80.dhcp4.washington.edu 18.0.0 Darwin Kernel Version 18.0.0: Wed Aug 22 20:13:40 PDT 2018; root:xnu-4903.201.2~1/RELEASE_X86_64 x86_64
/ μ’
λ₯μ λ²κ·Έ
/ sig gcp
λ°©κΈ λ§μ€ν° λ²μ κ³Ό λ Έλλ₯Ό 1.11.3-gke.18λ‘ μ κ·Έλ μ΄λνμ¬ λμμ΄λλμ§ νμΈνμ§λ§ μ¬μ ν λκ°μ λ΄μ©μ΄ νμλ©λλ€.
FWIW "λΆν λμ€ν¬ ν¬κΈ° (GB (λ Έλ λΉ))"κ° μ΅μ 10Gbλ‘ μ€μ λμμ΅λλ€.
@samuela λ¬Έμ μ λν μ λ°μ΄νΈκ° μμ΅λκΉ? λλ κ°μ λ¬Έμ λ₯Ό λ³Έλ€.
@hgokavarapuz λ΄κ° λ€μλ ν μ λ°μ΄νΈκ° μμ΅λλ€. Defλ GKEμ μ¬κ°ν λ¬Έμ μΈ κ² κ°μ΅λλ€.
@samuela AWSμμμ΄ λ¬Έμ λ₯Ό 보μμ§λ§ λ€λ₯Έ AMIλ₯Ό μ¬μ©νμ¬ ν΄κ²°ν μμμμ΅λλ€. AMIμ μ°¨μ΄μ μ 무μμΈμ§ νμΈν΄μΌν©λλ€.
@hgokavarapuz ν₯λ―Έ
μ΄ λ¬Έμ μ μμΈμ μ νν λλ²κΉ ν΄μΌν©λλ€.
2018 λ 12 μ 12 μΌ μμμΌ μ€ν 1:23 samuela [email protected] μ λ€μκ³Ό κ°μ΄ μΌμ΅λλ€.
@hgokavarapuz https://github.com/hgokavarapuz ν₯λ―Έλ‘μ΄ ...
λ Έλ OS / μ€μ κ³Ό κ΄λ ¨μ΄ μμ΅λλ€.β
λΉμ μ΄ μΈκΈ λμκΈ° λλ¬Έμ μ΄κ²μ λ°κ³ μμ΅λλ€.
μ΄ μ΄λ©μΌμ μ§μ λ΅μ₯νκ³ GitHubμμ νμΈνμΈμ.
https://github.com/kubernetes/kubernetes/issues/71869#issuecomment-446748663 ,
λλ μ€λ λ μμκ±°
https://github.com/notifications/unsubscribe-auth/AmWWLdQjFnWgM5jeutfY6YqJBQ9l2l8gks5u4XO2gaJpZM4ZJWSq
.
-
κ°μ¬ν©λλ€
ν€λ§ μ€
@hgokavarapuz λ kubelet λ‘κ·Έμμ λ¨μλ₯Ό νμΈν©λλ€.
μΌλΆ μ νλ ν¬κΈ°λ‘ EBS λ³Όλ₯¨μ / var ν΄λκ° λ§μ΄νΈλμ΄μλ AMIμμ Docker 컨ν μ΄λ μμ±μ λ¬Έμ κ° λ°μνλ λ¬Έμ λ₯Ό ν΄κ²°ν μμμμ΅λλ€. λ‘κ·Έμμ μ§μ μ μΌλ‘λ λͺ ννμ§ μμμ§λ§ κ³΅κ° λ° κΈ°ν μ¬νμ νμΈνλ©΄ λͺ ννμ΅λλ€.
@hgokavarapuz μ΄κ²μ΄ μ€μ λ‘ λ¬Έμ λ₯Ό ν΄κ²°νκ³ λ²κ·Έκ° λ°μνκΈ° μν΄ λ λ§μ μ΄λ―Έμ§ λ€μ΄λ‘λκ° νμνμ§ μλ€κ³ νμ ν©λκΉ?
μ κ²½μ°μλ μ΄κ²μ΄ GKE νμ© λμ€ν¬ ν¬κΈ° λ΄μμ λ°μνκΈ° λλ¬Έμ μ μ΄λ μ¬κΈ° GKEμλ μ¬μ ν μΌμ’ μ λ²κ·Έκ° μλ€κ³ λ§νκ³ μΆμ΅λλ€.
μ΄ μ€λ₯κ° λ°μνμ§ μκ³ λ Έλμμ kubernetesλ₯Ό μ€ννκΈ° μν΄ νμν μ΅μ λμ€ν¬ ν¬κΈ°μ λν΄ μΌμ’ μ 곡μμ μΈ μ μ₯μ κ°λ κ²λ μ’μ΅λλ€. κ·Έλ μ§ μμΌλ©΄ kubernetesλ₯Ό μ€ννκΈ°μν μ¬μ λ΄μ μμΌλ €λ©΄ λ³Όλ₯¨μ΄ μΌλ§λ 컀μΌνλμ§ μ νν μ μ μμ΅λλ€.
@samuela λλ GKEμμ μλνμ§ μμμ§λ§ μΌλΆ AMIμ AWS λ¬Έμ μμ΅λλ€. GKEμ λ¬Έμ κ°μμ μ μμ΅λλ€.
GKE v1.11.5-gke.4μμλ λΉμ·ν λ¬Έμ κ° λ°μν©λλ€. λ€μ μ΄λ²€νΈμμ λ³Ό μ μλ―μ΄ GCκ° λ°λΌ κ°μ§ λͺ»νλ λ¬Έμ κ°μλ κ² κ°μ΅λλ€.
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Warning FreeDiskSpaceFailed 47m kubelet, gke-v11-service-graph-pool-c6e93d11-k6h6 failed to garbage collect required amount of images. Wanted to free 758374400 bytes, but freed 375372075 bytes
Warning FreeDiskSpaceFailed 42m kubelet, gke-v11-service-graph-pool-c6e93d11-k6h6 failed to garbage collect required amount of images. Wanted to free 898760704 bytes, but freed 0 bytes
Warning ImageGCFailed 42m kubelet, gke-v11-service-graph-pool-c6e93d11-k6h6 failed to garbage collect required amount of images. Wanted to free 898760704 bytes, but freed 0 bytes
Normal NodeHasDiskPressure 37m kubelet, gke-v11-service-graph-pool-c6e93d11-k6h6 Node gke-v11-service-graph-pool-c6e93d11-k6h6 status is now: NodeHasDiskPressure
Warning FreeDiskSpaceFailed 37m kubelet, gke-v11-service-graph-pool-c6e93d11-k6h6 failed to garbage collect required amount of images. Wanted to free 1430749184 bytes, but freed 0 bytes
Warning ImageGCFailed 37m kubelet, gke-v11-service-graph-pool-c6e93d11-k6h6 failed to garbage collect required amount of images. Wanted to free 1430749184 bytes, but freed 0 bytes
Warning EvictionThresholdMet 36m (x21 over 37m) kubelet, gke-v11-service-graph-pool-c6e93d11-k6h6 Attempting to reclaim ephemeral-storage
Warning ImageGCFailed 32m kubelet, gke-v11-service-graph-pool-c6e93d11-k6h6 failed to garbage collect required amount of images. Wanted to free 1109360640 bytes, but freed 0 bytes
Warning FreeDiskSpaceFailed 27m kubelet, gke-v11-service-graph-pool-c6e93d11-k6h6 failed to garbage collect required amount of images. Wanted to free 1367126016 bytes, but freed 0 bytes
Warning ImageGCFailed 22m kubelet, gke-v11-service-graph-pool-c6e93d11-k6h6 failed to garbage collect required amount of images. Wanted to free 1885589504 bytes, but freed 0 bytes
Warning FreeDiskSpaceFailed 17m kubelet, gke-v11-service-graph-pool-c6e93d11-k6h6 failed to garbage collect required amount of images. Wanted to free 2438008832 bytes, but freed 0 bytes
Warning FreeDiskSpaceFailed 12m kubelet, gke-v11-service-graph-pool-c6e93d11-k6h6 failed to garbage collect required amount of images. Wanted to free 2223022080 bytes, but freed 0 bytes
Warning ImageGCFailed 7m kubelet, gke-v11-service-graph-pool-c6e93d11-k6h6 failed to garbage collect required amount of images. Wanted to free 2358378496 bytes, but freed 0 bytes
Normal NodeHasNoDiskPressure 2m (x4 over 4h) kubelet, gke-v11-service-graph-pool-c6e93d11-k6h6 Node gke-v11-service-graph-pool-c6e93d11-k6h6 status is now: NodeHasNoDiskPressure
kubelet λ‘κ·Έλ₯Ό μ€μΊνλ©΄ λ€μ νλͺ©μ΄ νμλ©λλ€.
Feb 07 21:15:31 gke-v11-service-graph-pool-c6e93d11-k6h6 kubelet[1594]: I0207 21:15:31.447179 1594 image_gc_manager.go:300] [imageGCManager]: Disk usage on image filesystem is at 99% which is over the high threshold (85%). Trying to free 2358378496 byte
Feb 07 21:15:31 gke-v11-service-graph-pool-c6e93d11-k6h6 kubelet[1594]: E0207 21:15:31.452366 1594 kubelet.go:1253] Image garbage collection failed multiple times in a row: failed to garbage collect required amount of images. Wanted to free 2358378496 b
Feb 07 21:15:31 gke-v11-service-graph-pool-c6e93d11-k6h6 kubelet[1594]: I0207 21:15:31.711566 1594 kuberuntime_manager.go:513] Container {Name:metadata-agent Image:gcr.io/stackdriver-agents/stackdriver-metadata-agent:0.2-0.0.21-1 Command:[] Args:[-o Kub
Feb 07 21:15:32 gke-v11-service-graph-pool-c6e93d11-k6h6 kubelet[1594]: I0207 21:15:32.004882 1594 cloud_request_manager.go:89] Requesting node addresses from cloud provider for node "gke-v11-service-graph-pool-c6e93d11-k6h6"
Feb 07 21:15:32 gke-v11-service-graph-pool-c6e93d11-k6h6 kubelet[1594]: I0207 21:15:32.008529 1594 cloud_request_manager.go:108] Node addresses from cloud provider for node "gke-v11-service-graph-pool-c6e93d11-k6h6" collected
Feb 07 21:15:34 gke-v11-service-graph-pool-c6e93d11-k6h6 kubelet[1594]: I0207 21:15:34.817530 1594 kube_docker_client.go:348] Stop pulling image "gcr.io/stackdriver-agents/stackdriver-logging-agent:0.8-1.6.2-1": "e807eb07af89: Extracting [==============
Feb 07 21:15:34 gke-v11-service-graph-pool-c6e93d11-k6h6 kubelet[1594]: E0207 21:15:34.817616 1594 remote_image.go:108] PullImage "gcr.io/stackdriver-agents/stackdriver-logging-agent:0.8-1.6.2-1" from image service failed: rpc error: code = Unknown desc
Feb 07 21:15:34 gke-v11-service-graph-pool-c6e93d11-k6h6 kubelet[1594]: E0207 21:15:34.817823 1594 kuberuntime_manager.go:733] container start failed: ErrImagePull: rpc error: code = Unknown desc = failed to register layer: Error processing tar file(exi
Feb 07 21:15:35 gke-v11-service-graph-pool-c6e93d11-k6h6 kubelet[1594]: W0207 21:15:35.057924 1594 kubelet_getters.go:264] Path "/var/lib/kubelet/pods/652e958e-2b1d-11e9-827c-42010a800fdc/volumes" does not exist
Feb 07 21:15:35 gke-v11-service-graph-pool-c6e93d11-k6h6 kubelet[1594]: I0207 21:15:35.058035 1594 eviction_manager.go:400] eviction manager: pods fluentd-gcp-v3.1.1-spdfd_kube-system(652e958e-2b1d-11e9-827c-42010a800fdc) successfully cleaned up
Feb 07 21:15:35 gke-v11-service-graph-pool-c6e93d11-k6h6 kubelet[1594]: E0207 21:15:35.091740 1594 pod_workers.go:186] Error syncing pod 7e06145a-2b1d-11e9-827c-42010a800fdc ("fluentd-gcp-v3.1.1-bgdg6_kube-system(7e06145a-2b1d-11e9-827c-42010a800fdc)"),
Feb 07 21:15:35 gke-v11-service-graph-pool-c6e93d11-k6h6 kubelet[1594]: W0207 21:15:35.179545 1594 eviction_manager.go:329] eviction manager: attempting to reclaim ephemeral-storage
μ€ν 리μ§λ₯Ό μΆ©λΆν λΉ λ₯΄κ² νμνκΈ° μν΄ λκ° GCλ₯Ό 보μ νκ³ μλ κ² κ°μ΅λλ€. λ Έλλ κ²°κ΅ λ³΅κ΅¬λλ κ²μ²λΌ 보μ΄μ§λ§ νλ‘μΈμ€μμ μΌλΆ ν¬λκ° μ κ±°λ©λλ€.
λμΌν λ¬Έμ κ° λ°μν©λλ€. AWSμ kopsλ₯Ό μ¬μ©νμ¬ μ€νμ λ°°ν¬νμΌλ©° k8s λ²μ μ 1.11.6μ λλ€. λ¬Έμ λ λμ€ν¬ μλ ₯μ΄ λ°μνμ λ μ£ΌλΉ μ ν리μΌμ΄μ λ€μ΄ νμμ΄ λ°μνλ€λ κ²μ λλ€.
μ¬κΈ°μ κ°μ λ¬Έμ . λλ κ·Έκ²μ κ³ μΉ κ²μ΄λΌκ³ μκ°νλ©΄μ ebs λ³Όλ₯¨μ νμ₯νμ΅λλ€.
μ¬μ©
ami k8s-1.10-debian-jessie-amd64-hvm-ebs-2018-08-17 (ami-009b9699070ffc46f)
λλ λΉμ·ν λ¬Έμ μ μ§λ©΄νμ§λ§ AKSμμ. az cli
λ‘ ν΄λ¬μ€ν°λ₯Ό μΆμ ν λ€μ νμ₯νλ©΄ μ λ
Έλκ° κΉ¨λνλ€κ³ ββμκ°ν μ μμ΅λλ€.
$ kubectl get no
NAME STATUS ROLES AGE VERSION
aks-agentpool-11344223-0 Ready agent 77d v1.12.4
aks-agentpool-11344223-1 Ready agent 9h v1.12.4
aks-agentpool-11344223-2 Ready agent 9h v1.12.4
aks-agentpool-11344223-3 Ready agent 9h v1.12.4
aks-agentpool-11344223-4 Ready agent 9h v1.12.4
aks-agentpool-11344223-5 Ready agent 9h v1.12.4
κ·Έμ€ νλμ sshνλ©΄ λ€μκ³Ό κ°μ μ€λλ μ΄λ―Έμ§λ₯Ό λ§μ΄ λ³Ό μ μμ΅λλ€.
$ docker images | grep addon-resizer
k8s.gcr.io/addon-resizer 1.8.4 5ec630648120 6 months ago 38.3MB
k8s.gcr.io/addon-resizer 1.8.1 6c0dbeaa8d20 17 months ago 33MB
k8s.gcr.io/addon-resizer 1.7 9b0815c87118 2 years ago 39MB
λλ
$ docker images | grep k8s.gcr.io/cluster-autoscaler
k8s.gcr.io/cluster-autoscaler v1.14.0 ef6c40006faf 7 weeks ago 142MB
k8s.gcr.io/cluster-autoscaler v1.13.2 0f47d27d8e0d 2 months ago 137MB
k8s.gcr.io/cluster-autoscaler v1.12.3 9119261ec106 2 months ago 232MB
k8s.gcr.io/cluster-autoscaler v1.3.7 c711df426ac6 2 months ago 217MB
k8s.gcr.io/cluster-autoscaler v1.12.2 d67faca6c0aa 3 months ago 232MB
k8s.gcr.io/cluster-autoscaler v1.13.1 39c073d73c1e 5 months ago 137MB
k8s.gcr.io/cluster-autoscaler v1.3.4 6168be341178 6 months ago 217MB
k8s.gcr.io/cluster-autoscaler v1.3.3 bd9362bb17a5 7 months ago 217MB
k8s.gcr.io/cluster-autoscaler v1.2.2 2378f4474aa3 11 months ago 209MB
k8s.gcr.io/cluster-autoscaler v1.1.2 e137f4b4d451 14 months ago 198MB
μλμ λ§μ μ€λ₯κ° νμλλ―λ‘ λ―ΈμΉ μ§μ λλ€.
Type Reason Age From Message
---- ------ ---- ---- -------
Warning FreeDiskSpaceFailed 15m kubelet, aks-agentpool-11344223-5 failed to garbage collect required amount of images. Wanted to free 1297139302 bytes, but freed 0 bytes
Warning FreeDiskSpaceFailed 10m kubelet, aks-agentpool-11344223-5 failed to garbage collect required amount of images. Wanted to free 1447237222 bytes, but freed 0 bytes
Warning ImageGCFailed 10m kubelet, aks-agentpool-11344223-5 failed to garbage collect required amount of images. Wanted to free 1447237222 bytes, but freed 0 bytes
@samuela :μ΄ λ¬Έμ μλ μκ·Έ λ μ΄λΈμ΄ μμ΅λλ€. λ€μ μ€ νλλ₯Ό μ¬μ©νμ¬ μλͺ λ μ΄λΈμ μΆκ°νμμμ€.
μλͺ
μΈκΈ : @kubernetes/sig-<group-name>-<group-suffix>
μ : @kubernetes/sig-contributor-experience-<group-suffix>
κΈ°μ¬μ κ²½ν μκ·Έμ μ리기, λλ
μλμΌλ‘ λ μ΄λΈ μ§μ : /sig <group-name>
μ : /sig scalability
sig/scalability
λ μ΄λΈ μ μ©
μ°Έκ³ : λ°©λ² 1μ κ·Έλ£Ήμ λν μ΄λ©μΌμ νΈλ¦¬κ±°ν©λλ€. κ·Έλ£Ή λͺ©λ‘μ μ°Έμ‘°νμμμ€.
λ°©λ² 1μ <group-suffix>
λ _ λ²κ·Έ, κΈ°λ₯ μμ², ν보 κ²ν , ν
μ€νΈ μ€ν¨, μ μ _ μ€ νλλ‘ λ체λμ΄μΌ
PR λκΈμ μ¬μ©νμ¬ λμ μνΈ μμ©νλ λ°©λ²μ μ¬κΈ°μμ νμΈν μ kubernetes / test-infra μ μ₯μμ λ¬Έμ λ₯Ό μ μΆνμΈμ.
λλ v1.11.10μ μ¬μ©νμ¬ Openstackμμ μ΄κ²μ μΉκ³ μμ΅λλ€.
λ Έλμ λμ€ν¬ 곡κ°μ΄ μμ ν λΆμ‘±νκ³ kubelet λ‘κ·Έλ μ΄μ λ€μμ 루νμ λλ€.
E1029 06:41:37.397348 8907 remote_runtime.go:278] ContainerStatus "redacted" from runtime service failed: rpc error: code = Unknown desc = unable to inspect docker image "sha256:redacted" while inspecting docker container "redacted": no such image: "sha256:redacted"
Oct 29 06:41:37 node-name bash[8907]: E1029 06:41:37.397378 8907 kuberuntime_container.go:391] ContainerStatus for redacted error: rpc error: code = Unknown desc = unable to inspect docker image "sha256:redacted" while inspecting docker container "redacted": no such image: "sha256:redacted"
Oct 29 06:41:37 node-name bash[8907]: E1029 06:41:37.397388 8907 kuberuntime_manager.go:873] getPodContainerStatuses for pod "coredns-49t6c_kube-system(redacted)" failed: rpc error: code = Unknown desc = unable to inspect docker image "sha256:redacted" while inspecting docker container "redacted": no such image: "sha256:redacted"
Oct 29 06:41:37 node-name bash[8907]: E1029 06:41:37.397404 8907 generic.go:241] PLEG: Ignoring events for pod coredns-49t6c/kube-system: rpc error: code = Unknown desc = unable to inspect docker image "sha256:redacted" while inspecting docker container "redacted": no such image: "sha256:redacted"
μ μκ² λ¬Έμ λ 짧μ μκ°μ λ§μ λμ€ν¬ 곡κ°μ μ°¨μ§νλ 컨ν μ΄λλ‘ μΈν΄ λ°μνμ΅λλ€. μ΄κ²μ μ¬λ¬ λ Έλμμ λ°μνμ΅λλ€. 컨ν μ΄λκ° μ κ±°λμμ§λ§ (λ Έλμ λͺ¨λ ν¬λκ° μ κ±°λ¨) kubeletμ΄ λμ€ν¬λ₯Ό νμνμ§ μμμ΅λλ€.
μ΄ μμ
μ μννλ 컨ν
μ΄λλ₯Ό μ°Ύκ³ μλμΌλ‘ μμ νκΈ° μν΄ du /var/lib/docker/overlay -h | sort -h
ν΄μΌνμ΅λλ€. μ΄κ²μ Disk Pressure
μμ λ
Έλλ₯Ό κ°μ Έ μκ³ λ³΅κ΅¬λμμ΅λλ€ (κ·Έ μ€ νλλ reboot -f
).
μ΄κ²μ λμκ²λ μΌμ΄λκ³ μμ΅λλ€. EKS ν΄λ¬μ€ν°μ 8 κ°μ λ Έλκ° μμΌλ©° μ΄λ€ μ΄μ λ‘ ν λ Έλμλ§μ΄ GC λ¬Έμ κ° μμ΅λλ€. μ΄κ²μ λ λ² λ°μνμΌλ©° μλ λ¨κ³λ λ¬Έμ λ₯Ό ν΄κ²°νκΈ° μν΄ μν ν μμ μ λλ€. λꡬλ μ§ μ΄κ²μ μννλ λ λμ / μ§μλλ λ°©λ²μ μκ³ μμ΅λκΉ? https://kubernetes.io/docs/tasks/administer-cluster/cluster-management/#maintenance -on-a-node
κ°μ λ¬Έμ μ μ§λ©΄νμ΅λλ€.
kubectl drain --delete-local-data --ignore-daemonsets $NODE_IP && kubectl uncordon $NODE_IP
μ (λ) λμ€ν¬ μ μ₯μλ₯Ό μ 리νκΈ°μ μΆ©λΆνμ΅λλ€.
FWIW "λΆν λμ€ν¬ ν¬κΈ° (GB (λ Έλ λΉ))"κ° μ΅μ 10Gbλ‘ μ€μ λμμ΅λλ€.
λλ¨ν κ°μ¬ν©λλ€. κ·Έκ²μ λμ ν¨κ» μΌνμ΅λλ€
/ μκ·Έ λ Έλ
@ HayTran94 @samuela @KIVagant @dattim
realImageGCManager # freeSpaceλ νΉμ μ΄λ―Έμ§κ° GCμ μ ν©νμ§ μμ κ²½μ° λ 벨 5μ λ‘κ·Έλ₯Ό κ°μ΅λλ€.
μ
if image.lastUsed.Equal(freeTime) || image.lastUsed.After(freeTime) {
klog.V(5).Infof("Image ID %s has lastUsed=%v which is >= freeTime=%v, not eligible for garbage collection", image.id, image.lastUsed, freeTime)
continue
λ‘κ·Έ μμ€μ 5λ‘ μ€μ νκ³ realImageGCManager # freeSpaceμμ μ 곡νλ λ¨μκ° μλμ§ νμΈν μ μμ΅λκΉ?
κ°μ¬
λΏ‘ λΉ΅λ¨
κ²μ ν λ‘κ·Έμμ :
no such image: "sha256:redacted"
κΈ°λ³Έ μ΄λ―Έμ§κ° μλμ§ μ¬λΆλ₯Ό νμΈν κΈ°νκ° μμμ΅λκΉ?
κ°μ¬
μ΄ λ£¨νμμ λλ₯Ό μ§μΌμ£ΌμΈμ.
μ΄ μ΄λ©μΌμ λ³΅μ¬ λ μ΄μ λ₯Ό μ λͺ¨λ₯΄κ² μ΅λλ€.
κ°μ¬ν©λλ€.
Ashutosh Singh
2020 λ 4 μ 13 μΌ μμμΌ 00:21 Zhihong Yu [email protected] μμ± :
@rubencabrera https://github.com/rubencabrera
κ²μ ν λ‘κ·Έμμ :ν΄λΉ μ΄λ―Έμ§ μμ : "sha256 : redacted"
κΈ°λ³Έ μ΄λ―Έμ§κ° μ‘΄μ¬νλμ§ μ¬λΆλ₯Ό νμΈν κΈ°νκ° μμμ΅λκΉ?
μλ?κ°μ¬
β
μ΄ μ€λ λλ₯Ό ꡬλ νκΈ° λλ¬Έμμ΄ λ©μμ§κ° μ μ‘λμμ΅λλ€.
μ΄ μ΄λ©μΌμ μ§μ λ΅μ₯νκ³ GitHubμμ νμΈνμΈμ.
https://github.com/kubernetes/kubernetes/issues/71869#issuecomment-612684868 ,
λλ ꡬλ μ·¨μ
https://github.com/notifications/unsubscribe-auth/ADS6CKHTR2QTDJOWNKMLX23RMI5FXANCNFSM4GJFMSVA
.
λΏ‘ λΉ΅λ¨
κ²μ ν λ‘κ·Έμμ :no such image: "sha256:redacted"
κΈ°λ³Έ μ΄λ―Έμ§κ° μλμ§ μ¬λΆλ₯Ό νμΈν κΈ°νκ° μμμ΅λκΉ?
κ°μ¬
μλ νμΈμ, @tedyu
μ, μΌλΆ κ°μΈ μ μ₯μλ₯Ό μ¬μ©νκ³ μμΌλ©° μ¬μ©ν μμλ μ΄λ―Έμ§κ° λΉλ²ν λ¬Έμ λΌλ κ²μ νμΈνκΈ° λλ¬Έμ κ·Έ μ€λ₯λ₯Ό λ³Ό λ μ²μ μκ°νμ΅λλ€. μ΄λ―Έμ§κ° μ¬μ© κ°λ₯νκ³ λμΌν ν΄λ¬μ€ν°μ λ€λ₯Έ λ Έλμμ μ€ν μ€μ λλ€.
λ£¨νΈ νμΌ μμ€ν μ΄ μλ λμ€ν¬μμ k8s κ°λΉμ§ μμ§μ μ€ννλλ‘ μ€λνλ λ°©λ²μ μμ λΈ μ¬λμ΄ μμ΅λκΉ? EKS μ±λ₯ λ¬Έμ λ₯Ό ν΄κ²°νλ €λ©΄ / var / lib / dockerμ 보쑰 (SSD) λμ€ν¬λ₯Ό μ¬μ©ν΄μΌν©λλ€ (https://github.com/awslabs/amazon-eks-ami/issues/454 μ°Έμ‘°). κ·Έλ¬λ κ°λΉμ§ μμ§μ μ€νλμ§ μμΌλ©° λλλ‘ λ³΄μ‘° λμ€ν¬λ₯Ό μ€λ²νλ‘ν©λλ€.
90 μΌ λμ νλμ΄ μμΌλ©΄ λ¬Έμ κ° λΆμ€ν΄μ§λλ€.
/remove-lifecycle stale
νμ¬ μ΅μ λ¬Έμ λ‘ νμν©λλ€.
λΉνμ± λ¬Έμ λ μΆκ°λ‘ 30 μΌ λμ μ¬μ©νμ§ μμΌλ©΄ μ©κ³ κ²°κ΅ μ’
λ£λ©λλ€.
μ΄ λ¬Έμ λ₯Ό μ§κΈ μ’
λ£ν΄λ μμ νλ€λ©΄ /close
νμ¬ μ’
λ£νμΈμ.
sig-testing, kubernetes / test-infra λ° / λλ fejtaμ νΌλλ°±μ
/ lifecycle stale
/ remove-lifecycle stale
μ°λ¦¬λ μ§λμ£Όμμ΄ λ¬Έμ λ₯Ό κ²ͺκΈ° μμνμ΅λλ€. K8s-1.17-debian-stretch-amd64-hvm-ebs-2020-01-17 AMI, docker 19.03.11μ μ¬μ©νμ¬ AWSμμ μ체 νΈμ€ν λλ Kops 1.17.1λ‘ λΉλ λ Kubernetes 1.17.9.
μ΄λ μ§λμ£Όμ λ κ°μ κ°λ³ λ Έλμμ λ°μνμΌλ©° λ λ Έλ λͺ¨λ λ€μκ³Ό κ°μ΄ νμλμμ΅λλ€.
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Warning FreeDiskSpaceFailed 10m (x204 over 17h) kubelet, ip-10-224-54-0.us-west-2.compute.internal (combined from similar events): failed to garbage collect required amount of images. Wanted to free 5877565849 bytes, but freed 101485977 bytes
Warning ImageGCFailed 18s (x205 over 17h) kubelet, ip-10-224-54-0.us-west-2.compute.internal (combined from similar events): failed to garbage collect required amount of images. Wanted to free 5886654873 bytes, but freed 0 bytes
λ
Έλμ du
λ° df
κ° μ¬μ©λλ 곡κ°μ λμνμ§ μμ΅λλ€.
admin@ip-10-224-54-0:~$ df -h /
Filesystem Size Used Avail Use% Mounted on
/dev/nvme0n1p2 57G 48G 5.8G 90% /
admin@ip-10-224-54-0:~$ sudo du -sh /
du: cannot access '/proc/9856/task/9856/fd/3': No such file or directory
du: cannot access '/proc/9856/task/9856/fdinfo/3': No such file or directory
du: cannot access '/proc/9856/fd/4': No such file or directory
du: cannot access '/proc/9856/fdinfo/4': No such file or directory
11G /
admin@ip-10-224-54-0:~$ sudo du -sh --one-file-system /
6.6G /
λ§μ΄νΈ λ λ€λ₯Έ νμΌ μμ€ν
μ μ κ±°νκΈ° μν΄ λ£¨νΈ μ₯μΉλ₯Ό λ€λ₯Έ λ§μ΄νΈ μ§μ μ λ§μ΄νΈνλ©΄ du
μ΄ (κ°) μ¬μ© λ 곡κ°μ μΌκ΄λκ² λμνμ§λ§ df
μ¬μ ν λμνμ§ μμ΅λλ€.
admin@ip-10-224-54-0:~$ mkdir tmproot
admin@ip-10-224-54-0:~$ sudo mount /dev/nvme0n1p2 /home/admin/tmproot
admin@ip-10-224-54-0:~$ df -h tmproot/
Filesystem Size Used Avail Use% Mounted on
/dev/nvme0n1p2 57G 48G 5.8G 90% /home/admin/tmproot
admin@ip-10-224-54-0:~$ sudo du -sh tmproot/
6.6G tmproot/
admin@ip-10-224-54-0:~$ sudo du -sh --one-file-system tmproot/
6.6G tmproot/
λλ μ΄κ²μ΄ μ΄λ¦° μμ νμΌμ 보μ νλ νλ‘μΈμ€ λλ¬ΈμΌ μ μλ€κ³ μκ°ν©λλ€. κ·Έλ¬λ kubeletμ λ€μ μμν΄λμ΄ κ³΅κ°μ΄ λΉμμ§μ§λ μμΌλ©° μ΄κ²μ΄ μμΈμ΄ λ κ²μΌλ‘ μμ¬λλ νλ‘μΈμ€μ λλ€. Dockerλ₯Ό λ€μ μμν΄λ 곡κ°μ΄ ν보λμ§ μμμ΅λλ€.
μ²μ μ΄λ° μΌμ΄ λ°μνμ λ λͺ μκ°μ κ²°μ€μλ μ‘°μ¬ λμ λ Έλλ₯Ό μ’ λ£νμ§λ§ μ΄μ λ€μ λ°μνλ―λ‘ λ¬Έμ μ λν μꡬμ μΈ ν΄κ²°μ± μ λ§λ€ μ μμ΅λλ€.
ν₯λ―Έλ‘μ΄ λ°μ΄ν° ν¬μΈνΈ : containerdκ° μμ ν νμΌμ μ΄μμ΅λλ€.
admin@ip-10-224-54-0:~$ sudo lsof 2>&1| grep -v "no pwd entry" | grep deleted
container 12469 root cwd DIR 0,19 40 1180407868 /run/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12 (deleted)
container 12469 root 4u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 root 6u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 root 7u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 root 8u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12470 root cwd DIR 0,19 40 1180407868 /run/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12 (deleted)
container 12469 12470 root 4u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12470 root 6u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12470 root 7u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12470 root 8u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12471 root cwd DIR 0,19 40 1180407868 /run/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12 (deleted)
container 12469 12471 root 4u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12471 root 6u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12471 root 7u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12471 root 8u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12472 root cwd DIR 0,19 40 1180407868 /run/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12 (deleted)
container 12469 12472 root 4u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12472 root 6u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12472 root 7u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12472 root 8u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12473 root cwd DIR 0,19 40 1180407868 /run/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12 (deleted)
container 12469 12473 root 4u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12473 root 6u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12473 root 7u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12473 root 8u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12474 root cwd DIR 0,19 40 1180407868 /run/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12 (deleted)
container 12469 12474 root 4u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12474 root 6u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12474 root 7u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12474 root 8u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12475 root cwd DIR 0,19 40 1180407868 /run/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12 (deleted)
container 12469 12475 root 4u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12475 root 6u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12475 root 7u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12475 root 8u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12476 root cwd DIR 0,19 40 1180407868 /run/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12 (deleted)
container 12469 12476 root 4u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12476 root 6u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12476 root 7u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12476 root 8u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12477 root cwd DIR 0,19 40 1180407868 /run/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12 (deleted)
container 12469 12477 root 4u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12477 root 6u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 12477 root 7u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 12477 root 8u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 19325 root cwd DIR 0,19 40 1180407868 /run/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12 (deleted)
container 12469 19325 root 4u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 19325 root 6u FIFO 259,2 0t0 2097336 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stdout.log (deleted)
container 12469 19325 root 7u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
container 12469 19325 root 8u FIFO 259,2 0t0 2097337 /var/lib/containerd/io.containerd.runtime.v1.linux/moby/34089ad41629df20f181ed191acec724c79fc879dc49287d29184f2fedfaba12/shim.stderr.log (deleted)
containerd.serviceλ₯Ό λ€μ μμν΄λ 곡κ°μ΄ ν보λκ±°λ μ΄λ¬ν νμΌ νΈλ€μ΄ μ κ±°λμ§ μμμ΅λλ€.
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kubectl drain --delete-local-data --ignore-daemonsets $NODE_IP && kubectl uncordon $NODE_IP
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