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merged master into dev-1.18 to keep in sync

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This commit is contained in:
vineeth
2020-03-07 23:59:18 +05:30
parent a2a791addd 159bf5983d
commit a02b7e90ba
41 changed files with 4956 additions and 208 deletions
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content/ko/docs/concepts/workloads/controllers/replicaset.md
+40 -42
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@@ -71,53 +71,50 @@ kubectl describe rs/frontend
출력은 다음과 유사할 것이다.
```shell
Name: frontend
Namespace: default
Selector: tier=frontend,tier in (frontend)
Labels: app=guestbook
tier=frontend
Annotations: <none>
Replicas: 3 current / 3 desired
Pods Status: 3 Running / 0 Waiting / 0 Succeeded / 0 Failed
Name: frontend
Namespace: default
Selector: tier=frontend
Labels: app=guestbook
tier=frontend
Annotations: kubectl.kubernetes.io/last-applied-configuration:
{"apiVersion":"apps/v1","kind":"ReplicaSet","metadata":{"annotations":{},"labels":{"app":"guestbook","tier":"frontend"},"name":"frontend",...
Replicas: 3 current / 3 desired
Pods Status: 3 Running / 0 Waiting / 0 Succeeded / 0 Failed
Pod Template:
Labels: app=guestbook
tier=frontend
Labels: tier=frontend
Containers:
php-redis:
Image: gcr.io/google_samples/gb-frontend:v3
Port: 80/TCP
Requests:
cpu: 100m
memory: 100Mi
Environment:
GET_HOSTS_FROM: dns
Mounts: <none>
Volumes: <none>
Image: gcr.io/google_samples/gb-frontend:v3
Port: <none>
Host Port: <none>
Environment: <none>
Mounts: <none>
Volumes: <none>
Events:
FirstSeen LastSeen Count From SubobjectPath Type Reason Message
--------- -------- ----- ---- ------------- -------- ------ -------
1m 1m 1 {replicaset-controller } Normal SuccessfulCreate Created pod: frontend-qhloh
1m 1m 1 {replicaset-controller } Normal SuccessfulCreate Created pod: frontend-dnjpy
1m 1m 1 {replicaset-controller } Normal SuccessfulCreate Created pod: frontend-9si5l
Type Reason Age From Message
---- ------ ---- ---- -------
Normal SuccessfulCreate 117s replicaset-controller Created pod: frontend-wtsmm
Normal SuccessfulCreate 116s replicaset-controller Created pod: frontend-b2zdv
Normal SuccessfulCreate 116s replicaset-controller Created pod: frontend-vcmts
```
마지막으로 파드가 올라왔는지 확인할 수 있다.
```shell
kubectl get Pods
kubectl get pods
```
다음과 유사한 파드 정보를 볼 수 있다.
```shell
NAME READY STATUS RESTARTS AGE
frontend-9si5l 1/1 Running 0 1m
frontend-dnjpy 1/1 Running 0 1m
frontend-qhloh 1/1 Running 0 1m
NAME READY STATUS RESTARTS AGE
frontend-b2zdv 1/1 Running 0 6m36s
frontend-vcmts 1/1 Running 0 6m36s
frontend-wtsmm 1/1 Running 0 6m36s
```
또한 파드들의 소유자 참조 정보가 해당 프런트엔드 레플리카셋으로 설정되어 있는지 확인할 수 있다.
확인을 위해서는 실행 중인 파드 중 하나의 yaml을 확인한다.
```shell
kubectl get pods frontend-9si5l -o yaml
kubectl get pods frontend-b2zdv -o yaml
```
메타데이터의 ownerReferences 필드에 설정되어있는 프런트엔드 레플리카셋의 정보가 다음과 유사하게 나오는 것을 볼 수 있다.
@@ -125,11 +122,11 @@ kubectl get pods frontend-9si5l -o yaml
apiVersion: v1
kind: Pod
metadata:
creationTimestamp: 2019-01-31T17:20:41Z
creationTimestamp: "2020-02-12T07:06:16Z"
generateName: frontend-
labels:
tier: frontend
name: frontend-9si5l
name: frontend-b2zdv
namespace: default
ownerReferences:
- apiVersion: extensions/v1beta1
@@ -137,7 +134,7 @@ metadata:
controller: true
kind: ReplicaSet
name: frontend
uid: 892a2330-257c-11e9-aecd-025000000001
uid: f391f6db-bb9b-4c09-ae74-6a1f77f3d5cf
...
```
@@ -166,16 +163,17 @@ kubectl apply -f https://kubernetes.io/examples/pods/pod-rs.yaml
파드를 가져온다.
```shell
kubectl get Pods
kubectl get pods
```
결과에는 새로운 파드가 이미 종료되었거나 종료가 진행 중인 것을 보여준다.
```shell
NAME READY STATUS RESTARTS AGE
frontend-9si5l 1/1 Running 0 1m
frontend-dnjpy 1/1 Running 0 1m
frontend-qhloh 1/1 Running 0 1m
pod2 0/1 Terminating 0 4s
frontend-b2zdv 1/1 Running 0 10m
frontend-vcmts 1/1 Running 0 10m
frontend-wtsmm 1/1 Running 0 10m
pod1 0/1 Terminating 0 1s
pod2 0/1 Terminating 0 1s
```
파드를 먼저 생성한다.
@@ -191,15 +189,15 @@ kubectl apply -f https://kubernetes.io/examples/controllers/frontend.yaml
레플리카셋이 해당 파드를 소유한 것을 볼 수 있으며 새 파드 및 기존 파드의 수가
레플리카셋이 필요로 하는 수와 일치할 때까지 사양에 따라 신규 파드만 생성한다. 파드를 가져온다.
```shell
kubectl get Pods
kubectl get pods
```
다음 출력에서 볼 수 있다.
```shell
NAME READY STATUS RESTARTS AGE
frontend-pxj4r 1/1 Running 0 5s
pod1 1/1 Running 0 13s
pod2 1/1 Running 0 13s
frontend-hmmj2 1/1 Running 0 9s
pod1 1/1 Running 0 36s
pod2 1/1 Running 0 36s
```
이러한 방식으로 레플리카셋은 템플릿을 사용하지 않는 파드를 소유하게 된다.