Contents of my myapp.yml file
# cat deployment/myapp.yml
apiVersion: apps/v1
kind: Deployment
metadata:
labels:
app: myapp-deployment
type: frontend
name: myapp-deployment
spec:
replicas: 3
selector:
matchLabels:
app: myapp
template:
metadata:
labels:
app: myapp
name: myapp-pod
spec:
containers:
-
image: nginx
name: nginx-container
# cat deployment/myapp.yml
apiVersion: apps/v1
kind: Deployment
metadata:
labels:
app: myapp-deployment
type: frontend
name: myapp-deployment
spec:
replicas: 3
selector:
matchLabels:
app: myapp
template:
metadata:
labels:
app: myapp
name: myapp-pod
spec:
containers:
-
image: nginx
name: nginx-container
Create the deployments
# kubectl create -f dep-definition.yml
Update the myapp.yml file
image: nginx:1.7.1
Check status of rollout
# kubectl rollout status deployment/myapp-deployment
Get rollout status
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 <none>
2 <none>
Delete the deployment
# kubectl delete deployment myapp-deployment
deployment.extensions "myapp-deployment" deleted
# kubectl rollout status deployment/myapp-deployment
deployment "myapp-deployment" successfully rolled out
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
# kubectl apply -f deployment/dep-definition.yml
Warning: kubectl apply should be used on resource created by either kubectl create --save-config or kubectl apply
deployment.apps/myapp-deployment configured
Update nginx version
image: nginx:1.14.2
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 old replicas are pending termination...
Waiting for deployment "myapp-deployment" rollout to finish: 1 old replicas are pending termination...
deployment "myapp-deployment" successfully rolled out
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
# kubectl describe deployments
Name: myapp-deployment
Namespace: default
CreationTimestamp: Sun, 31 Mar 2019 20:47:52 -0400
Labels: app=myapp-deployment
type=frontend
Annotations: deployment.kubernetes.io/revision: 2
kubectl.kubernetes.io/last-applied-configuration:
{"apiVersion":"apps/v1","kind":"Deployment","metadata":{"annotations":{},"labels":{"app":"myapp-deployment","type":"frontend"},"name":"mya...
kubernetes.io/change-cause: kubectl create --filename=dep-definition.yml --record=true
Selector: app=myapp
Replicas: 3 desired | 3 updated | 3 total | 3 available | 0 unavailable
StrategyType: RollingUpdate
MinReadySeconds: 0
RollingUpdateStrategy: 25% max unavailable, 25% max surge
Pod Template:
Labels: app=myapp
Containers:
nginx-container:
Image: nginx:1.14.2
Port: <none>
Host Port: <none>
Environment: <none>
Mounts: <none>
Volumes: <none>
Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
Progressing True NewReplicaSetAvailable
OldReplicaSets: <none>
NewReplicaSet: myapp-deployment-5854fc6749 (3/3 replicas created)
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal ScalingReplicaSet 7m32s deployment-controller Scaled up replica set myapp-deployment-cf874bdcd to 3
Normal ScalingReplicaSet 2m19s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 1
Normal ScalingReplicaSet 112s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 2
Normal ScalingReplicaSet 112s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 2
Normal ScalingReplicaSet 88s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 1
Normal ScalingReplicaSet 88s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 3
Normal ScalingReplicaSet 86s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 0
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
# kubectl set image deployment/myapp-deployment nginx-container=nginx:1.12-perl
deployment.extensions/myapp-deployment image updated
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
# kubectl get pods
NAME READY STATUS RESTARTS AGE
myapp-deployment-5854fc6749-2pr6v 1/1 Running 0 5m44s
myapp-deployment-5854fc6749-hjxnt 1/1 Running 0 6m11s
myapp-deployment-5bcf5cbbf9-557d4 1/1 Running 0 56s
myapp-deployment-5bcf5cbbf9-5hhgm 0/1 ContainerCreating 0 9s
[root@centos05-04 ~]# kubectl get deployments
NAME READY UP-TO-DATE AVAILABLE AGE
myapp-deployment 3/3 2 3 11m
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
3 kubectl create --filename=dep-definition.yml --record=true
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 old replicas are pending termination...
Waiting for deployment "myapp-deployment" rollout to finish: 1 old replicas are pending termination...
deployment "myapp-deployment" successfully rolled out
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
3 kubectl create --filename=dep-definition.yml --record=true
[root@centos05-04 ~]# kubectl describe deployments
Name: myapp-deployment
Namespace: default
CreationTimestamp: Sun, 31 Mar 2019 20:47:52 -0400
Labels: app=myapp-deployment
type=frontend
Annotations: deployment.kubernetes.io/revision: 2
kubectl.kubernetes.io/last-applied-configuration:
{"apiVersion":"apps/v1","kind":"Deployment","metadata":{"annotations":{},"labels":{"app":"myapp-deployment","type":"frontend"},"name":"mya...
kubernetes.io/change-cause: kubectl create --filename=dep-definition.yml --record=true
Selector: app=myapp
Replicas: 3 desired | 3 updated | 3 total | 3 available | 0 unavailable
StrategyType: RollingUpdate
MinReadySeconds: 0
RollingUpdateStrategy: 25% max unavailable, 25% max surge
Pod Template:
Labels: app=myapp
Containers:
nginx-container:
Image: nginx:1.14.2
Port: <none>
Host Port: <none>
Environment: <none>
Mounts: <none>
Volumes: <none>
Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
Progressing True NewReplicaSetAvailable
OldReplicaSets: <none>
NewReplicaSet: myapp-deployment-5854fc6749 (3/3 replicas created)
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal ScalingReplicaSet 7m32s deployment-controller Scaled up replica set myapp-deployment-cf874bdcd to 3
Normal ScalingReplicaSet 2m19s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 1
Normal ScalingReplicaSet 112s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 2
Normal ScalingReplicaSet 112s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 2
Normal ScalingReplicaSet 88s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 1
Normal ScalingReplicaSet 88s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 3
Normal ScalingReplicaSet 86s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 0
# kubectl describe deployments
Name: myapp-deployment
Namespace: default
CreationTimestamp: Sun, 31 Mar 2019 20:47:52 -0400
Labels: app=myapp-deployment
type=frontend
Annotations: deployment.kubernetes.io/revision: 2
kubectl.kubernetes.io/last-applied-configuration:
{"apiVersion":"apps/v1","kind":"Deployment","metadata":{"annotations":{},"labels":{"app":"myapp-deployment","type":"frontend"},"name":"mya...
kubernetes.io/change-cause: kubectl create --filename=dep-definition.yml --record=true
Selector: app=myapp
Replicas: 3 desired | 3 updated | 3 total | 3 available | 0 unavailable
StrategyType: RollingUpdate
MinReadySeconds: 0
RollingUpdateStrategy: 25% max unavailable, 25% max surge
Pod Template:
Labels: app=myapp
Containers:
nginx-container:
Image: nginx:1.14.2
Port: <none>
Host Port: <none>
Environment: <none>
Mounts: <none>
Volumes: <none>
Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
Progressing True NewReplicaSetAvailable
OldReplicaSets: <none>
NewReplicaSet: myapp-deployment-5854fc6749 (3/3 replicas created)
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal ScalingReplicaSet 8m6s deployment-controller Scaled up replica set myapp-deployment-cf874bdcd to 3
Normal ScalingReplicaSet 2m53s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 1
Normal ScalingReplicaSet 2m26s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 2
Normal ScalingReplicaSet 2m26s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 2
Normal ScalingReplicaSet 2m2s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 1
Normal ScalingReplicaSet 2m2s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 3
Normal ScalingReplicaSet 2m deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 0
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
# kubectl set image deployment/myapp-deployment nginx-container=nginx:1.12-perl
deployment.extensions/myapp-deployment image updated
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
# kubectl get pods
NAME READY STATUS RESTARTS AGE
myapp-deployment-5854fc6749-2pr6v 1/1 Running 0 5m44s
myapp-deployment-5854fc6749-hjxnt 1/1 Running 0 6m11s
myapp-deployment-5bcf5cbbf9-557d4 1/1 Running 0 56s
myapp-deployment-5bcf5cbbf9-5hhgm 0/1 ContainerCreating 0 9s
[root@centos05-04 ~]# kubectl get deployments
NAME READY UP-TO-DATE AVAILABLE AGE
myapp-deployment 3/3 2 3 11m
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
3 kubectl create --filename=dep-definition.yml --record=true
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 old replicas are pending termination...
Waiting for deployment "myapp-deployment" rollout to finish: 1 old replicas are pending termination...
deployment "myapp-deployment" successfully rolled out
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
3 kubectl create --filename=dep-definition.yml --record=true
# kubectl get deployments
NAME READY UP-TO-DATE AVAILABLE AGE
myapp-deployment 3/3 3 3 14m
# kubectl get deployments
NAME READY UP-TO-DATE AVAILABLE AGE
myapp-deployment 3/3 3 3 14m
# kubectl describe deployments
Name: myapp-deployment
Namespace: default
CreationTimestamp: Sun, 31 Mar 2019 20:47:52 -0400
Labels: app=myapp-deployment
type=frontend
Annotations: deployment.kubernetes.io/revision: 3
kubectl.kubernetes.io/last-applied-configuration:
{"apiVersion":"apps/v1","kind":"Deployment","metadata":{"annotations":{},"labels":{"app":"myapp-deployment","type":"frontend"},"name":"mya...
kubernetes.io/change-cause: kubectl create --filename=dep-definition.yml --record=true
Selector: app=myapp
Replicas: 3 desired | 3 updated | 3 total | 3 available | 0 unavailable
StrategyType: RollingUpdate
MinReadySeconds: 0
RollingUpdateStrategy: 25% max unavailable, 25% max surge
Pod Template:
Labels: app=myapp
Containers:
nginx-container:
Image: nginx:1.12-perl
Port: <none>
Host Port: <none>
Environment: <none>
Mounts: <none>
Volumes: <none>
Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
Progressing True NewReplicaSetAvailable
OldReplicaSets: <none>
NewReplicaSet: myapp-deployment-5bcf5cbbf9 (3/3 replicas created)
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal ScalingReplicaSet 15m deployment-controller Scaled up replica set myapp-deployment-cf874bdcd to 3
Normal ScalingReplicaSet 9m54s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 1
Normal ScalingReplicaSet 9m27s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 2
Normal ScalingReplicaSet 9m27s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 2
Normal ScalingReplicaSet 9m3s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 1
Normal ScalingReplicaSet 9m3s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 3
Normal ScalingReplicaSet 9m1s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 0
Normal ScalingReplicaSet 4m39s deployment-controller Scaled up replica set myapp-deployment-5bcf5cbbf9 to 1
Normal ScalingReplicaSet 3m52s deployment-controller Scaled down replica set myapp-deployment-5854fc6749 to 2
Normal ScalingReplicaSet 3m3s (x4 over 3m52s) deployment-controller (combined from similar events): Scaled down replica set myapp-deployment-5854fc6749 to 0
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
3 kubectl create --filename=dep-definition.yml --record=true
# kubectl rollout undo deployment/myapp-deployment
deployment.extensions/myapp-deployment rolled back
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
3 kubectl create --filename=dep-definition.yml --record=true
4 kubectl create --filename=dep-definition.yml --record=true
[root@centos05-04 ~]# kubectl describe deployments
Name: myapp-deployment
Namespace: default
CreationTimestamp: Sun, 31 Mar 2019 20:47:52 -0400
Labels: app=myapp-deployment
type=frontend
Annotations: deployment.kubernetes.io/revision: 4
kubectl.kubernetes.io/last-applied-configuration:
{"apiVersion":"apps/v1","kind":"Deployment","metadata":{"annotations":{},"labels":{"app":"myapp-deployment","type":"frontend"},"name":"mya...
kubernetes.io/change-cause: kubectl create --filename=dep-definition.yml --record=true
Selector: app=myapp
Replicas: 3 desired | 3 updated | 3 total | 3 available | 0 unavailable
StrategyType: RollingUpdate
MinReadySeconds: 0
RollingUpdateStrategy: 25% max unavailable, 25% max surge
Pod Template:
Labels: app=myapp
Containers:
nginx-container:
Image: nginx:1.14.2
Port: <none>
Host Port: <none>
Environment: <none>
Mounts: <none>
Volumes: <none>
Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
Progressing True NewReplicaSetAvailable
OldReplicaSets: <none>
NewReplicaSet: myapp-deployment-5854fc6749 (3/3 replicas created)
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal ScalingReplicaSet 16m deployment-controller Scaled up replica set myapp-deployment-cf874bdcd to 3
Normal ScalingReplicaSet 10m deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 2
Normal ScalingReplicaSet 10m deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 1
Normal ScalingReplicaSet 10m deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 3
Normal ScalingReplicaSet 10m deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 0
Normal ScalingReplicaSet 5m38s deployment-controller Scaled up replica set myapp-deployment-5bcf5cbbf9 to 1
Normal ScalingReplicaSet 4m51s deployment-controller Scaled down replica set myapp-deployment-5854fc6749 to 2
Normal ScalingReplicaSet 10s (x2 over 10m) deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 1
Normal ScalingReplicaSet 8s (x2 over 10m) deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 2
Normal ScalingReplicaSet 3s (x8 over 4m51s) deployment-controller (combined from similar events): Scaled down replica set myapp-deployment-5bcf5cbbf9 to 0
image: nginx:1.4.2-err
# kubectl apply -f deployment/dep-definition.yml
deployment.apps/myapp-deployment configured
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
3 kubectl create --filename=dep-definition.yml --record=true
4 kubectl create --filename=dep-definition.yml --record=true
5 kubectl create --filename=dep-definition.yml --record=true
# kubectl get pods
NAME READY STATUS RESTARTS AGE
myapp-deployment-5854fc6749-8jvw8 1/1 Running 0 6m39s
myapp-deployment-5854fc6749-fh2s9 1/1 Running 0 6m37s
myapp-deployment-5854fc6749-gm5x6 1/1 Running 0 6m34s
myapp-deployment-85db5cb47b-ttjd5 0/1 ErrImagePull 0 48s
# kubectl rollout undo deployment/myapp-deployment
deployment.extensions/myapp-deployment rolled back
# kubectl get pods
NAME READY STATUS RESTARTS AGE
myapp-deployment-5854fc6749-8jvw8 1/1 Running 0 7m6s
myapp-deployment-5854fc6749-fh2s9 1/1 Running 0 7m4s
myapp-deployment-5854fc6749-gm5x6 1/1 Running 0 7m1s
# kubectl delete deployment myapp-deployment
deployment.extensions "myapp-deployment" deleted
# kubectl rollout status deployment/myapp-deployment
deployment "myapp-deployment" successfully rolled out
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
# kubectl apply -f deployment/dep-definition.yml
Warning: kubectl apply should be used on resource created by either kubectl create --save-config or kubectl apply
deployment.apps/myapp-deployment configured
Update nginx version
image: nginx:1.14.2
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 old replicas are pending termination...
Waiting for deployment "myapp-deployment" rollout to finish: 1 old replicas are pending termination...
deployment "myapp-deployment" successfully rolled out
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
# kubectl describe deployments
Name: myapp-deployment
Namespace: default
CreationTimestamp: Sun, 31 Mar 2019 20:47:52 -0400
Labels: app=myapp-deployment
type=frontend
Annotations: deployment.kubernetes.io/revision: 2
kubectl.kubernetes.io/last-applied-configuration:
{"apiVersion":"apps/v1","kind":"Deployment","metadata":{"annotations":{},"labels":{"app":"myapp-deployment","type":"frontend"},"name":"mya...
kubernetes.io/change-cause: kubectl create --filename=dep-definition.yml --record=true
Selector: app=myapp
Replicas: 3 desired | 3 updated | 3 total | 3 available | 0 unavailable
StrategyType: RollingUpdate
MinReadySeconds: 0
RollingUpdateStrategy: 25% max unavailable, 25% max surge
Pod Template:
Labels: app=myapp
Containers:
nginx-container:
Image: nginx:1.14.2
Port: <none>
Host Port: <none>
Environment: <none>
Mounts: <none>
Volumes: <none>
Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
Progressing True NewReplicaSetAvailable
OldReplicaSets: <none>
NewReplicaSet: myapp-deployment-5854fc6749 (3/3 replicas created)
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal ScalingReplicaSet 7m32s deployment-controller Scaled up replica set myapp-deployment-cf874bdcd to 3
Normal ScalingReplicaSet 2m19s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 1
Normal ScalingReplicaSet 112s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 2
Normal ScalingReplicaSet 112s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 2
Normal ScalingReplicaSet 88s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 1
Normal ScalingReplicaSet 88s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 3
Normal ScalingReplicaSet 86s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 0
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
# kubectl set image deployment/myapp-deployment nginx-container=nginx:1.12-perl
deployment.extensions/myapp-deployment image updated
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
# kubectl get pods
NAME READY STATUS RESTARTS AGE
myapp-deployment-5854fc6749-2pr6v 1/1 Running 0 5m44s
myapp-deployment-5854fc6749-hjxnt 1/1 Running 0 6m11s
myapp-deployment-5bcf5cbbf9-557d4 1/1 Running 0 56s
myapp-deployment-5bcf5cbbf9-5hhgm 0/1 ContainerCreating 0 9s
[root@centos05-04 ~]# kubectl get deployments
NAME READY UP-TO-DATE AVAILABLE AGE
myapp-deployment 3/3 2 3 11m
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
3 kubectl create --filename=dep-definition.yml --record=true
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 old replicas are pending termination...
Waiting for deployment "myapp-deployment" rollout to finish: 1 old replicas are pending termination...
deployment "myapp-deployment" successfully rolled out
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
3 kubectl create --filename=dep-definition.yml --record=true
[root@centos05-04 ~]# kubectl describe deployments
Name: myapp-deployment
Namespace: default
CreationTimestamp: Sun, 31 Mar 2019 20:47:52 -0400
Labels: app=myapp-deployment
type=frontend
Annotations: deployment.kubernetes.io/revision: 2
kubectl.kubernetes.io/last-applied-configuration:
{"apiVersion":"apps/v1","kind":"Deployment","metadata":{"annotations":{},"labels":{"app":"myapp-deployment","type":"frontend"},"name":"mya...
kubernetes.io/change-cause: kubectl create --filename=dep-definition.yml --record=true
Selector: app=myapp
Replicas: 3 desired | 3 updated | 3 total | 3 available | 0 unavailable
StrategyType: RollingUpdate
MinReadySeconds: 0
RollingUpdateStrategy: 25% max unavailable, 25% max surge
Pod Template:
Labels: app=myapp
Containers:
nginx-container:
Image: nginx:1.14.2
Port: <none>
Host Port: <none>
Environment: <none>
Mounts: <none>
Volumes: <none>
Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
Progressing True NewReplicaSetAvailable
OldReplicaSets: <none>
NewReplicaSet: myapp-deployment-5854fc6749 (3/3 replicas created)
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal ScalingReplicaSet 7m32s deployment-controller Scaled up replica set myapp-deployment-cf874bdcd to 3
Normal ScalingReplicaSet 2m19s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 1
Normal ScalingReplicaSet 112s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 2
Normal ScalingReplicaSet 112s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 2
Normal ScalingReplicaSet 88s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 1
Normal ScalingReplicaSet 88s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 3
Normal ScalingReplicaSet 86s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 0
# kubectl describe deployments
Name: myapp-deployment
Namespace: default
CreationTimestamp: Sun, 31 Mar 2019 20:47:52 -0400
Labels: app=myapp-deployment
type=frontend
Annotations: deployment.kubernetes.io/revision: 2
kubectl.kubernetes.io/last-applied-configuration:
{"apiVersion":"apps/v1","kind":"Deployment","metadata":{"annotations":{},"labels":{"app":"myapp-deployment","type":"frontend"},"name":"mya...
kubernetes.io/change-cause: kubectl create --filename=dep-definition.yml --record=true
Selector: app=myapp
Replicas: 3 desired | 3 updated | 3 total | 3 available | 0 unavailable
StrategyType: RollingUpdate
MinReadySeconds: 0
RollingUpdateStrategy: 25% max unavailable, 25% max surge
Pod Template:
Labels: app=myapp
Containers:
nginx-container:
Image: nginx:1.14.2
Port: <none>
Host Port: <none>
Environment: <none>
Mounts: <none>
Volumes: <none>
Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
Progressing True NewReplicaSetAvailable
OldReplicaSets: <none>
NewReplicaSet: myapp-deployment-5854fc6749 (3/3 replicas created)
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal ScalingReplicaSet 8m6s deployment-controller Scaled up replica set myapp-deployment-cf874bdcd to 3
Normal ScalingReplicaSet 2m53s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 1
Normal ScalingReplicaSet 2m26s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 2
Normal ScalingReplicaSet 2m26s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 2
Normal ScalingReplicaSet 2m2s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 1
Normal ScalingReplicaSet 2m2s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 3
Normal ScalingReplicaSet 2m deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 0
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
# kubectl set image deployment/myapp-deployment nginx-container=nginx:1.12-perl
deployment.extensions/myapp-deployment image updated
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
# kubectl get pods
NAME READY STATUS RESTARTS AGE
myapp-deployment-5854fc6749-2pr6v 1/1 Running 0 5m44s
myapp-deployment-5854fc6749-hjxnt 1/1 Running 0 6m11s
myapp-deployment-5bcf5cbbf9-557d4 1/1 Running 0 56s
myapp-deployment-5bcf5cbbf9-5hhgm 0/1 ContainerCreating 0 9s
[root@centos05-04 ~]# kubectl get deployments
NAME READY UP-TO-DATE AVAILABLE AGE
myapp-deployment 3/3 2 3 11m
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
3 kubectl create --filename=dep-definition.yml --record=true
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 2 out of 3 new replicas have been updated...
Waiting for deployment "myapp-deployment" rollout to finish: 1 old replicas are pending termination...
Waiting for deployment "myapp-deployment" rollout to finish: 1 old replicas are pending termination...
deployment "myapp-deployment" successfully rolled out
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
3 kubectl create --filename=dep-definition.yml --record=true
# kubectl get deployments
NAME READY UP-TO-DATE AVAILABLE AGE
myapp-deployment 3/3 3 3 14m
# kubectl get deployments
NAME READY UP-TO-DATE AVAILABLE AGE
myapp-deployment 3/3 3 3 14m
# kubectl describe deployments
Name: myapp-deployment
Namespace: default
CreationTimestamp: Sun, 31 Mar 2019 20:47:52 -0400
Labels: app=myapp-deployment
type=frontend
Annotations: deployment.kubernetes.io/revision: 3
kubectl.kubernetes.io/last-applied-configuration:
{"apiVersion":"apps/v1","kind":"Deployment","metadata":{"annotations":{},"labels":{"app":"myapp-deployment","type":"frontend"},"name":"mya...
kubernetes.io/change-cause: kubectl create --filename=dep-definition.yml --record=true
Selector: app=myapp
Replicas: 3 desired | 3 updated | 3 total | 3 available | 0 unavailable
StrategyType: RollingUpdate
MinReadySeconds: 0
RollingUpdateStrategy: 25% max unavailable, 25% max surge
Pod Template:
Labels: app=myapp
Containers:
nginx-container:
Image: nginx:1.12-perl
Port: <none>
Host Port: <none>
Environment: <none>
Mounts: <none>
Volumes: <none>
Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
Progressing True NewReplicaSetAvailable
OldReplicaSets: <none>
NewReplicaSet: myapp-deployment-5bcf5cbbf9 (3/3 replicas created)
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal ScalingReplicaSet 15m deployment-controller Scaled up replica set myapp-deployment-cf874bdcd to 3
Normal ScalingReplicaSet 9m54s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 1
Normal ScalingReplicaSet 9m27s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 2
Normal ScalingReplicaSet 9m27s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 2
Normal ScalingReplicaSet 9m3s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 1
Normal ScalingReplicaSet 9m3s deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 3
Normal ScalingReplicaSet 9m1s deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 0
Normal ScalingReplicaSet 4m39s deployment-controller Scaled up replica set myapp-deployment-5bcf5cbbf9 to 1
Normal ScalingReplicaSet 3m52s deployment-controller Scaled down replica set myapp-deployment-5854fc6749 to 2
Normal ScalingReplicaSet 3m3s (x4 over 3m52s) deployment-controller (combined from similar events): Scaled down replica set myapp-deployment-5854fc6749 to 0
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
2 kubectl create --filename=dep-definition.yml --record=true
3 kubectl create --filename=dep-definition.yml --record=true
# kubectl rollout undo deployment/myapp-deployment
deployment.extensions/myapp-deployment rolled back
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
3 kubectl create --filename=dep-definition.yml --record=true
4 kubectl create --filename=dep-definition.yml --record=true
[root@centos05-04 ~]# kubectl describe deployments
Name: myapp-deployment
Namespace: default
CreationTimestamp: Sun, 31 Mar 2019 20:47:52 -0400
Labels: app=myapp-deployment
type=frontend
Annotations: deployment.kubernetes.io/revision: 4
kubectl.kubernetes.io/last-applied-configuration:
{"apiVersion":"apps/v1","kind":"Deployment","metadata":{"annotations":{},"labels":{"app":"myapp-deployment","type":"frontend"},"name":"mya...
kubernetes.io/change-cause: kubectl create --filename=dep-definition.yml --record=true
Selector: app=myapp
Replicas: 3 desired | 3 updated | 3 total | 3 available | 0 unavailable
StrategyType: RollingUpdate
MinReadySeconds: 0
RollingUpdateStrategy: 25% max unavailable, 25% max surge
Pod Template:
Labels: app=myapp
Containers:
nginx-container:
Image: nginx:1.14.2
Port: <none>
Host Port: <none>
Environment: <none>
Mounts: <none>
Volumes: <none>
Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
Progressing True NewReplicaSetAvailable
OldReplicaSets: <none>
NewReplicaSet: myapp-deployment-5854fc6749 (3/3 replicas created)
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal ScalingReplicaSet 16m deployment-controller Scaled up replica set myapp-deployment-cf874bdcd to 3
Normal ScalingReplicaSet 10m deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 2
Normal ScalingReplicaSet 10m deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 1
Normal ScalingReplicaSet 10m deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 3
Normal ScalingReplicaSet 10m deployment-controller Scaled down replica set myapp-deployment-cf874bdcd to 0
Normal ScalingReplicaSet 5m38s deployment-controller Scaled up replica set myapp-deployment-5bcf5cbbf9 to 1
Normal ScalingReplicaSet 4m51s deployment-controller Scaled down replica set myapp-deployment-5854fc6749 to 2
Normal ScalingReplicaSet 10s (x2 over 10m) deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 1
Normal ScalingReplicaSet 8s (x2 over 10m) deployment-controller Scaled up replica set myapp-deployment-5854fc6749 to 2
Normal ScalingReplicaSet 3s (x8 over 4m51s) deployment-controller (combined from similar events): Scaled down replica set myapp-deployment-5bcf5cbbf9 to 0
image: nginx:1.4.2-err
# kubectl apply -f deployment/dep-definition.yml
deployment.apps/myapp-deployment configured
# kubectl rollout status deployment/myapp-deployment
Waiting for deployment "myapp-deployment" rollout to finish: 1 out of 3 new replicas have been updated...
# kubectl rollout history deployment/myapp-deployment
deployment.extensions/myapp-deployment
REVISION CHANGE-CAUSE
1 kubectl create --filename=dep-definition.yml --record=true
3 kubectl create --filename=dep-definition.yml --record=true
4 kubectl create --filename=dep-definition.yml --record=true
5 kubectl create --filename=dep-definition.yml --record=true
# kubectl get pods
NAME READY STATUS RESTARTS AGE
myapp-deployment-5854fc6749-8jvw8 1/1 Running 0 6m39s
myapp-deployment-5854fc6749-fh2s9 1/1 Running 0 6m37s
myapp-deployment-5854fc6749-gm5x6 1/1 Running 0 6m34s
myapp-deployment-85db5cb47b-ttjd5 0/1 ErrImagePull 0 48s
# kubectl rollout undo deployment/myapp-deployment
deployment.extensions/myapp-deployment rolled back
# kubectl get pods
NAME READY STATUS RESTARTS AGE
myapp-deployment-5854fc6749-8jvw8 1/1 Running 0 7m6s
myapp-deployment-5854fc6749-fh2s9 1/1 Running 0 7m4s
myapp-deployment-5854fc6749-gm5x6 1/1 Running 0 7m1s
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