Kubernetes Pod Simulation
Containers
CPU:
Memory:
nginx-pod
Namespace: default
Running
app=web
tier=frontend
1 container | IP: 10.244.0.12 | Age: 25m
redis-pod
Namespace: app
Running
app=cache
tier=backend
1 container | IP: 10.244.0.45 | Age: 12m
Pod Overview
- A Pod is the smallest deployable unit in Kubernetes
- Pods can contain one or more containers that share storage and network resources
- Containers in a Pod are always scheduled on the same node
- Pods are ephemeral - they can be replaced if they fail or are terminated
Pod Details
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Overview
YAML
Logs
Events
nginx-pod
Namespace: default
Running
Labels
app=web
tier=frontend
Pod Information
| Node | worker-node-1 |
| IP | 10.244.0.12 |
| Created | 25 minutes ago |
| QoS Class | Burstable |
Containers
nginx
Running
Image: nginx:latest
Ports: 80/TCP
Restarts: 0
CPU
12m/100m
Memory
32Mi/128Mi
Network
245 KB
IN
1.2 MB
OUT
12
CONNECTIONS
apiVersion: v1
kind: Pod
metadata:
name: nginx-pod
namespace: default
labels:
app: web
tier: frontend
spec:
containers:
- name: nginx
image: nginx:latest
ports:
- containerPort: 80
protocol: TCP
resources:
requests:
cpu: 100m
memory: 128Mi
limits:
cpu: 200m
memory: 256Mi
status:
phase: Running
hostIP: 192.168.1.10
podIP: 10.244.0.12
startTime: "2023-05-10T10:12:35Z"
containerStatuses:
- name: nginx
ready: true
restartCount: 0
state:
running:
startedAt: "2023-05-10T10:12:45Z"
/docker-entrypoint.sh: /docker-entrypoint.d/ is not empty, will attempt to perform configuration
/docker-entrypoint.sh: Looking for shell scripts in /docker-entrypoint.d/
/docker-entrypoint.sh: Launching /docker-entrypoint.d/10-listen-on-ipv6-by-default.sh
10-listen-on-ipv6-by-default.sh: info: Getting the checksum of /etc/nginx/conf.d/default.conf
10-listen-on-ipv6-by-default.sh: info: Enabled listen on IPv6 in /etc/nginx/conf.d/default.conf
/docker-entrypoint.sh: Launching /docker-entrypoint.d/20-envsubst-on-templates.sh
/docker-entrypoint.sh: Launching /docker-entrypoint.d/30-tune-worker-processes.sh
/docker-entrypoint.sh: Configuration complete; ready for start up
2023/05/10 10:12:47 [notice] 1#1: using the "epoll" event method
2023/05/10 10:12:47 [notice] 1#1: nginx/1.23.4
2023/05/10 10:12:47 [notice] 1#1: built by gcc 10.2.1 20210110 (Debian 10.2.1-6)
2023/05/10 10:12:47 [notice] 1#1: OS: Linux 5.15.0-1033-azure
2023/05/10 10:12:48 [notice] 1#1: start worker processes
10.244.0.1 - - [10/May/2023:10:15:23 +0000] "GET / HTTP/1.1" 200 615 "-" "curl/7.68.0" "-"
10.244.0.1 - - [10/May/2023:10:18:45 +0000] "GET / HTTP/1.1" 200 615 "-" "Mozilla/5.0" "-"
| Type | Reason | Age | From | Message |
|---|---|---|---|---|
| Normal | Scheduled | 25m | default-scheduler | Successfully assigned default/nginx-pod to worker-node-1 |
| Normal | Pulling | 25m | kubelet | Pulling image "nginx:latest" |
| Normal | Pulled | 25m | kubelet | Successfully pulled image "nginx:latest" in 9.12s |
| Normal | Created | 25m | kubelet | Created container nginx |
| Normal | Started | 25m | kubelet | Started container nginx |