Cloud Native Anti-Patterns: A Deep Dive into Best Practices

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The book “Cloud Native Anti-Patterns” by Gerald Bachlmayr, Aiden Z., Alan Blockley, and Bojan Zivic from Packt is a must-read for cloud architects and DevOps engineers. It highlights common pitfalls in cloud-native development and how to avoid them.

You Should Know:

1. Monolithic Deployment in Microservices

A common anti-pattern is deploying microservices as a monolithic application. Instead, use:

kubectl create deployment my-app --image=my-app:v1 --replicas=3 

Verify deployments:

kubectl get deployments 
kubectl get pods 

2. Hardcoding Configurations

Avoid hardcoding secrets. Use Kubernetes secrets:

kubectl create secret generic db-secret --from-literal=username=admin --from-literal=password='S3cur3P@ss' 

Access secrets in pods via environment variables.

3. Ignoring Auto-Scaling

Enable Horizontal Pod Autoscaler (HPA):

kubectl autoscale deployment my-app --cpu-percent=50 --min=2 --max=10 

Check HPA status:

kubectl get hpa 

4. Poor Logging Practices

Use centralized logging with Fluentd and Elasticsearch:

kubectl apply -f https://raw.githubusercontent.com/fluent/fluentd-kubernetes-daemonset/master/fluentd-daemonset-elasticsearch.yaml 

5. No Health Checks

Define liveness and readiness probes in Kubernetes:

livenessProbe: 
httpGet: 
path: /health 
port: 8080 
initialDelaySeconds: 5 
periodSeconds: 10 

What Undercode Say:

Cloud-native transformation requires avoiding anti-patterns like tight coupling, manual scaling, and insecure configurations. Leverage Kubernetes, CI/CD pipelines, and infrastructure-as-code (IaC) tools like Terraform:

terraform init 
terraform plan 
terraform apply 

For AWS users, ensure proper IAM roles:

aws iam create-role --role-name EKSClusterRole --assume-role-policy-document file://trust-policy.json 

Monitor with Prometheus:

helm install prometheus stable/prometheus-operator 

Expected Output:

A well-architected cloud-native system with automated scaling, secure secrets management, and robust observability.

Reference: O’Reilly – Cloud Native Anti-Patterns

References:

Reported By: Darryl Ruggles – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅

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