Direct DevOps from Quality Thought

Layer 4 and Layer 7 LB Prompt I’m trying to understand the differences of Layer 4 and Layer 7 Load Balancing. I want to understand when to use which approach Explain in detail by simple example Service and ingress K8s service deals at L4 and ingress deals at L7 K8s ingress comes with ingress =>… Continue reading DevOps Classroom notes 09/Jul/2026

Exercise Create a docker image <username>/exercise:1 for a website at Refer Here The application should be exposed on port 80 and should be accessible on http://<ip&gt; push this image to your docker hub Create a k8s deployment with 4 replicas Create a service exposed on node port Now create one more docker image <username>/exercise:2 for… Continue reading DevOps Classroom notes 08/Jul/2026

Exercise Create a docker image <username>/exercise:1 for a website at Refer Here The application should be exposed on port 80 and should be accessible on http://<ip&gt; push this image to your docker hub Create a k8s deployment with 4 replicas Create a service exposed on node port Now create one more docker image <username>/exercise:2 for… Continue reading DevOps Classroom notes 07/Jul/2026

DNS in k8s In k8s we have lots of pods and accessing each pod by its ip is not a good idea as when pod gets recreated it might not get same ip. K8s comes with two possible DNS implementations kube-dns: this was used in early versions of k8s core-dns: This is majorly used in… Continue reading DevOps Classroom notes 06/Jul/2026