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14h ago · 5 min read · As I continued preparing for CKAD, I realized something important: Running Pods is easy. Running reliable applications is the real challenge. That’s where concepts like: Pod lifecycle Readiness pr

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HSHaiman Sherkubernetes-expalined-simply.hashnode.dev

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Multi-Container Pods, Init Containers & Sidecars in Kubernetes

2d ago · 5 min read · As I continued preparing for CKAD, I reached a very interesting Kubernetes concept: Not every Pod contains just one container. In real-world systems, applications often need helper processes running

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HSHaiman Sherkubernetes-expalined-simply.hashnode.dev

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Taints, Tolerations & Node Affinity in Kubernetes Explained

6d ago · 4 min read · How does Kubernetes decide where Pods should run? This is where: Taints Tolerations Node Selectors Node Affinity all come together. At first, these concepts can feel confusing because they sound

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HSHaiman Sherkubernetes-expalined-simply.hashnode.dev

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Service Accounts in Kubernetes Explained Simply

May 7 · 4 min read · As I continued my CKAD preparation, I came across another very important Kubernetes concept: How do applications or services securely interact with the Kubernetes API? That’s where Service Accounts co

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HSHaiman Sherkubernetes-expalined-simply.hashnode.dev

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Secrets in Kubernetes Explained Simply

Apr 25 · 4 min read · As I continued my CKAD preparation, I reached a critical topic: How do we securely store sensitive data like passwords in Kubernetes? Earlier, we saw ConfigMaps for configuration. But what about con

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HSHaiman Sherkubernetes-expalined-simply.hashnode.dev

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Environment Variables and ConfigMaps in Kubernetes

Apr 17 · 3 min read · As I continued my CKAD preparation, I reached a point where I needed to answer a simple question: How do we pass configuration into applications running inside Pods? Hardcoding values inside contain

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HSHaiman Sherkubernetes-expalined-simply.hashnode.dev

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ReplicaSet in Kubernetes Explained Simply

Apr 10 · 3 min read · As I continue my CKAD preparation, one concept that builds directly on Replication Controllers is the ReplicaSet. At first glance, it looks very similar… but there’s one powerful addition that changes

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HSHaiman Sherkubernetes-expalined-simply.hashnode.dev

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Replication Controller in Kubernetes Explained Simply

Apr 6 · 6 min read · As I continue preparing for CKAD, one thing that becomes clearer with every topic is this: Kubernetes is not just about running containers — it is about keeping applications available. That is exact

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HSHaiman Sherkubernetes-expalined-simply.hashnode.dev

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Pods in Kubernetes Explained Simply

Apr 3 · 5 min read · When people begin learning Kubernetes, the first object they usually hear about is the Pod. And honestly, that makes sense. Because before Deployments, Services, ReplicaSets, or Ingress, you need to u

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DBDhruv Bhartiablog.dhruvbhartia.com

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I used to think Docker + systemd was enough

Mar 25 · 5 min read · Around late 2019 / early 2020, I was working with setups where applications were running directly on VMs. Each team had their own set of VMs, environments were split, CIDR ranges were being managed se

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Kubernetes Pod Lifecycle, Probes, Metrics, Labels & Annotations Explained

Multi-Container Pods, Init Containers & Sidecars in Kubernetes

Taints, Tolerations & Node Affinity in Kubernetes Explained

Service Accounts in Kubernetes Explained Simply

Secrets in Kubernetes Explained Simply

Environment Variables and ConfigMaps in Kubernetes

ReplicaSet in Kubernetes Explained Simply

Replication Controller in Kubernetes Explained Simply

Pods in Kubernetes Explained Simply

I used to think Docker + systemd was enough

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Trending tags this week

Kubernetes Pod Lifecycle, Probes, Metrics, Labels & Annotations Explained

Multi-Container Pods, Init Containers & Sidecars in Kubernetes

Taints, Tolerations & Node Affinity in Kubernetes Explained

Service Accounts in Kubernetes Explained Simply

Secrets in Kubernetes Explained Simply

Environment Variables and ConfigMaps in Kubernetes

ReplicaSet in Kubernetes Explained Simply

Replication Controller in Kubernetes Explained Simply

Pods in Kubernetes Explained Simply

I used to think Docker + systemd was enough