https://nerdsid.com/tags/kubernetes/Recent content in Kubernetes on Nerdsid.comHugoen-usTue, 02 Jun 2026 05:54:03 +0000https://nerdsid.com/posts/kubernetes-custom-resource-definition/Tue, 02 Jun 2026 05:54:03 +0000https://nerdsid.com/posts/kubernetes-custom-resource-definition/<h2 id="task-1">Task 1</h2> <p>CRD objects can be either namespaced or cluster-scoped.</p> <p>Is this statement true or false?</p> <p>Answer: True</p> <h2 id="task-2">Task 2</h2> <p>What is a custom resource?</p> <p>Answer: A custom resource is an extension of the Kubernetes API that is not necessarily available in a default Kubernetes installation.</p> <h2 id="task-3">Task 3</h2> <p>We have provided an incomplete Custom Resource Definition (CRD) manifest located at <code>/root/crd.yaml</code>. Complete the file to define a namespaced CRD named <code>internals.datasets.kodekloud.com</code>.</p>https://nerdsid.com/posts/deployments-in-kubernetes/Wed, 06 May 2026 15:06:12 +0000https://nerdsid.com/posts/deployments-in-kubernetes/<h2 id="tasks">Tasks</h2> <h3 id="task-1">Task 1</h3> <p>How many PODs exist on the system?</p> <figure class="terminal no-copy"> <header class="terminal-header"> <div class="terminal-controls"> <span class="dot dot--red"></span> <span class="dot dot--yellow"></span> <span class="dot dot--green"></span> </div> </header> <pre><code>$ k get po No resources found in default namespace.</code></pre> </figure> <p>Ans: 0</p> <h3 id="task-2">Task 2</h3> <p>How many ReplicaSets exist on the system?</p> <figure class="terminal no-copy"> <header class="terminal-header"> <div class="terminal-controls"> <span class="dot dot--red"></span> <span class="dot dot--yellow"></span> <span class="dot dot--green"></span> </div> </header> <pre><code>$ k get rs No resources found in default namespace.</code></pre> </figure> <h3 id="task-3">Task 3</h3> <p>How many Deployments exist on the system?</p> <figure class="terminal no-copy"> <header class="terminal-header"> <div class="terminal-controls"> <span class="dot dot--red"></span> <span class="dot dot--yellow"></span> <span class="dot dot--green"></span> </div> </header> <pre><code>$ k get deploy No resources found in default namespace.</code></pre> </figure> <h3 id="task-4">Task 4</h3> <p>How many Deployments exist on the system <em>now</em>?</p>https://nerdsid.com/posts/pods-in-kubernetes/Tue, 05 May 2026 16:46:53 +0000https://nerdsid.com/posts/pods-in-kubernetes/<h2 id="task">Task</h2> <p>The lab consists of a k8s master node &amp; worker node. You have access to a terminal on the controlplane.</p> <h3 id="task-1">Task 1</h3> <p>How many pods exist on the system?</p> <figure class="terminal no-copy"> <header class="terminal-header"> <div class="terminal-controls"> <span class="dot dot--red"></span> <span class="dot dot--yellow"></span> <span class="dot dot--green"></span> </div> <figcaption class="terminal-title">list pods</figcaption> </header> <pre><code>$ k get po No resources found in default namespace.</code></pre> </figure> <p>Ans: 0</p> <h3 id="task-2">Task 2</h3> <p>Create a new pod using the nginx image.</p> <p>Ans:</p> <figure class="terminal no-copy"> <header class="terminal-header"> <div class="terminal-controls"> <span class="dot dot--red"></span> <span class="dot dot--yellow"></span> <span class="dot dot--green"></span> </div> </header> <pre><code>$ kubectl run nginx --image=nginx pod/nginx created</code></pre> </figure> <p>The basic syntax is:</p>