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kubernetes

kubernetes


Ultimate Kubernetes Use Cases

Aug 22, 2025

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5 min read

Ultimate Kubernetes Use Cases

Your Go-To Resource for Exploring Kubernetes in 50+ Different Ways

Avinash Tietler
Avinash Tietler
Error #25 - Insufficient Capacity Troubleshoot and Fix

Mar 20, 2025

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2 min read

Error #25 - Insufficient Capacity Troubleshoot and Fix

The Insufficient Capacity error in Kubernetes typically occurs when the cluster does not have enough resources (CPU, memory, storage, or specific hardware like GPUs) to schedule a pod.

Avinash Tietler
Avinash Tietler
Error #18 - Deployment Not Found error Troubleshoot and Fix

Jan 25, 2025

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5 min read

Error #18 - Deployment Not Found error Troubleshoot and Fix

"Deployment Not Found" error typically means that the deployment you're trying to access on your cloud platform doesn't exist, is incorrectly named, or you might not have the proper permissions to view it

Avinash Tietler
Avinash Tietler
50 Kubernetes Questions- Must to know

Jan 22, 2025

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6 min read

50 Kubernetes Questions- Must to know

Here are 50 Kubernetes questions ranging from basic to advanced, along with their answers:

Avinash Tietler
Avinash Tietler
Error #17 - NodeOutOfDisk error Troubleshoot and Fix

Jan 16, 2025

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4 min read

Error #17 - NodeOutOfDisk error Troubleshoot and Fix

Have you encountered the dreaded NodeOutOfDisk error in Kubernetes? πŸ€” This issue can grind your workloads to a halt when a node runs out of disk space. Let’s break it down:

Avinash Tietler
Avinash Tietler
Error #16 - Pod Termination Timeout - Troubleshoot and Fix

Jan 13, 2025

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4 min read

Error #16 - Pod Termination Timeout - Troubleshoot and Fix

By understanding the causes of pod termination timeouts and applying these troubleshooting and preventive measures, you can minimize downtime and ensure seamless application behavior during pod shutdown in Kubernetes.

Avinash Tietler
Avinash Tietler
Error #15 - Cluster Autoscaler Failure error Troubleshoot and Fix

Jan 12, 2025

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5 min read

Error #15 - Cluster Autoscaler Failure error Troubleshoot and Fix

The Kubernetes Cluster Autoscaler is a component that automatically adjusts the size of a cluster based on pending pods or underutilized nodes. When it fails, it can lead to resource allocation issues, pending workloads, or inefficient resource usage.

Avinash Tietler
Avinash Tietler
Error #14 - Resource Quota Exceeded error Troubleshoot and Fix

Jan 11, 2025

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6 min read

Error #14 - Resource Quota Exceeded error Troubleshoot and Fix

The Resource Quota Exceeded error occurs when resource usage exceeds the limits set in your Kubernetes cluster or cloud account. The root causes can vary depending on the environment and configuration. Read here common causes:

Avinash Tietler
Avinash Tietler
Error #13 : PodSecurity Policy Violation Troubleshoot and Fix

Jan 10, 2025

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5 min read

Error #13 : PodSecurity Policy Violation Troubleshoot and Fix

A PodSecurity Policy Violation error occurs in Kubernetes when a pod fails to meet the security requirements specified in the PodSecurityPolicy (PSP) resource.

Avinash Tietler
Avinash Tietler
Error #12 : Service Discovery Failure error Troubleshoot and Fix

Jan 9, 2025

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5 min read

Error #12 : Service Discovery Failure error Troubleshoot and Fix

Service discovery is a mechanism by which services discover each other dynamically without the need for hard coding IP addresses or endpoint configuration.

Avinash Tietler
Avinash Tietler
Error #11: CNI Error Troubleshoot and Fix

Jan 8, 2025

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5 min read

Error #11: CNI Error Troubleshoot and Fix

CNI in Kubernetes serves as the foundation for dynamic, scalable, and flexible container networking. By adopting a modular, pluggable design, CNI empowers Kubernetes to work seamlessly across various networking setups, ensuring robust communication between containers, Pods, and Nodes.

Avinash Tietler
Avinash Tietler
Error #9: Init Container error- Troubleshooting and Fix

Jan 6, 2025

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4 min read

Error #9: Init Container error- Troubleshooting and Fix

An Init Container is a type of container in a Kubernetes Pod that runs and completes its task before the main application containers start. It is used to perform initialization tasks, such as preparing the environment, setting up dependencies, or running setup scripts.

Avinash Tietler
Avinash Tietler
Error #8: Scaling Timeout -Troubleshoot and fix

Jan 3, 2025

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4 min read

Error #8: Scaling Timeout -Troubleshoot and fix

Scaling Timeout in Kubernetes occurs when the system cannot scale pods within the expected time frame. This issue can be caused by several factors related to resource availability, misconfigurations, or limitations in the underlying infrastructure.

Avinash Tietler
Avinash Tietler
Error #7: ImagePullBackOff Troubleshoot and Fix

Jan 2, 2025

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6 min read

Error #7: ImagePullBackOff Troubleshoot and Fix

Errors like ImagePullBackOff can sometimes disrupt your workflow. This error indicates that Kubernetes is unable to pull the container image, which can occur for several reasons.

Avinash Tietler
Avinash Tietler
Recommended steps to resolve Kubernetes issue

Dec 31, 2024

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5 min read

Recommended steps to resolve Kubernetes issue

Kubernetes is vast and involves many applications, services, databases and many more. So, once you stuck in any issue, it is very hard to get out of it. In this post, I am trying to recommend step-by-step process to debug and resolve Kubernetes issues.

Avinash Tietler
Avinash Tietler
Comprehensive list of K8s ecosystem errors

Dec 31, 2024

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6 min read

Comprehensive list of K8s ecosystem errors

All comprehensive list of potential errors and issues categorized by areas of the Kubernetes ecosystem.

Avinash Tietler
Avinash Tietler
Error #6: Connection Refused Troubleshoot and Fix

Dec 30, 2024

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3 min read

Error #6: Connection Refused Troubleshoot and Fix

Connection Refused error in Kubernetes is a common issue indicating that a client is unable to establish a connection with a service or pod. This error typically arises when the target application inside the container is not listening on the expected port...

Avinash Tietler
Avinash Tietler
Error #5: Gateway Timeout  Troubleshoot and Fix

Dec 29, 2024

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4 min read

Error #5: Gateway Timeout Troubleshoot and Fix

A Gateway Timeout error in a Kubernetes environment usually means that a service or application within the cluster is taking too long to respond. Here’s a step-by-step guide to help ...

Avinash Tietler
Avinash Tietler
Error #4: Node Not Ready Troubleshoot and Fix

Dec 28, 2024

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6 min read

Error #4: Node Not Ready Troubleshoot and Fix

The Node Not Ready status in Kubernetes indicates that a node in your cluster is not functioning properly and cannot host any pods

Avinash Tietler
Avinash Tietler
Error #3: OOMKilled Troubleshoot and Fix

Dec 28, 2024

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4 min read

Error #3: OOMKilled Troubleshoot and Fix

Kubernetes has a lot of built-in capabilities to ensure your workloads get enough CPU and memory to stay healthy. However, misconfiguration is a common reason why Kubernetes might kill pods despite the workload.

Avinash Tietler
Avinash Tietler
Error #2: CrashLoopBackoff Troubleshoot and Fix

Dec 27, 2024

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10 min read

Error #2: CrashLoopBackoff Troubleshoot and Fix

We discussed the CrashLoopBackOff error in great detail. It is one of the common and complex errors of Kubernetes. Complex to diagnose because the root cause can be one of the many.

Avinash Tietler
Avinash Tietler
Error #1: Resource Exhausted Troubleshoot and Fix

Dec 26, 2024

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3 min read

Error #1: Resource Exhausted Troubleshoot and Fix

Regular monitoring and proactive resource management are essential to maintaining a stable Kubernetes environment.

Avinash Tietler
Avinash Tietler

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