kubernetes

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

Kubernetes - Errors, Troubleshooting & Fix

Feb 21, 2025

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3 min read

Kubernetes - Errors, Troubleshooting & Fix

Here, we have discussed Kubernetes general errors- Troubleshooting steps for every issue, fixxing issue and also suggesting preventive tips.

Error #23 - Secret Invalid error Troubleshoot and Fix

Feb 18, 2025

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4 min read

Error #23 - Secret Invalid error Troubleshoot and Fix

Kubernetes Secret Invalid Error occurs when a pod or a component fails to use a Secret due to an incorrect configuration, missing data, or invalid format. This can prevent applications from starting or accessing necessary credentials.

Avinash Tietler

Error #22 - Pod Eviction error Troubleshoot and Fix

Feb 13, 2025

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6 min read

Error #22 - Pod Eviction error Troubleshoot and Fix

Pod eviction in Kubernetes is a critical process that ensures cluster stability under resource constraints, node failures, or policy enforcement. You can minimize disruptions and keep your workloads running smoothly.

Avinash Tietler

Feb 11, 2025

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4 min read

Error #21 - NamespaceTerminating

The NamespaceTerminating error in Kubernetes occurs when a namespace is stuck in the Terminating state and is not getting deleted properly. This usually happens when Kubernetes resources within ...

Avinash Tietler

Error #20 - Kubelet notReady - Troubleshoot and Fix

Jan 31, 2025

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5 min read

Error #20 - Kubelet notReady - Troubleshoot and Fix

The error "Kubelet is not ready" in Kubernetes indicates that the Kubelet (the primary node agent running on each worker node) is not functioning properly.

Avinash Tietler

Error #19 - Pod Invalid error Troubleshoot and Fix

Jan 26, 2025

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4 min read

Error #19 - Pod Invalid error Troubleshoot and Fix

In Kubernetes, there is no specific error message called "Pod Invalid," but the term is often used informally to describe situations where a Pod cannot be created, scheduled, or started due to incorrect configurations, policy violations, or resource constraints.

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

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? 🤔 This issue can grind your workloads to a halt when a node runs out of disk space. Let’s break it down:

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

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

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

🚀 Kubernetes Troubleshooting Made Easy! 🛠️

Jan 10, 2025

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3 min read

🚀 Kubernetes Troubleshooting Made Easy! 🛠️

💡 Whether you're a beginner or an expert, these guides will help you keep your Kubernetes clusters running smoothly!

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

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

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

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

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

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

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

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

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

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

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

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

kubernetes

Error #25 - Insufficient Capacity Troubleshoot and Fix

Kubernetes - Errors, Troubleshooting & Fix

Error #23 - Secret Invalid error Troubleshoot and Fix

Error #22 - Pod Eviction error Troubleshoot and Fix

Error #21 - NamespaceTerminating

Error #20 - Kubelet notReady - Troubleshoot and Fix

Error #19 - Pod Invalid error Troubleshoot and Fix

Error #18 - Deployment Not Found error Troubleshoot and Fix

Error #17 - NodeOutOfDisk error Troubleshoot and Fix

Error #16 - Pod Termination Timeout - Troubleshoot and Fix

Error #15 - Cluster Autoscaler Failure error Troubleshoot and Fix

Error #14 - Resource Quota Exceeded error Troubleshoot and Fix

🚀 Kubernetes Troubleshooting Made Easy! 🛠️

Error #13 : PodSecurity Policy Violation Troubleshoot and Fix

Error #12 : Service Discovery Failure error Troubleshoot and Fix

Error #11: CNI Error Troubleshoot and Fix

Error #9: Init Container error- Troubleshooting and Fix

Error #8: Scaling Timeout -Troubleshoot and fix

Error #7: ImagePullBackOff Troubleshoot and Fix

Recommended steps to resolve Kubernetes issue

Comprehensive list of K8s ecosystem errors

Error #6: Connection Refused Troubleshoot and Fix

Error #5: Gateway Timeout Troubleshoot and Fix

Error #4: Node Not Ready Troubleshoot and Fix

Error #3: OOMKilled Troubleshoot and Fix

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