Wizbrand: Your Comprehensive Solution for Digital Marketing and SEO Excellence
In the fast-paced world of digital marketing and SEO, staying ahead of the curve is crucial. With a myriad of tools and strategies at your disposal, choosing the right platform…
Read more »Compare RookCeph Vs Longhorn vs OpenEBS
RookCeph, Longhorn, and OpenEBS are all popular containerized storage orchestration solutions for Kubernetes. They are all easy to use, scalable, and reliable. However, there are some key differences between them….
Read more »What is eBPF?
eBPF, which stands for “extended Berkeley Packet Filter,” is a powerful and flexible technology used in modern Linux kernels for various purposes, including networking, monitoring, and security. Originally inspired by…
Read more »What is CRI Plugins in Kubernetes?
CRI plugins, or Container Runtime Interface plugins, are a set of tools that allow you to use different container runtimes with Kubernetes. By default, Kubernetes uses the Docker container runtime….
Read more »What is CSI Plugins?
CSI plugins, or Container Storage Interface plugins, are a set of tools that allow you to expose storage systems to Kubernetes applications. They are used to provide persistent storage for…
Read more »What is CNI Plugins in Kubernets?
CNI plugins, or Container Network Interface plugins, are a set of tools that allow you to customize the networking of your Kubernetes cluster. They are used to create and manage…
Read more »A Basic k3s Tutorial for Kubernetes
What is k3s? K3s is a lightweight and easy-to-install Kubernetes distribution designed for use in resource-constrained environments, edge computing, and development scenarios. It’s a simplified version of Kubernetes that retains…
Read more »How to deploy Elasticsearch, Fluentd and Kibana (EFK) in Kubernetes?
Logging Operator EFK(Elasticsearch, Fluentd, and Kibana) Logging Operator is an operator created in Golang to set up and manage EFK(Elasticsearch, Fluentd, and Kibana) cluster inside Kubernetes and Openshift environment. This…
Read more »Understanding a Log Monitoring in Kubernetes
Log monitoring in Kubernetes is the process of collecting, storing, and analyzing logs from Kubernetes nodes, pods, and applications. This can be done to identify potential problems, such as errors,…
Read more »How to deploy Prometheus & Grafana in Kubernetes?
Prometheus Stack The Prometheus stack typically includes several components that work together to provide comprehensive monitoring and alerting capabilities for your infrastructure and applications. Here’s a table outlining the core…
Read more »Troubleshooting Kubernetes Networking with Tigera Calico
Tigera Calico Troubleshooting and diagnostics Tigera Calico Component logs Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at…
Read more »List of Ingress controllers for Kubernetes
Open source Ingress controllers NGINX Ingress Controller: The NGINX Ingress Controller is the most popular Ingress controller for Kubernetes. It is based on the NGINX web server and is easy…
Read more »𝑼𝒏𝒅𝒆𝒓𝒔𝒕𝒂𝒏𝒅𝒊𝒏𝒈 𝑲𝒖𝒃𝒆𝒓𝒏𝒆𝒕𝒆𝒔 𝑷𝒐𝒅 𝒇𝒂𝒊𝒍𝒖𝒓𝒆𝒔
Pods can have startup and runtime errors. Startup errors include: ✅ ImagePullBackoff✅ ImageInspectError✅ ErrImagePull✅ ErrImageNeverPull✅ RegistryUnavailable✅ InvalidImageName Runtime errors include: 📌 ✅ CrashLoopBackOff✅ RunContainerError✅ KillContainerError✅ VerifyNonRootError✅ RunInitContainerError✅ CreatePodSandboxError✅ ConfigPodSandboxError✅ KillPodSandboxError✅…
Read more »What is Pause container in Kubernetes?
The “pause container” is a special, internal container created and managed by Kubernetes within each pod. Its primary purpose is to serve as a placeholder for the network namespace and…
Read more »List of Commands example for working with containerd using ctr
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…
Read more »List of Commands example for working with crictl
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…
Read more »What is difference between crictl and ctr
crictl and ctr are both command-line tools for managing containers in Kubernetes. However, they have different purposes and use cases. crictl is a tool for managing containers through the Container…
Read more »What is Kubernetes Static Pods with example?
Static Pods are a special type of Pod in Kubernetes that are managed directly by the kubelet daemon on a specific node, without the API server observing them. This means…
Read more »What is Kubernetes Pod disruption budget and Explained with example
A Kubernetes Pod disruption budget (PDB) is a policy that defines the minimum number of pods that must be available at any given time for a particular workload. This helps…
Read more »Kubernetes Tutorials: What is Preemption in kubernetes with example
A PriorityClass in Kubernetes is a non-namespaced object that defines a mapping from a priority class name to an integer value of the priority. The higher the value, the higher…
Read more »List of CNI plugins used in kubernetes
Here is a list of some of the most popular CNI plugins used in Kubernetes: Other popular CNI plugins include: Container Network Interface (CNI) is an open standard for configuring…
Read more »List of Ingress controllers in Kubernetes
Here is a list of Ingress controllers for Kubernetes: NGINX Ingress Controller: The NGINX Ingress Controller is a widely used and battle-tested solution for managing external access to services within…
Read more »Compare the differences between Calico, Flannel, Weave and Cilium
Feature Calico Flannel Weave Cilium Networking model Layer 3 Layer 3 overlay Layer 2 mesh eBPF Performance High Good Good High Scalability High High High High Security features Advanced Basic…
Read more »Dynatrace Tutorials: Define new applications for Real User Monitoring (RUM)
USING Application detection rules Step 1 – Access Web on Dynatrace App Step 2 – Click on “Edit detection Rules” Step 3 – Click on “Add Item” Step 4 –…
Read more »System Design Components
System design components are the building blocks that make up a system. They can be hardware, software, or a combination of both. Some common system design components include: In addition…
Read more »Jenkins X Tutorials: Install and Configurations
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…
Read more »API Gateway Architecture
API gateway architecture is a design pattern that uses an API gateway as a single point of entry for all API requests. The API gateway sits in front of the…
Read more »Load Balancers Vs Api Gateway Vs Reverse Proxy
Load balancers, API gateways, and reverse proxies are all important components of web applications. They can be used to improve performance, security, and scalability. Load balancers distribute traffic across multiple…
Read more »Introduction of Oauth 2.0
OAuth 2.0 is an open standard for authorization. It enables applications to obtain limited access to user accounts on HTTP services, such as Facebook, GitHub, and Google, without exposing the…
Read more »List of Popular Design Pattern
A design pattern is a general reusable solution to a commonly occurring problem in software design. It is not a finished design that can be transformed directly into source or…
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