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Raju Dawadi
Raju Dawadi

894 Followers

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Jun 30, 2022

Kubernetes Job or CronJob: Which One to Use and When?

When we don’t need a long running resource like Deployment & ReplicaSet, the option is Job or CronJob in Kubernetes environment. By the name it’s clear CronJob takes a cron type of syntax mentioning when the job is to run. The K8s system itself triggers the job at the specified…

Kubernetes

2 min read

Kubernetes

2 min read


Apr 30, 2022

Google Cloud Instance Scheduling Made Easier

You have a bastion host server which need to run only in office hour(9:00–18:00). There is a compute instance which runs ETL job only on weekend. In the cases like this, keeping the instance turned ON 24 hours will be waste of money and resource. By turning the instance in…

Google Cloud Platform

2 min read

Google Cloud Instance Scheduling Made Easier
Google Cloud Instance Scheduling Made Easier
Google Cloud Platform

2 min read


Mar 31, 2022

Setting Up a Free OpenVPN Server in Google Cloud Platform(GCP) in Less Than 5 Minutes

The VPN we are going to mention here: Is free: GCP provides e2-micro instance type for free on US region and we will be utilizing this along with free disk space and egress traffic Can be used for both internal and external traffic: Whether you want to connect to other…

4 min read

Setting Up a Free OpenVPN Server in Google Cloud Platform(GCP) in Less Than 5 Minutes
Setting Up a Free OpenVPN Server in Google Cloud Platform(GCP) in Less Than 5 Minutes

4 min read


Feb 28, 2022

Centrally Managing Cloud Native Artifacts with Harbor

Let’s start with few cases: Do you have to work under private network and host docker images internally? Are you hit by rate limit of docker hub and want to maintain cache of it? Are you hosting docker images on multiple cloud provider(AWS, GCP, Azure etc.) …

Cncf

3 min read

Centrally Managing Cloud Native Artifacts with Harbor
Centrally Managing Cloud Native Artifacts with Harbor
Cncf

3 min read


Jan 31, 2022

Falco: A Security Camera For Kubernetes Applications

Security is always a key concern while running application in any type of system may it be in bare metal or in containerized world. With the increase in number of ephemeral containers, it starts getting harder to keep track of what is running inside each container. …

Kubernetes

4 min read

Falco: A Security Camera For Kubernetes Applications
Falco: A Security Camera For Kubernetes Applications
Kubernetes

4 min read


Dec 31, 2021

Managing Kubernetes Job with Helm

Kubernetes Job is a workload resource which is created to run a specific type of workload that will exit after a task is completed. A Job keeps track of completion of tasks based on exit code. For example, you want to have a database backup and expect it to complete…

Kubernetes

3 min read

Managing Kubernetes Job with Helm
Managing Kubernetes Job with Helm
Kubernetes

3 min read


Nov 30, 2021

Key Metrics to Monitor in Starter Kubernetes Setup

After doing a base Kubernetes cluster setup, the question arises, what if something is going wrong or what if some incident happens? Running a containerized application in the orchestrated environment is step one but monitoring the application and cluster is another important part. Even if we are using a managed…

Kubernetes

3 min read

Key Metrics to Monitor in Starter Kubernetes Setup
Key Metrics to Monitor in Starter Kubernetes Setup
Kubernetes

3 min read


Oct 31, 2021

Calling Google Cloud Services from AWS Using IAM Roles Without GCP Service Account Credentials

If we are inside Google Cloud and want to call any GCP services, we prefer using Service Account with Access Scope which makes the identity and API access lot more easier. No burden of handling credential keys but the specific service will have access to another service or API call. …

Google Cloud Platform

4 min read

Calling Google Cloud Services from AWS Using IAM Roles Without GCP Service Account Credentials
Calling Google Cloud Services from AWS Using IAM Roles Without GCP Service Account Credentials
Google Cloud Platform

4 min read


Aug 31, 2021

Clearing Evicted Pod in One or All Namespaces on Kubernetes Cluster

NAME READY STATUS RESTARTS AGE myapp 0/1 Evicted 0 10s You might have seen pods in the above state on Kubernetes cluster. Eviction is the process of terminating one or multiple pods on K8s nodes which could be because of lack of resources like CPU, memory, disk space, and filesystem…

Kubernetes

2 min read

Kubernetes

2 min read


Jul 31, 2021

Kubernetes Logging with Fluent Bit, Elasticsearch and Kibana

Whether it be logging cluster activity or debugging problem in application, logging is the first step. On Kubernetes world, containers are temporary entities which looses logs after a restart for any reason. So, I would prefer to have a proper logging setup of the cluster before running real applications. There…

Kubernetes

3 min read

Kubernetes Logging with Fluent Bit, Elasticsearch and Kibana
Kubernetes Logging with Fluent Bit, Elasticsearch and Kibana
Kubernetes

3 min read

Raju Dawadi

Raju Dawadi

894 Followers

DevOps | SRE | #GDE

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