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Observability
Observability is a key requirement for monitoring and debugging microservice architectures. With the rise of distributed systems and the increasing complexity of modern software applications, observability has become an essential component of any production system. Observability in microservices involves the ability to gather and analyze data from each individual microservice to provide a comprehensive view…
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Basic kubectl CLI Commands
kubectl kubectl controls the Kubernetes cluster manager. where command, TYPE, NAME, and flags are: Note Flags that you specify from the command line override default values and any corresponding environment variables. Reference https://kubernetes.io/docs/reference/kubectl/overview/
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Basic of Kubernetes
Why Kubernetes With modern web services, users expect applications to be available 24/7, and developers expect to deploy new versions of those applications several times a day. Containerization helps package software to serve these goals, enabling applications to be released and updated without downtime. Kubernetes helps you make sure those containerized applications run where and…
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Basic Docker CLI Commands
docker run docker ps docker images docker image docker container docker system docker compose Reference https://docs.docker.com/reference/
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Spring AOP
Introduction Key Concepts Pointcut Examples AOP Other Concepts Reference https://docs.spring.io/spring-framework/docs/6.0.x/reference/html/core.html#aop https://docs.spring.io/spring-framework/docs/6.0.x/reference/html/core.html#aop-api
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Today’s Development Challenges
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Common Application(Web/Mobile/Desktop) Development Challenges
Here are the list of common concept, Typically required by any application(Web/Mobile/Desktop).
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Some of the Kafka UI Tools
Kafkatool Quickly view all your Kafka clusters, including their brokers, topics and consumers. View contents of messages in your partitions and add new messages. View offsets of the consumers, including Apache Storm Kafka spout consumers. Show JSON and XML messages in a pretty-printed format. Add and drop topics plus other management features. Save individual messages from your partitions to local hard drive.…
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Basic Kafka CLI Tools/Commands
Kafka provides list of CLI and UI based utilities those are useful while managing/debugging/monitoring various Kafka entities like: – Cluster Broker Producer Consumer Topics Partition Payload CLI Tools zookeeper-server-start.bat Start Zookeeper kafka-server-start.bat Start Multiple Kafka Server kafka-console-producer.bat kafka-console-consumer.bat kafka-topics.bat Create Topic’s Update Partitions Listing Listing Partitions Which are not in-sync with leader Listing Partitions Which…