Jamie's Blog

The curious developer's ODYSSEY, Exploring the Universe of TECH, CODE & AI.

Explore Kubernetes Local PV & PVC access mode

A local volume represents a mounted local storage device such as a disk, partition or directory. Local volumes can only be used as a statically created PersistentVolume. Dynamic provisioning is not supported.

Posted by Jamie Zhang on Saturday, April 8, 2023

Vault Agent with Kubernetes

Nearly all requests to Vault must be accompanied by an authentication token. This includes all API requests, as well as via the Vault CLI and other libraries, therefore application running in kubernetes is no exception. Luckily, Vault provides Kubernetes auth method to authenticate the clients using a Kubernetes Service Account Token, and Vault Agent which could be leveraged to automatically inject the secrets from vault into kubernetes pods through init container pattern.

Posted by Jamie on Sunday, March 26, 2023

Vault on Kubernetes

Install Vault on K8S with integrated storage via Helm

To setup a HA Vault Cluster in Kubernetes

Posted by Jamie on Saturday, March 25, 2023

Redis advance III

Redis basic knowledge - Redis cluster - Part I

Redis 集群

Posted by Jamie Zhang on Saturday, July 9, 2022

Spring Data & Data Persistent

Notes taken during studying spring data series - overview

What is JPA? “The Java Persistence API is the Java API for the management of persistence and object/relational mapping in Java EE and Java SE environments. It provides an object/relational mapping facility for the Java application developer using a Java domain model to manage a relational database.” It’s quoted from JSR(Java Specification Request) managed by Java Community Process. This is just the definition of what’s JPA, let’s recall how we persist data before adopting JPA.

Posted by Jamie Zhang on Friday, July 8, 2022

Websocket集成

Mark down spring stomp & related websocket knowledge

记录websocket集成的杂事

Posted by Jamie Zhang on Monday, July 4, 2022

Redis advance II

Redis basic knowledge - Master/slave replication

Redis主从复制

Posted by Jamie Zhang on Tuesday, June 28, 2022

Redis foundation - III

Redis basic knowledge - transaction & data persistence

Redis事务和持久化

Posted by Jamie Zhang on Monday, June 27, 2022

Redis advance I

Redis advanced knowledge

Redis进阶知识总结

Posted by Jamie Zhang on Thursday, June 23, 2022

Redis foundation - II

Redis foundation - II

Redis基础知识回顾

Posted by Jamie Zhang on Monday, May 30, 2022

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Senior Software Engineer, Open source enthusiast, PMP, Scrum master

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ai architecture aws deep learning docker k8s kubernetes llm nosql python redis spring spring cloud transaction management transformer vault
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