Business Model Canvas for Site Reliability Engineering (SRE)

1. History of the Business Model Canvas

如何备考K8S CKAD认证

这几年来随着云原生的不断进化发展，CNCF旗下产品得到了众多行业不同规模企业的一致认可，其中明星产品之一的Kubernetes作为容器编排控制系统更是得到了广泛的应用和完善。其用pod对发布和网络的管理无论对企业还是开发者都是部署应用的一门利器，近几年热度不断攀升，而拥有CNCF旗下官方认证的从业人员也成为了市场上的香饽饽，下面就来介绍一下我刚刚考取CKAD证书的...

What does Mainframe SRE do?

IntroHave you ever heard of the job title ‘System Programmer’? Check the resume back in the early 70s, guess whose is this? (Hint - the most famous IT business man)

CPU Compare: IBM z16 Telum vs Apple M1 Ultra

IntroIBM recently launched its latest System z (mainframe) model z16 in April 2022, 3 years after its predecessor z15 in 2019. The CPU introduced together by z16 which named Telum, th...

如何备考谷歌云认证

谷歌云GCP的认证有十种，覆盖架构、开发运维、指定领域几个大类，可以根据自己的爱好和发展方向进行选择。与AWS认证不同， GCP只提供一门助理级认证即GCP Cloud Engineer，其他大部分为专家级Pro认证.

Journey of Virtualization from Mainframe to Cloud

If I ask you a layman question: What is the difference between a computer server and PC?

Total Comparison of Mainframe and Cloud

Enable SRE in a Mainframe shop

BackgroundMany Fortune 500 companies have been running Mainframe (IBM System z) for decades and established comprehensive infrastructure and operation model. With emerging cloud and o...

Hybrid Mainframe Monitoring with ZOLDA and ELK part2 Setup

In the previous article I share the high level overview of ZOLDA with data analytic platforms. The entire solution requires ZOLDA installation on system z and ELK on distributed like ...

Hybrid Mainframe Monitoring with ZOLDA and ELK part1 Overview

IBM announced their hybrid operational analytics solution on Sep 2021 which merged two products ZLDA and ZCDP into Z Operational Log and Data Analytics (ZOLDA).According to IBM: …nea...

Popular Cloud Certifications 主流云服务认证一览

本文介绍主流服务商的认证体系，如AWS，Google Cloud，和微软Azure。

如何考取CISM

随着互联网的普及，企业系统与外部网络的交互访问激增。信息系统本身的复杂性对信息安全构建造成巨大的挑战。近年来，随着网络攻击愈发猖獗和种类纷繁的系统漏洞，各企业安全事故频发，从业人士和企业领导对信息安全的重视与日俱增，很多企业和政府都纷纷成立专职专责的信息安全部门和反网络攻击部队。

Offload SSL/TLS to Crypto Card and Save million dollar MIPS!

AbstractMainframe is the backbone of commercial transactional business and million of tons of data are flying in and out between mainframe servers and their client servers. Similarly ...

Break the Myth of MIPS per TPS of CICS - A New Approach to Mainframe Online Workload Capacity Planning

AbstractCICS is celebrating its golden anniversary and its vitality remains in the era of API economy thanks to its ever lasting evolution with new technologies. With more traditional...

如何在2-4周内通过AWS解决方案架构师-助理认证

下面将要介绍的方法更适合有IT经验的人士，所处岗位和IT规模并不重要，但对IT系统的基础知识必须完善，包括计算、存储、数据库、网络、信息安全等各方面。

Welcome to Mainframe to Cloud!

Domains under heaven,after a long period of division, tends to unite;after a long period of union, tends to divide.– Romance of Three Kingdoms天下大事分久必合合久必分– 三国演义