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Domains under heaven,after a long period of division, tends to unite;after a long period of union, tends to divide.– Romance of Thr...

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Business Model Canvas for Site Reliability Engineering (SRE)

1. History of the Business Model Canvas

In SRE, Framework, Business Model, Sep 09, 2024

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...

In K8S, Cloud, Nov 30, 2022

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)

In SRE, Mainframe, May 19, 2022

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...

In IBM, Apple, CPU, May 01, 2022

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.

In GCP, Cloud, Jan 15, 2022

Journey of Virtualization from Mainframe to Cloud

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

In Mainframe, Cloud, virtualization, container, Dec 31, 2021

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...

In Mainframe, SRE, Nov 11, 2021

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 ...

In Mainframe, ELK, cloud, Nov 03, 2021

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...

In Mainframe, ELK, cloud, Oct 31, 2021