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GeekCity

GeekCity

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blog
source code for this blog
Commands
Commands
a set of commands for shell, java, git and so on
Qemu
Qemu
QEMU is a generic and open source machine & userspace emulator and virtualizer
Linux
Linux
Linux is a family of open-source Unix-like operating systems based on the Linux kernel, an operating system kernel first released by Linus Torvalds
Docker
Docker
Docker is a set of platform as a service (PaaS) products that use OS-level virtualization to deliver software in packages called containers
Kubernetes
Kubernetes
Kubernetes is an open-source system for automating deployment, scaling, and management of containerized applications
Data-Lake
Data-Lake
A data lake is a centralized repository that allows you to store all your structured and unstructured data at any scale
about me
about me
Traefik

introduction

Traefik is a modern HTTP reverse proxy and load balancer designed specifically to simplify the deployment of microservices and containerized applications. Compared with traditional reverse proxy tools (such as Nginx and Apache), it offers stronger automation capabilities and cloud-native features.

ben.wangzLess than 1 minute
Achievements

Storage

We have built a PB-scale distributed storage system that not only achieves efficient storage and read/write of massive data but also integrates powerful data retrieval and management functions. While ensuring massive data storage capabilities, it provides one-stop data lifecycle management services.

ben.wangzAbout 9 min
intro

Wang Zhi

  • email: ben.wangz@foxmail.com
  • blog: https://blog.geekcity.tech

Summary

  • experienced Java developer with 8+ years of expertise in designing and implementing scalable data processing platforms.
  • proficient in Apache Flink, Kubernetes, and handling large volumes of data.
  • proven ability to lead teams and deliver high-performance systems.
  • achieved developing data processing platforms for various companies, including Alibaba Group, ZhejiangLab and tianrang-inc.
ben.wangzAbout 3 min
commands

what

  • record some useful commands
ben.wangzLess than 1 minutecommandslinuxshelltool
git

init global config

git config --global user.name "ben.wangz"
git config --global user.email ben.wangz@foxmail.com
git config --global pager.branch false
git config --global pull.ff only
git --no-pager diff
ben.wangzLess than 1 minute
java

show gc info

jstat -gcutil $pid 1000 100
ben.wangzLess than 1 minute
k8s

completion for bash

source<(kubectl completionbash)

port forwarding

ben.wangzLess than 1 minute
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