How China’s Biggest Logistics Platform Handles Task Dispatch

What is the standard solution to task dispatch?

How can the time wheel decouple task timing from the task itself?

Time wheel

How can time wheel scheduled storage tasks help the solution?

Alibaba MQ scheduled message solution

What makes the lightweight scheduled task dispatch engine so useful?

Adjusted time wheel and linked list solution

How can task linked list partitioning accelerate extraction of single linked lists?

How does partitioning improve task queue extraction efficiency for a certain point in time?

Design after partitioning

How can data be recovered after cluster deployment and node restart?

1. How can “time wheel metadata” be recovered when it is not written to disk?

2. How can the cluster node obtain its own metadata?

3. How are logical IDs assigned to nodes?

Node registration and ID allocation process
Single-node startup process

How can cluster management be automated?

How can scheduled task extraction clustering relieve cluster pressure?

Cluster parallel task extraction

Summary

Alibaba Tech

--

--

--

First-hand & in-depth information about Alibaba's tech innovation in Artificial Intelligence, Big Data & Computer Engineering. Follow us on Facebook!

Love podcasts or audiobooks? Learn on the go with our new app.

Recommended from Medium

Data Structure Review: Graphs (again)

Long Live Guarded Commands

Flashing OpenWrt on TP-Link Archer C50

Cross Mobile Browser Testing with Real Mobile Devices

Setting Up ADC in nRF52xx

Unity : Raycast for check Distance

Spring RestTemplate Request & Response Logging

CI/CD Pipeline on Pinnacle Investment Part 0

Image result for ci cd

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store
Alibaba Tech

Alibaba Tech

First-hand & in-depth information about Alibaba's tech innovation in Artificial Intelligence, Big Data & Computer Engineering. Follow us on Facebook!

More from Medium

Digital Transformation In Banking: Current Trends

Traditional Banks Can Learn a Lot From Neobanks — Here’s How

https://optherium.com/digital-banking/

The Cloud Works for Healthcare Strategy

Push Notification Strategies to Boost Your Conversion Rates