Sigma — 2 Technical Articles

Dec 5, 2018 · Artificial Intelligence

How Swarm Reinforcement Learning Boosts Alibaba’s Sigma Container Scheduling

This article examines how Alibaba’s Sigma container scheduler leverages a swarm reinforcement learning (SwarmRL) algorithm to improve online resource allocation, achieving higher placement rates and lower host usage compared to traditional First‑Fit, Best‑Fit, and manual tuning strategies.

Sigmacontainer schedulingonline bin packing

0 likes · 13 min read

How Swarm Reinforcement Learning Boosts Alibaba’s Sigma Container Scheduling

Alibaba Cloud Native

Apr 19, 2018 · Cloud Native

Inside Alibaba’s Double‑11 Scaling: Unified Scheduler, Mixed‑Deployment & Cloud‑Native Architecture

Alibaba’s nine‑year Double‑11 evolution grew transaction volume 280‑fold, prompting a unified scheduling system (Sigma), mixed‑deployment of online and offline tasks via Sigma and Fuxi, and a cloud‑native architecture that leverages PouchContainer, resource isolation, and dynamic scaling to cut IT costs and boost resource utilization.

PouchContainerSigmacontainerization

0 likes · 13 min read

Inside Alibaba’s Double‑11 Scaling: Unified Scheduler, Mixed‑Deployment & Cloud‑Native Architecture