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iQIYI Technical Product Team

The technical product team of iQIYI

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Latest from iQIYI Technical Product Team

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iQIYI Technical Product Team

Feb 11, 2022 · Databases

Design and Implementation of iQIYI Content Platform Data Center (OLTP)

The paper describes iQIYI’s Content Platform Data Center (OLTP), a unified data hub that solves microservice data‑island problems by providing hundred‑billion‑scale storage, high‑QPS reads/writes, field‑level change notifications, final consistency between MongoDB and Elasticsearch, active‑active high availability, and a generic SDK, now serving 26 business lines with thousands of QPS and hundreds of millions of rows.

Data CenterData ConsistencyMongoDB

0 likes · 11 min read

Design and Implementation of iQIYI Content Platform Data Center (OLTP)

iQIYI Technical Product Team

Jan 28, 2022 · Industry Insights

How iQIYI Achieved 4K Virtual Filming with Real‑Time LED Screens

iQIYI’s virtual production platform recently demonstrated a 4K cinematic‑grade workflow by scanning, reconstructing, and rendering the massive “Bad Well” set in real time on LED walls, enabling multi‑camera capture, AR overlays, and reusable digital assets that cut production costs by about 30% while opening new metaverse applications.

Digital AssetsFilm TechnologyLED Screens

0 likes · 6 min read

How iQIYI Achieved 4K Virtual Filming with Real‑Time LED Screens

iQIYI Technical Product Team

Jan 28, 2022 · Cloud Native

Applying Serverless Architecture in a Content Middle Platform: Image Production Service Case Study

The article explains how a content middle platform adopted serverless architecture—combining FaaS and BaaS—to build a cost‑effective, highly scalable image‑production service, illustrating self‑contained functions, synchronous pipelines, event‑driven processing, and workflow orchestration that reduce maintenance, accelerate deployment, and simplify operations.

BaaSFaaSImage Processing

0 likes · 10 min read

Applying Serverless Architecture in a Content Middle Platform: Image Production Service Case Study

iQIYI Technical Product Team

Dec 10, 2021 · Artificial Intelligence

GAN-based Cold-Start Solution for New Video Recommendation in Short Video Systems

iQIYI’s short‑video team solves the new‑video cold‑start problem by using a GAN that generates latent user features from video attributes and a discriminator to validate them, then matches these vectors to real users via cosine similarity, achieving double‑digit gains in exposure, CTR, and watch time.

GANcold startrecommendation system

0 likes · 13 min read

GAN-based Cold-Start Solution for New Video Recommendation in Short Video Systems

iQIYI Technical Product Team

Dec 3, 2021 · Operations

DPVS v1.9.0 Release: High-Performance Network Load Balancer Update

DPVS v1.9.0, the latest open‑source four‑layer network load balancer from iQIYI, now fully supports DPDK‑20.11 LTS, offers streamlined compilation, universal flow management, dynamic mbuf fields, enhanced per‑core scheduling and UDP health checks, and has been running stably in production for three months.

DPDKDPVSHigh Performance

0 likes · 18 min read

DPVS v1.9.0 Release: High-Performance Network Load Balancer Update

iQIYI Technical Product Team

Dec 3, 2021 · Big Data

iQIYI Basic Data Platform: Architecture, High Availability, and Service Practices

iQIYI’s Basic Data Platform unifies data exchange across dozens of business lines by providing massive storage, distribution, online query and offline analysis services, employing an access layer, unified management, fine‑grained governance, dual‑cluster ID generation, active‑standby HBase with MongoDB WAL, RocketMQ messaging with server‑side filtering, and horizontally scalable read replicas to ensure high availability and performance.

HBaseMessage Queuedata platform

0 likes · 13 min read

iQIYI Basic Data Platform: Architecture, High Availability, and Service Practices

iQIYI Technical Product Team

Nov 26, 2021 · Industry Insights

How iQIYI Built an Unmanned Fault‑Handling System for 99% Reliability

This article details iQIYI's unmanned monitoring platform, covering its design goals, overall architecture, core modules such as real‑time data collection, decision engine, and event‑processing engine, as well as the machine‑learning model used for production‑time prediction and the system's operational results and future roadmap.

System Architecturefault automationmachine learning

0 likes · 13 min read

How iQIYI Built an Unmanned Fault‑Handling System for 99% Reliability

iQIYI Technical Product Team

Nov 26, 2021 · Backend Development

Analysis and Solutions for Load‑Balancing Issues in QLB‑4 Based TFServing Service Calls

The investigation of QLB‑4‑based TFServing calls revealed uneven traffic, stale routing after scaling, and idle servers due to layer‑4 hash routing, leading the team to replace QLB‑4 with a Consul‑driven client‑side load‑balancer that dynamically pools servers, eliminates restarts, and cuts GPU waste.

ConsulLoad BalancingQLB-4

0 likes · 11 min read

Analysis and Solutions for Load‑Balancing Issues in QLB‑4 Based TFServing Service Calls

iQIYI Technical Product Team

Nov 19, 2021 · Mobile Development

iQIYI iOS Cloud Recording and Playback Platform: Architecture and Implementation

iQIYI’s iOS Cloud Recording and Playback Platform leverages a cloud‑device farm and a Swift‑based driver to capture user actions, generate Python scripts, and replay them across shared devices, dramatically cutting automation costs while providing fast DOM access, multi‑method element identification, CI integration, and visual reporting for reliable regression testing.

AI element recognitionCloud TestingSwift WDA

0 likes · 12 min read

iQIYI iOS Cloud Recording and Playback Platform: Architecture and Implementation

iQIYI Technical Product Team

Nov 12, 2021 · Backend Development

Design and Implementation of Proximity Routing and Graceful Startup/Shutdown in Spring Cloud for Multi‑Region Deployments

iQIYI built a Spring Cloud extension that adds zone‑ and region‑aware client‑side load balancing, metadata‑driven instance filtering, and delayed registration plus deregistration hooks, enabling proximity routing, graceful startup, and graceful shutdown for multi‑region, multi‑datacenter deployments and improving service stability and disaster‑recovery.

Graceful ShutdownProximity RoutingSpring Cloud

0 likes · 11 min read

Design and Implementation of Proximity Routing and Graceful Startup/Shutdown in Spring Cloud for Multi‑Region Deployments