Randomized P2P Content Synchronization Reducing Server Load
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Solution Overview
Problem
Existing content management systems face inefficiencies in synchronizing content items between multiple client devices connected over a local area network, as they often rely on servers for data transfer, leading to increased network traffic and slower synchronization times when many devices are involved.
Innovation Solution
Implementing a randomized peer-to-peer synchronization method where client devices on the same local area network communicate directly to share content items, randomly selecting peer devices with favorable network characteristics to distribute the load and reduce server traffic, allowing for efficient block-by-block transfer of content items.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If client devices request content items from the server, then content items are synchronized reliably, but network traffic increases and synchronization time increases
Solution Approach 1:
The patent segments the centralized server-based synchronization system into distributed peer-to-peer synchronization. Client devices are divided into seed devices and non-seed devices, with each device independently selecting and connecting to appropriate peers for content transfer, eliminating the single-point bottleneck of server-based synchronization.
Solution Approach 2:
The patent introduces a peer device as an intermediary for content transfer between client devices on the LAN. Instead of direct server-client communication, content items are transferred through peer devices that act as intermediaries, reducing server traffic and enabling parallel transfer paths.
2Extent of automation
If all client devices connect to the server for content synchronization, then centralized control is maintained, but server burden increases and network traffic increases
Solution Approach 1:
The patent extracts the content transfer function from the server and relocates it to peer devices on the LAN. The server retains centralized control for namespace management and synchronization coordination, while the actual content transfer burden is taken out and distributed to client devices acting as peers.
Solution Approach 2:
Client devices perform self-service by autonomously selecting peer devices, establishing connections, and transferring content items without requiring server mediation for each transfer operation. Devices monitor their own synchronization status and initiate transfers independently based on namespace notifications.
3Productivity
If client devices use peer-to-peer synchronization, then network traffic is reduced and synchronization speed improves, but system complexity increases
Solution Approach 1:
The patent changes the operational parameters of client devices by introducing seed device status, peer selection criteria based on network characteristics, and randomized peer selection. These parameter changes enable devices to adapt their synchronization behavior dynamically, improving speed while managing complexity through structured decision-making rules.
4Productivity
If multiple client devices synchronize simultaneously, then overall synchronization throughput increases, but network congestion increases
Solution Approach 1:
The patent introduces dynamic peer selection where client devices randomly select peers and establish connections adaptively based on current network conditions and device availability. This dynamic approach allows the system to optimize throughput by creating multiple parallel transfer paths while avoiding static bottlenecks, managing network congestion through distributed decision-making.
Data Source
AI summary
A content management system synchronizes content items across client computing systems connected by a network. Client devices connected to peer devices on a LAN utilize peer-to-peer synchronization to synchronize content items. Client devices on the LAN broadcast namespaces synchronized on the client devices with other devices on the LAN. Client devices on the LAN connect to a subset of client devices that share a namespace with the connecting client device based on the broadcasts. Upon receiving a notification from the content management system that a new content item has been synchronized with the namespace a client device sends requests for a block comprising a content item to a subset of the connected devices. Additional block requests are sent in the order of randomized blocklist.