@meimaobing
Polkadot 2.0's Asynchronous Backing significantly boosts parachain efficiency by decoupling parachain block production from synchronous relay chain validation.
It halves block times from 12s to 6s, extends execution time from 0.5s to 2s (4x more blockspace), and enables pipelined parallel processing, yielding 6-10x throughput gains (up to 8x from async backing alone, plus PoV reclaim).
On resource allocation, it optimizes fixed core usage by allowing multiple pending parablocks and better utilization of execution windows, reducing waste.
Combined with Agile Coretime (dynamic on-demand/bulk allocation) and upcoming Elastic Scaling (multi-core tasks), it enables flexible, demand-driven resources, paving the way for scalable, efficient parachain operations.
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