Photon 索引更新机制：分组灰度切换

Perplexity @perplexity_ai原推发布于 2026.09.25

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Photon builds new indexes separately from the servers handling live queries. When a version is ready, Photon updates one serving group at a time, warms its caches with real search queries, checks readiness, and returns it to routing. The other groups keep serving traffic. https://t.co/QQGO7YbomE