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Workers KV Instant uses Quicksilver for 100-times-faster p99 reads

blog.cloudflare.com by Rob Sutter 5 min read Editor score 7/10

The new KV mode uses Cloudflare’s Quicksilver global key-value store to provide immediate updates and 100-times-faster p99 reads, without waiting for TTL expiry. The design illustrates a latency trade-off for globally replicated configuration data.

What
Workers KV Instant is a mode of Workers KV powered by Quicksilver for globally available updates and faster reads.
How
It uses the Workers KV API; writes are pushed to edge locations, and the excerpt reports p99 reads under two milliseconds.
Why it matters
It can put frequently read configuration in an application's hot path with near-immediate global updates.
reads and wri… replicates wr… Workers KV API Quicksilver v2 edge locations
Workers KV API operations are served by Quicksilver and distributed to edge locations. Sketched from the article's own text.

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