# When Fancy Eviction Fails: Rethinking Cache Replacement for LLM Prefix Reuse

**Switching Demand Score:** 35/100

| Field | Value |
|---|---|
| Thread | When Fancy Eviction Fails: Rethinking Cache Replacement for LLM Prefix Reuse |
| Switching from | LLM Prefix Reuse |
| Category | Other software |
| Thread type | Story |
| Points | 1 |
| Comments | 0 |
| Posted | 2026-10-01 |
| Linked site | https://arxiv.org/abs/2609.28870 |

## Why this score
- Names the product being replaced (LLM Prefix Reuse).

Source: Hacker News via the public Algolia HN Search API (https://news.ycombinator.com/item?id=49927418). Last refreshed: 2026-11-04T09:17:47.612Z.
Thread titles and counts from the public Hacker News Algolia API; usernames and comment text are not stored. Each row links to the original thread. Informational only.