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Cap the semantic cache with approximated LRU eviction - #59

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tchalikanti1705 wants to merge 12 commits into

Rohit-Dnath:mainfrom

tchalikanti1705:cap-scache-collection

Draft

Cap the semantic cache with approximated LRU eviction#59
tchalikanti1705 wants to merge 12 commits into
Rohit-Dnath:mainfrom
tchalikanti1705:cap-scache-collection

Commits on Jul 19, 2026
- Add an expiry field to vector items
  tchalikanti1705
  committed
  0b1db00
- Skip expired vector items in search
  tchalikanti1705
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  cf3b8a5
- Sweep expired semantic cache entries
  tchalikanti1705
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  958e773
- Carry vector item expiries through snapshots
  tchalikanti1705
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  1941f5f
- Expire semantic cache entries through the store
  tchalikanti1705
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  33b0267
- Test and document semantic cache expiry
  tchalikanti1705
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  de6239f
- Reject non-positive and overflowing SCACHE.SET TTLs
  tchalikanti1705
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  9c04490
- Track vector item access times
  tchalikanti1705
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  5a363d2
- Evict least-recently-used vector items over a cap
  tchalikanti1705
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  5add694
- Cap the semantic cache collection
  tchalikanti1705
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  f42af02
- Stamp access times in nanoseconds
  tchalikanti1705
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  2b70ec4
- Test and document the semantic cache cap
  tchalikanti1705
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  1ef2bb7