KV cache tricks revealed: Reddit user shares llama.cpp prompt caching and subagent switching experience

GrungeWerX · reddit · 2026-08-14

A Reddit user shares tips on using prompt caching in llama.cpp, saving KV cache to RAM and switching between subagents to avoid reprocessing system prompts. They detail how to use cache swapping on an RTX 3090 with Qwen 3.6 27B for seamless multi-agent switching, and ask others for their KV cache management tricks.

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