simple local serving recipe: setup advice

[batchshed]

A couple things I'd check first. On M3 Max, the easiest win is often to back off the aggressive settings and see whether the problem survives. I keep promising myself this is the last rebuild.

[modgarden]

Maybe, but I had the opposite result. The reported numbers can look compelling, but in ordinary usage I didn't see the same benefit. Worth testing the simpler explanation before adopting the more interesting one.