May 19, 2019

Interesting paper. The original concept is at, and the follow up paper the article is written about is

Afaict the gist of the hotpads paper is this:

Dump the existing way we organize processor caching, instead make it look like generational gc where objects can move between different caches, and pointers can be re-written to point to the new cache level that the pointee is in.

May 19, 2019


Seems this cannot be read without first understanding "object based memory hierarchies", which is new to me. This coauthor's page has a ton of related papers: