On Sun, Sep 19, 2021 at 04:42:39PM +0000, Hyeonggon Yoo wrote: > It is just simple proof of concept, and not ready for submission yet. > There can be wrong code (like wrong gfp flags, or wrong error handling, > etc) it is just simple proof of concept. I want comment from you. Have you read: https://www.usenix.org/legacy/event/usenix01/full_papers/bonwick/bonwick_html/ The relevant part of that paper is section 3, magazines. We should have low and high water marks for number of objects, and we should allocate from / free to the slab allocator in batches. Slab has bulk alloc/free APIs already. I'd rather see this be part of the slab allocator than a separate API.