On Thu, 21 Oct 2021, Hyeonggon Yoo wrote: > But on the contrary, I wonder when SLOB is useful than SLUB. > is it for really tiny linux systems that has under 1M of RAM? > But can linux be that small? SLOB I think is mainly a nice intro into how slab allocators work. It is a simple architecture and the code is to read and therefore easily understood. I heard of some use cases from others but I have only ever been able to run a kernel boot in KVM with SLOB.