On Tue, Jan 16, 2024 at 12:19:39PM -0800, Yosry Ahmed wrote: > Well, better compression ratios for one :) > > I think a long time ago there were complaints that zsmalloc had higher > latency than zbud/z3fold, but since then a lot of things have changed > (including nice compaction optimization from Sergey, and compaction > was one of the main factors AFAICT). Also, recent experiments that > Chris Li conducted showed that (at least in our setup), the > decompression is only a small part of the fault latency with zswap > (i.e. not the main factor) -- so I am not sure if it actually matters > in practice. > > That said, I have not conducted any experiments personally with z3fold > or zbud, which is why I proposed the conservative approach of marking > as deprecated first. However, if others believe this is unnecessary I > am fine with removal as well. Whatever we agree on is fine by me. In general deprecated is for code that has active (intentional) users and/or would break setups. I does sound to me like that is not the case here, but others might understand this better.
