Re: [PATCH v4] mm: add zblock allocator

Sergey Senozhatsky
2025-05-01T23:49:13Z

On (25/04/23 21:53), Vitaly Wool wrote:
[..]
> * zsmalloc/zstd/make -j32 bzImage
> real 8m0.594s
> user 39m37.783s
> sys 8m24.262s
> Zswap: 200600 kB <-- after build completion
> Zswapped: 854072 kB <-- after build completion
> zswpin 309774
> zswpout 1538332
>
> * zblock/zstd/make -j32 bzImage
> real 7m35.546s
> user 38m03.475s
> sys 7m47.407s
> Zswap: 250940 kB <-- after build completion
> Zswapped: 870660 kB <-- after build completion
> zswpin 248606
> zswpout 1277319

I'm sorry but what does this test test? That under memory pressure the
kernel swaps out different pages with different compression characteristics?