On Fri, May 20, 2022 at 06:58:12PM +0200, Christophe JAILLET wrote: > Le 09/05/2022 à 20:38, Roman Gushchin a écrit : > > diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug > > index 3fd7a2e9eaf1..5fa65a649798 100644 > > --- a/lib/Kconfig.debug > > +++ b/lib/Kconfig.debug > > @@ -733,6 +733,15 @@ config SLUB_STATS > > out which slabs are relevant to a particular load. > > Try running: slabinfo -DA > > +config SHRINKER_DEBUG > > + default y > > The previous version of the serie had default 'n'. > Is it intentional to have it now activated by default? It looked more like a > tuning functionality when fine grained mangement of shrinker is needed. I think having this on by default if you've already enabled debugfs is smart - it doesn't add runtime overhead, just a bit of code, and things that make the system more observable are great to have on by default.