On Mon, 15 Mar 2021, Yang Shi wrote: > > It seems like CONFIG_SLUB_DEBUG is a more popular option than CONFIG_SLUB_STATS. > > CONFIG_SLUB_DEBUG is enabled on my Fedora workstation, CONFIG_SLUB_STATS is off. > > I doubt an average user needs this data, so I'd go with CONFIG_SLUB_STATS. > > I think CONFIG_SLUB_DEBUG is enabled by default on most distros since > it is supposed not incur too much overhead unless specific debug (i.e. > red_zone) is turned on on demand. Correct. CONFIG_SLUB_DEBUG includes the code so the debugging can be enabled on Distro kernels with a kernel command line option. So you dont have to recompile the kernel to find weird memory corruption issues from strange device drivers. Somehow my email address dropped off this thread.
