[3.14] gh-132917: Use /proc/self/status for mem usage info. (GH-133544)#133718

nascheme merged 1 commit intopython:3.14python/cpython:3.14from

miss-islington:backport-751db4e-3.14miss-islington/cpython:backport-751db4e-3.14Copy head branch name to clipboard