Hi, On 2023-06-15 22:19, наб wrote: > Hi! > > On Thu, Jun 15, 2023 at 09:26:43PM +0200, Aurelien Jarno wrote: > > On 2023-06-07 16:04, наб wrote: > > > Posting as a bug per comment from Andrej; originally posted 2022-05-06 as > > > https://salsa.debian.org/glibc-team/glibc/-/merge_requests/7 > > > > > > Patch based on current Salsa HEAD attached, incl. analysis. > > > > Thanks for the patch. I looks good, I have a comment though. > > > MemFree: in /proc/meminfo is available on all supported Debian kernels, > > > and, indeed, exactly what procps free(1) uses > > What is the reason to use MemFree instead of MemAvailable. > That's what procps free(1) used, and all Debian kernels > (kFreeBSD, Hurd, Linux) supported it. > > > The Linux > > kernel tends to maintain MemFree close to 0 by using the free RAM as > > cache. MemAvailable also includes reclaimable memory blocks like cache > > or inactive pages and therefore sounds better suited. > Since I first posted this, procps free(1) started using MemAvailable to > evaluate free/used, so sure. I don't feel strongly either way. > > A Hurd image from 2021 I have (bullseye branding) and the 2023 release > (bookworm branding) don't have MemAvailable, neither does kFreeBSD 10 > (from the 2017 installer ISO; appears to be the latest from > https://wiki.debian.org/Debian_GNU/kFreeBSD). > > I've updated the Salsa revision and am including an updated patch here, > which overrides MemFree with MemAvailable if available.
Please note that I had to revert that patch in glibc 2.37-5 as it corrupts /usr/lib/locale/locale-archive and breaks systems during upgrade. Regards Aurelien -- Aurelien Jarno GPG: 4096R/1DDD8C9B aurel...@aurel32.net http://aurel32.net
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