On Thu, Aug 4, 2022 at 11:09 AM Jakub Kicinski <kuba@xxxxxxxxxx> wrote: > > On Thu, 4 Aug 2022 10:00:37 -0700 Eric Dumazet wrote: > > On Thu, Aug 4, 2022 at 9:58 AM Adel Abouchaev <adel.abushaev@xxxxxxxxx> wrote: > > > Looking at > > > https://github.com/shemminger/iproute2/blob/main/misc/ss.c#L589 the ss.c > > > still uses proc/. > > > > Only for legacy reasons. > > That but in all honesty also the fact that a proc file is pretty easy > and self-describing while the historic netlink families are undocumented > code salads. > > > ss -t for sure will use netlink first, then fallback to /proc > > > > New counters should use netlink, please. > > Just to be sure I'm not missing anything - we're talking about some > new netlink, right? Is there an existing place for "overall prot family > stats" over netlink today? I thought we were speaking of dumping ULP info on a per UDP socket basis. If this is about new SNMP counters, then sure, /proc is fine I guess.