Alex Have a look at sssd. It is relatively recent ( speaking as a greybeard). It probably could use some maintenance help from someone who cares, since I suspect all the good linux developers have found other more popular projects to work on. Please correct anything I said above. Cheers -- Rick On April 8, 2020 8:35:07 AM EDT, Alex Pilon <alp [ at ] alexpilon [ dot ] ca> wrote: >On Wed, Apr 08, 2020 at 06:36:33AM -0400, Rick Leir wrote: >> What do you have in /etc/nsswitch.conf ? > >I *had* exactly this: > > hosts: files mymachines myhostname mdns_minimal [NOTFOUND=return] dns > >Had, the problem has fixed itself with a reboot which sounds to me to >be >total nonsense: > >- /etc/nsswitch.conf was being reread every time IIRC. >- I neglected to see if it was loading the NSS libs. >- I am not running nscd, it's 2020 and there wasn't any NIS either. >- There is no daemon here. Is some state being cached in some shared > memory somewhere? >- It was the same config on my laptop as dad's. > >I am not asking so much how to debug the specific problem, as to how to >a bit more generally figure things out in opaque libraries short of >gdb and hope there are some meaningful symbols. > >> Cheers -- Rick > >Same. Cheers, > >Alex -- Sorry for being brief. Alternate email is rickleir at yahoo dot com