On Jan 22, 2020, at 11:04 AM, david <david at daku.org> wrote: > > After the reboot, issue as root: > yum -y install perl chrony perl-libwww-perl perl-App-cpanminus gcc Thank you for boiling that down. We’ve been seeing the symptom here, too, but the trigger was somewhere inside a thousand-like shell script. We do similar things to what the above test does, so we have all of those packages installed in our default install except for perl-libwww-perl. Note that the symptom doesn’t happen on “yum upgrade”, only on certain other operations.