https://docs.chef.io/debug.html

clients:
/var/chef/cache/chef-stacktrace.out

/tmp/vagrant-chef/client.rb


knife bootstrap...
Creating new client for epbygomw0024t2
Creating new node for epbygomw0024t2
Connecting to 192.168.235.50
192.168.235.50 -----> Installing Chef Omnibus (-v 12)
192.168.235.50 downloading https://omnitruck-direct.chef.io/chef/install.sh
192.168.235.50   to file /tmp/install.sh.18364/install.sh
192.168.235.50 trying curl...
192.168.235.50 el 7 x86_64
192.168.235.50 Getting information for chef stable 12 for el...
192.168.235.50 downloading https://omnitruck-direct.chef.io/stable/chef/metadata?v=12&p=el&pv=7&m=x86_64
192.168.235.50   to file /tmp/install.sh.18370/metadata.txt
192.168.235.50 trying curl...
192.168.235.50 sha1	92d14fa522ff14b1e22622312c8271db3cc0d512
192.168.235.50 sha256	ce1f216242f26d7274c108a9cb9d8add7095727e039bac968de9291f56a90c25
192.168.235.50 url	https://packages.chef.io/stable/el/7/chef-12.12.15-1.el7.x86_64.rpm
192.168.235.50 version	12.12.15
192.168.235.50 downloaded metadata file looks valid...
192.168.235.50 downloading https://packages.chef.io/stable/el/7/chef-12.12.15-1.el7.x86_64.rpm
192.168.235.50   to file /tmp/install.sh.18370/chef-12.12.15-1.el7.x86_64.rpm