The Research Computing Services provies an excellent documentation besides other services. Here some aspects are highlighted from the perspectives of the Cardiovascular Epidemiology Unit (CEU), where all information about procedures and access requests can be found from W:\Administration\CSD3 Data Users\Information for Users.

Basic information is available from a CSD3 console

# system bit
getconf LONG_BIT
# system information
uname -a
# -s kernel name
# -n node name
# -r kernel release
# -v kernel version
# -p processor
# -o operating system
# Linux Standard Base (lsb) and distribution information
lsb_release -a
# CPU information
watch -n.1 "cat /proc/cpuinfo | grep \"^[c]pu MHz\""

where breakdown of uname -a is also given and for instance lsb_release -a gives

Distributor ID: Scientific
Description:    Scientific Linux release 7.7 (Nitrogen)
Release:        7.7
Codename:       Nitrogen

so the system is Scientific Linux 7 (SL7), see, also /usr/share/doc/HTML/en-US/index.html,

On icelake, we have from lsb_release -a

LSB Version:	:core-4.1-amd64:core-4.1-noarch:cxx-4.1-amd64:cxx-4.1-noarch:desktop-4.1-amd64:desktop-4.1-noarch:languages-4.1-amd64:languages-4.1-noarch:printing-4.1-amd64:printing-4.1-noarch
Distributor ID:	Rocky
Description:	Rocky Linux release 8.5 (Green Obsidian)
Release:	8.5
Codename:	GreenObsidian

For additional information regarding Scientific Linux and CentOS, see