4 sudo "$package_manager" upgrade -y
10 sudo "$package_manager" install -y "$@"
30 isns-utils-devel pmempool
59 if [[ $ID == centos ]] && (( VERSION_ID == 8 )); then
60 "$package_manager" update -y --refresh
64 wget -O nbd.rpm https://download-ib01.fedoraproject.org/pub/epel/7/x86_64/Packages/n/nbd-3.14-2.el7.x86_64.rpm