losetupコマンドの使い方 - Qiita

[root@centos74 ~]# losetup -h Usage: losetup [options] [<loopdev>] losetup [options] -f | <loopdev> <file> オプション: -a, --all list all used devices -d, --detach <loopdev> [...] detach one or more devices -D, --detach-all detach all used devices -f, --find find first unused device -c, --set-capacity <loopdev> resize device -j, --associated <file> list all devices associated with <file> -l, --list lis