sudo yum install -y yum-utils device-mapper-persistent-data lvm2； sudo yum-config-manager --add-repo https://download.d

commanddf -lh fdisk /dev/sda Welcome to fdisk (util-linux 2.31.1). Changes will remain in memory only, until you decide

way 1failed~ sudo su mount /dev/sda5 /mnt mount --bind /dev /mnt/dev mount --bind /dev/pts /mnt/dev/pts mount --bind /p

conda create -n py27 python=2.7 source activate py27 MACOS_UNIVERSAL=no python -m pip install pwntools