Ubuntu 中修改文件权限是说Operation not permitted
chmod 755 /etc/ssh/sshd_config
chmod: changing permissions of '/etc/ssh/sshd_config':
…
chmod 755 /etc/ssh/sshd_config
chmod: changing permissions of '/etc/ssh/sshd_config':
… lightdm.service: Start request repeated too
… vmware的安装目录里面,有ovftool.exe工具,利用cdm,执行下面命令
ovftool.exe **.ovf **.ova
假设导出来的ovf文件是debian.ovf,那么执行ovftool.exe debian.ovf
… echo 'net.core.default_qdisc=fq' /etc/sysctl.d/10-bbr.conf
echo 'net.ipv4.tcp_congestion_control=bbr' /etc/sysctl.d/10-bbr.conf
sysctl -p
…