<div dir="ltr">Dear all，<div><br></div><div>        <span style="color:rgb(51,51,51);font-family:"helvetica neue",helvetica,arial,sans-serif;font-size:16px;line-height:22.8571px">Extra dependencies for unprivileged containers need </span><span style="color:rgb(51,51,51);font-family:"helvetica neue",helvetica,arial,sans-serif;font-size:14px;line-height:20px">Linux kernel >= 3.12 , Seen in URL "</span><font color="#333333" face="helvetica neue, helvetica, arial, sans-serif"><span style="font-size:14px;line-height:20px"><a href="https://linuxcontainers.org/lxc/getting-started/">https://linuxcontainers.org/lxc/getting-started/</a>", "<a href="https://linuxcontainers.org/lxc/security/">https://linuxcontainers.org/lxc/security/</a>" and "<a href="https://www.stgraber.org/2014/01/17/lxc-1-0-unprivileged-containers/">https://www.stgraber.org/2014/01/17/lxc-1-0-unprivileged-containers/</a></span></font><span style="font-size:14px;line-height:20px;color:rgb(51,51,51);font-family:"helvetica neue",helvetica,arial,sans-serif">" . </span></div><div><font color="#333333" face="helvetica neue, helvetica, arial, sans-serif"><span style="font-size:14px;line-height:20px"><br></span></font></div><div><font color="#333333" face="helvetica neue, helvetica, arial, sans-serif"><span style="font-size:14px;line-height:20px">        If kernel version lower than 3.12, why can not use </span></font><span style="color:rgb(51,51,51);font-family:"helvetica neue",helvetica,arial,sans-serif;font-size:16px;line-height:22.8571px">unprivileged containers? </span></div><div> </div><div>Regards,</div><div>Yanfei</div></div>