<div style="line-height:1.7;color:#000000;font-size:14px;font-family:arial">hi<div><span class="Apple-tab-span" style="white-space: pre;">        </span>now i&nbsp;Upgraded the gluster from 3.3.0 to 3.4.2,but i found one question..:</div><div><span class="Apple-tab-span" style="white-space: pre;">        </span>the&nbsp;Phenomenon is when i create a new volume , it works well ,but my volumes create at version 3.3.0 doesn't work</div><div><span class="Apple-tab-span" style="white-space: pre;">        </span>they can by seen at mount point but the date in them couldn't be read</div><div><span class="Apple-tab-span" style="white-space: pre;">        </span>does&nbsp;<span style="line-height: 1.7;">Upgrading cann't</span><span style="line-height: 1.7;">&nbsp;</span><span style="line-height: 1.7;">Compatible to the lower version?</span></div></div><br><br><span title="neteasefooter"><span id="netease_mail_footer"></span></span>