<div dir="ltr"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Hi Nick<br></blockquote><div><br></div><div>after disable  GRAPHER_BACKEND_MRTG_DBTYPE="rrd" by  #GRAPHER_BACKEND_MRTG_DBTYPE="rrd"</div><div><br></div><div>the output of graph is </div><div><br></div><div><h1 style="word-break:break-word;padding:30px 0px;color:rgb(255,255,255);font-size:21px;font-weight:400;margin:0px;font-family:Helvetica,Arial,sans-serif;background-color:rgb(176,65,62)">file_put_contents(/srv/ixpmanager/storage/framework/cache/data/c2/6e/c26ee835b3e3e0176e686264d2c08452c0b8162a): failed to open stream: Permission denied</h1></div><div><br></div><div>????</div></div></div>