<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">I install OpenStack Liberty follow the instruction of "Installation Guide for Red Hat Enterprise Linux 7 and CentOS 7”. Then, I want to use Gnocchi instead of MongoDB in ceilometer. I read the doc of gnocchi in <a href="http://gnocchi.xyz" class="">http://gnocchi.xyz</a> . But in this doc, It only install gnocchi using devstack. <div class=""><br class=""></div><div class="">I want to know after I install Openstack Liberty follow the instruction of “Installation Guide for Red Had Enterprise Linux 7 and CentOS 7”, how can i use gnocchi instead of MongoDB in ceilometer.</div></body></html>