Cloudera not listed in dropdown?

Grafana Configuration
1 
  I am new to grafana, and  successfully installed grafana in cloudera . i find one plugin in grafana for cloudera as per documentation i am installed cloudera plugin but i didnt find cloudera in drop down list, is there any need to configure in grafana ?can anyone suggest me what i have to do further processing with examples.

Thanks in advance

2

make sure you restarted grafana-server after you installed the plugin

3

hi torkel,

after restarting the grafana also not able to find the plugin. and also i am installing the one more plugin and after restart the grafana also not able to find those.in my machine i am able to see the plugins in the location of
/var/lib/grafana/plugins .please help me on this ,if any information you need i will share with you .
garfan version :5.2.1

Thanks