06-13-2016 01:28 AM
For the community to assist you with your question we need to understand your environment. Also have you searched in the community to see other performance related discussions before posting your question?
Some things to consider, provide details on your situation:
Your question is rather broad and there are many reasons for "slowness". Some self-diagnosis and benchmarking would be a good first step and to report your findings for guidance/suggestions.
Some suggested threads for you to read are: