How to verify that KV Store WiredTiger will improve performance?

[super_saiyan]

i just upgraded to WiredTiger KV store.

i was told that, it will improve the performance. how can i verify that ?

does location path changes after upgrading to WiredTiger ?

[super_saiyan]

any thought @isoutamo 

[isoutamo]

You should create enough big collections to kvstore before update and make enough operations toward it. Then keep a journal where you see exection costs for those.
Then update to new version and do those tests again.