My opinion is to make sure your bearings are still okay and that you are not missing any.
If not put grease in the area of the bearing. Put the cranks back on and tighten it as much as you can.

Why does my bike make a noise when I pedal hard?
I know some questions were migrated from SO to dba.SE. My question is how can one one flag that a particular question be moved to DBA. I have reputation around 1400 on SO. How can on do it?

I found this question and I though this is DBA related but it might not be.

Roles vs Schema

Also I want to know how strictly this rule is followed that dba related question should be migrated to DBA although SO is also programming related forum.
