When you are migrating from SharePoint 2010 to 2013, we need to run Health checks in Site collection Level.

There are two ways of running health check in SharePoint environment:

  1. Test Mode
  2. Repair Mode

Ensure that you have a site collection administrator rights run the following Power Shell commands.

  1. Repair-SPSite -Identity <SiteURL>
  2. Test -SPSite -Identity <SiteURL>