Please make a Process Monitor log of what happens during one of those lengthy folder reads, and also let us know which path was being read. We should be able to use that to see which operations are being performed and how long they are taking.
Please make a Process Monitor log of what happens during one of those lengthy folder reads, and also let us know which path was being read. We should be able to use that to see which operations are being performed and how long they are taking.