The Ready State Virtual Mobility Coach is like having a virtual Kelly Starrett in your pocket.
You may have over done it especially if you are beginning to introduce a rumble roller.
There may have been a big difference in the 2 rollers you have used and it was alot of change all at once.
You need a minimum of 2:00 on an area to see change.
The rumble roller may be too much for your IT band right now. If this is a tender area it may take a little more time before you are ready for he upgrade here. Make sure you are drinking enough liquids following to clear out the area of toxins as well.