Pretty sure you are talking about this:
On Mon, Apr 16, 2018 at 11:35 PM, Susheel Kumar <susheel2...@gmail.com>
> Does anybody know about known issue where CDCR bootstrap sync leaves the
> replica's on target cluster non touched/out of sync.
> After I stopped and restart CDCR, it builds my target leaders index but
> replica's on target cluster still showing old index / not modified.