Re: consistency against rebuild a new DC

2017-11-27 Thread kurt greaves
No. Rebuilds don't keep consistency as they aren't smart enough to stream from a specific replica, this all replicas for a rebuild can stream from a single replica. You need to repair after rebuilding. If you're using NTS with #racks >= RF you can stream consistently. if this patch gets in https:/

consistency against rebuild a new DC

2017-11-27 Thread Peng Xiao
Hi there, We know that we need to run repair regularly to make data consistency,suppose we have DC1 & DC2, if we add a new DC3 and rebuild from DC1,can we suppose the DC3 is consistency with DC1 at least at the time when DC3 is rebuild successfully? Thanks, Peng Xiao,