On Aug 28, 2013, at 8:59 AM, Erick Erickson <erickerick...@gmail.com> wrote:
> When a replica discovers that > it's "too far" out of date, it does an old-style replication. IOW, the > tlog doesn't contain the entire delta. Eventually, the old-style > replications catch up to "close enough" and _then_ the remaining > docs in the tlog are replayed. The target number of updates in the > tlog is 100 so it's a pretty small window that's actually replayed in > the normal case. Daniel had it right I think - first a node starts buffering all incoming updates, then it replicates the index, buffering all updates during that replication, then it replays all those updates from the buffer. No 'target' number of updates applies here. - Mark
