--On Wednesday, April 27, 2011 7:41 PM +0200 Michael Ströder
Quanah Gibson-Mount wrote:
> From what I see on the list, people who use normal syncrepl
> do not have reliable replication.
Frankly this sounds scary!
Especially since you have more knowledge of the internals here... :-/
> With delta-syncrepl, the changes are read directly out of a changes
> database, in order. The gains are significant.
IIRC with delta-syncrepl all write operations are serialized. Yes?
Correct. This improves performance significantly over normal syncrepl. It
may seem counter intuitive, and yet it reduces the contention in the
underlying database. I tested this heavily in the past. ;)
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