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Re: Deleted DNs, and the great quest.

--On Wednesday, April 27, 2011 7:41 PM +0200 Michael StrÃder <michael@stroeder.com> wrote:

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. ;)



Quanah Gibson-Mount
Sr. Member of Technical Staff
Zimbra, Inc
A Division of VMware, Inc.
Zimbra ::  the leader in open source messaging and collaboration