I don't see any indication of an OpenLDAP software bug here. Use the "retry" parameter if your connections are unreliable.

bgmilne@staff.telkomsa.net wrote:

Full_Name: Buchan Milne Version: 2.3.27 OS: Linux 2.4 (RHEL 3) URL: ftp://ftp.openldap.org/incoming/ Submission from: (NULL) (196.15.129.131)

One of our replicas sits on the other side of a relatively congested WAN link (with multiple firewalls in between, which I have no control over).

Since switching to syncrepl, it has been difficult to achieve a configuration that supports replication reliably to any extent.

Using syncrepl consumer configuration with:

syncrepl rid=124 provider=ldaps://<master hostname> type=refreshOnly interval="00:00:01:00" searchbase="<suffix>" scope=sub attrs="*" schemachecking=off bindmethod=simple binddn="<dn for consumer>" credentials="<password for consumer>"

I see replication dies frequently, it seems to occur when (for whatever reason) the consumer fails to bind: