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Re: (ITS#7616) syncrepl enhancement: defer requests when refreshing

Michael Ströder wrote:
> hyc@symas.com wrote:
>> I was considering returning LDAP_BUSY for this case, but it may make more
>> sense to return a REFERRAL to the provider instead. (Although again, if we
>> have two MMR servers pointed at each other starting at the same time, they
>> would just refer to each other and clients would get nowhere until one of them
>> finishes its refresh.)
> IMO referrals are harmful.
> Just returning LDAP_BUSY seems best to me because if reliable HA is really
> important for a deployment you have decent load-balancers in front of your
> LDAP server which should do a proper health-check.


> Just a question: Is this database-specific? Maybe only one of several DBs is
> in this initial syncrepl phase and access to others should simply work.

Overlays are db-specific.

   -- Howard Chu
   CTO, Symas Corp.           http://www.symas.com
   Director, Highland Sun     http://highlandsun.com/hyc/
   Chief Architect, OpenLDAP  http://www.openldap.org/project/