[Date Prev][Date Next]
Re: OpenLDAP syncrepl woes
On Wed, Nov 16, 2011 at 7:40 AM, Jeffrey Crawford <firstname.lastname@example.org> wrote:
> On Wed, Nov 16, 2011 at 12:09 AM, Howard Chu <email@example.com> wrote:
>> Jeffrey Crawford wrote:
>>> I'm trying to stabilize our openldap server farm before going live and
>>> am finding that despite the contextCSN matching between providers and
>>> replicas, the actual content of the server is getting out of sync.
>>> This is most prominent when we are testing our population routine and
>>> we need to remove all accounts before starting. right now it's only
>>> about 22000 entries (It will get much larger).
>>> During the mass delete we got the following sprinkled throughout the
>>> logs on all machines:
>>> Nov 15 15:47:16 idm-prod-ldap-2 slapd: bdb(dc=domain,dc=name):
>>> previous transaction deadlock return not resolved
>> Wow. I've never seen this error message before. What version of OpenLDAP and
>> BerkeleyDB are you using?
> FreeBSD 8.2 with openldap 2.4.26, however like I mentioned before,
> right now I think we are squeezing ram right now Part of this
> deployment was to discover how much ram we needed on the virtual
> machine and it was started pretty low.
Oh and we are using bdb 4.6 right now (forgot to answer that)
>>> Nov 15 15:47:16 idm-prod-ldap-2 slapd: => bdb_idl_delete_key:
>>> cursor failed: Invalid argument (22)
>>> and the various replicas would still have accounts left over but they
>>> wouldn't match each other.
>> There are known bugs in syncrepl delete handling. ITS#7052 is probably
>> relevant here. The fix will be in 2.4.27.
> Any idea when it will be released?
>> -- Howard Chu
>> CTO, Symas Corp. http://www.symas.com
>> Director, Highland Sun http://highlandsun.com/hyc/
>> Chief Architect, OpenLDAP http://www.openldap.org/project/