Re: Should Berkeley DB backends be reloaded occasionally?

[Quanah Gibson-Mount <quanah@zimbra.com>]

--On Tuesday, May 31, 2011 4:49 PM -0500 Mark <mah042@gmail.com> wrote:

> Back in the days of OpenLDAP 2.1 with Berkeley DB 4.1.25.3 we used to
> have to 'reload' out backend database occasionally as non-indexed reads
> would get slower and slower over time. The 'reload' entailed:
>
>   â stop slapd
>   â slapcat the contents to an .ldif file
>
>   â remove the database files
>   â slapadd the .ldif file to create a new, fresh db instance
>   â start slapd
>
> Then our performance problems went away. Re-indexing didn't do the trick.
>
> Is such occasional re-building of the backend database recommended in
> OpenLDAP 2.4.25 with Berkeley DB 4.8.30?

No.  You are having this problem by running ancient releases of OpenLDAP 
and BDB.  BTW, BDB 5.x (5.1 and 5.0) are also fully supported by OpenLDAP 
2.4.23 and later.

--Quanah


--

Quanah Gibson-Mount
Sr. Member of Technical Staff
Zimbra, Inc
A Division of VMware, Inc.
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