Re: Index for objectclass does not work...

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

--On Monday, January 03, 2011 9:46 PM +0100 Steeg Carson 
<steeg.carson@googlemail.com> wrote:

> 2011/1/3 Quanah Gibson-Mount <quanah@zimbra.com>:
> > --On Monday, January 03, 2011 9:22 PM +0100 Steeg Carson
> > <steeg.carson@googlemail.com> wrote:
> >
> > > I also used strace to catch the problem, but i did not find where the
> > > slapd write to disk. It seems, it comes via set up the futex write
> > > locks?  I'm not a kernel programmer and the code from openldap is hard
> > > to read. But strace I use for several years to find errors, it was
> > > also the first choice for me, to find the error. It is not a normal
> > > file that will be written...
> >
> > The DB is always read off disk into the BDB backing cache the very first
> > time slapd is run (assuming back-bdb or back-hdb are your backends).  I
> > don't see any bug/issue here.
>
> But does the slapd process during this time _write_ (heavy the whole
> time) to the disk?

Did you configure you BDB backing cache to be in memory, or on disk?  The 
default is for it to be on the disk.  If you want it to be in memory, set 
an shm_key value in the database configuration.

--Quanah

--

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