Re: openldap profiling tools

[Dmitriy Kirhlarov <dkirhlarov@oilspace.com>]

On Wed, Jul 06, 2005 at 07:13:17PM +0200, S?bastien Georget wrote:
> Hi,
> 
> we are using openldap to authenticate users on our cluster (high
> performance computing).
> The problem we are encountering is that the server really slows down
> (and sometimes freezes) when users submit big jobs (> 200 nodes). It
> leads to authentication failure on some of the nodes ("You don't exist,
> go away!").
> 
> I wonder if there are some tools to 'profile' openldap to see where is
> the bottleneck in our current configuration (indexes, backend
> configuration, acl...).
> 
> I'm also interested in any comments from administrator of such clusters
> or platform with 'high' peak rates. 'high' means ~1000 request/s, can
> openldap (one server) handle this  ?

Try use indexes and client-side caching (as example -- saslauthd can do it)

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Dmitriy Kirhlarov
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