Re: server startup overhead

[Adam Tauno Williams <adamtaunowilliams@gmail.com>]

> I continue to have trouble with getting a freshly started server to be 
> responsive.  One problem in particular is one that I thought had been 
> resolved some time ago but is apparently biting me right now...
> With the hdb backend (at least in OL 2.3.34 and OL 2.3.35) if you perform 
> a search with a search base deeper than the root suffix, the search takes 
> a very long time to complete if the cache hasn't been established.  In my 
> case the difference is less than a second versus several hours.  I'm not 
> sure yet which bit of cache needs to be primed.  I can switch back and 
> forth searching with the same filter in the root and then a child search 
> base with the same results.

Have you set DB_CONFIG to reflect reasonable settings given the size of
your database?

> Is this a bug recursion or something that I just hadn't been noticing?
> What would be the best search to perform to prepare whatever cache is 
> getting hit to make searches outside of the root DN faster?