recursive-clients recommended values

[blrmaani]

I 

On Thursday, July 12, 2012 3:49:27 AM UTC-7, Niall O'Reilly wrote:
> On 12 Jul 2012, at 03:21, blrmaani wrote:
> 
> > I searched earlier posts but noticed that people are recommending it to just increase it to suppress the errors in log.
> > 
> > Any pointers on this?
> 
> 	If it's set too low for your normal operating circumstances, you do need to increase it.
> 	I've never needed to do this, as the default values just works for me.
> 
> 	In abnormal operating circumstances, it's probably neither posssible, nor useful to try, to eliminate
> 	the log messages. See, for example, https://lists.isc.org/pipermail/bind-users/2009-August/077589.html.
> 
> 	Best regards,
> 	Niall O'Reilly

I saw a related post and response in other group. 
http://osdir.com/ml/network.dns.bind.user/2003-07/msg00042.html

I am still trying to figure out the '90 second' part...

thanks
Blr