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Re: 15 second delay during login



This one time, at band camp, martin f krafft said:
> also sprach Stephen Gran <sgran@debian.org> [2006.07.04.1151 +0200]:
> > 15 seconds is too short for a network lookup failure, I think.
> > I would expect more like 30 seconds if it was that.  Is the client
> > low on entropy?  It may be blocking until it has enough to
> > negotiate the TLS data.
> 
> Interesting. 
> 
> The only thing I could say against this is that it's very consistent
> across all clients, and has been the case for several days now.
> 
> Anyway, looking at lsof output while the client blocks, all I ever
> see is /dev/urandom, which does not block, right?
> 
> Also, both pam_ldap.conf and libnss-ldap.conf have
> 
>   # Seed the PRNG if /dev/urandom is not provided
>   #tls_randfile /var/run/egd-pool
> 
> and /dev/urandom exists, so that's what they use.
> 
> Is there anything else you'd say I should check?

Do they run nscd?  I haven't seen it block that long, but I have seen it
take a little while to return data.
-- 
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|   ,''`.                                            Stephen Gran |
|  : :' :                                        sgran@debian.org |
|  `. `'                        Debian user, admin, and developer |
|    `-                                     http://www.debian.org |
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