Long delay during login

[Rob Landley]

On 09/28/2011 01:31 PM, Gary wrote:
> Matt Johnston <matt <at> ucc.asn.au> writes:
> 
> On Mon, Jun 13, 2005 at 10:21:53AM +0100, Simon Rowe wrote:
>> We're seeing a long delay when logging in using dropbear on to our embedded 
>> system (60MHz PowerPC). Looking at the debug from the client end it appears 
>> that the issue is the Diffie-Hellman key negotiation within dropbear
>>
>> debug1: expecting SSH2_MSG_KEXDH_REPLY
>>
>> [delay of about 8 seconds]
>>
>> Is there anything we can change to reduce this delay?
> 
> 
> Same problem here.  My bet is that it's blocking on the random 
> device.  For me ssh'ng to a busy machine is fast, ssh'ng to an
> idle machine almost always has a BIG delay.

Switch from /dev/random to /dev/urandom perhaps?

Rob