[httperf] Fw: SSL session re-use across multiple TCP connections

[Arvind Mani]

Okay thanks

- Arvind


----- Original Message -----
> From: "Arlitt, Martin" <martin.arlitt at hp.com>
> To: 'Arvind Mani' <marvind434 at yahoo.com>; "httperf at linux.hpl.hp.com" <httperf at linux.hpl.hp.com>
> Cc: 
> Sent: Friday, August 30, 2013 1:29 PM
> Subject: RE: [httperf] Fw: SSL session re-use across multiple TCP connections
> 
> Hi Arvind
> 
> I'll speculate that no one has tried this in httperf. Looking at the openssl 
> documentation, it says that "in order to reuse a session, a client must 
> send the sessions' ID to the server." It lists a number of different 
> sessions cache modes/modifiers. My guess is the default setting isn't 
> attempting this. I don't think httperf exposes the particular SSL parameter 
> you need, so you will likely need to modify the httperf source code to make the 
> appropriate setting.
> 
> Thanks
> Martin
> 
> 
> -----Original Message-----
> From: httperf-bounces at linux.hpl.hp.com [mailto:httperf-bounces at linux.hpl.hp.com] 
> On Behalf Of Arvind Mani
> Sent: Friday, August 30, 2013 1:16 PM
> To: httperf at linux.hpl.hp.com
> Subject: [httperf] Fw: SSL session re-use across multiple TCP connections
> 
> 
> Hello,
> 
> 
> We have been unable to get SSL session re-use to work across multiple TCP 
> connections. In the example below we open 10 TCP connections and send 3 HTTP 
> requests/connection and we saw 10 full SSL handshakes instead of < 10 full 
> SSL handshake (best case would 1 full and 9 session resumption)
> 
> 
> httperf --num-calls=3 --num-conns=10 --period=1 --server=www.mywebserver.com 
> --ssl --uri=/foo
> 
> 
> The webserver is behind a hardware load balancer that terminates the SSL 
> connection. We have confirmed that SSL session reuse works across multiple TCP 
> connections to load balancer by using openssl s_client command.
> 
> 
> Have any of gotten SSL session reuse to work across multiple TCP connections 
> with httperf? 
> 
> Thanks,
> Arvind
> 
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