Hi Greg,

would you mind adding numbers for using haproxy + jetty using TCP/IP instead of 
Unix sockets? AFAIR Unix sockets don't allow the usage of sendfile/splice on 
Linux and may therefor be slower than TCP/IP. HAProxy uses spicing when ever 
possible.

Thanks.

cu,  
  Emmy
> Am 19.11.2015 um 13:11 schrieb Greg Wilkins <[email protected]>:
> 
> Simone
> 
> I'm testing all 4 possibilities. The 30% slow down is from clear text direct 
> to jetty verses clear text proxied to jetty.  No ssl. That makes sense to me 
> as the proxy requires handling by 2 processes with the same cpu available.
> 
> The 100% improvement is comparing direct ssl with proxied+offloaded ssl. It 
> shows the ssl performance gains are more than enough to compensate for the 
> costs of proxying.
> 
> On 19 Nov 2015 8:17 pm, "Simone Bordet" <[email protected] 
> <mailto:[email protected]>> wrote:
> Greg,
> 
> On Thu, Nov 19, 2015 at 6:09 AM, Greg Wilkins <[email protected] 
> <mailto:[email protected]>> wrote:
> >
> >
> > So here are some numbers using ab with keep alive option:
> >
> > HTTP :8080  98634.66 [#/sec] 117224.98 [Kbytes/sec]
> > HTTP :8888  67073.40 [#/sec]  79715.16 [Kbytes/sec]
> > HTTPS:8443  23622.46 [#/sec]  28074.74 [Kbytes/sec]
> > HTTPS:8843  52365.51 [#/sec]  62235.18 [Kbytes/sec]
> 
> Uhm.
> 
> Proxying via HAProxy seem to slow down clear-text HTTP by 30%. That
> seems *a lot* to me.
> 
> Are you offloading TLS at HAProxy and then forwarding the clear-text
> bytes to backend ?
> So the TLS numbers are actually measuring the difference in TLS
> implementations ?
> 
> If you're not offloading TLS at HAProxy, then how come passing raw
> bytes to the backend yields such a difference (lose 30% for clear-text
> bytes, *gain* 100% for encrypted bytes) ?
> 
> --
> Simone Bordet
> ----
> http://cometd.org <http://cometd.org/>
> http://webtide.com <http://webtide.com/>
> Developer advice, training, services and support
> from the Jetty & CometD experts.
> _______________________________________________
> jetty-users mailing list
> [email protected] <mailto:[email protected]>
> To change your delivery options, retrieve your password, or unsubscribe from 
> this list, visit
> https://dev.eclipse.org/mailman/listinfo/jetty-users 
> <https://dev.eclipse.org/mailman/listinfo/jetty-users>
> _______________________________________________
> jetty-users mailing list
> [email protected]
> To change your delivery options, retrieve your password, or unsubscribe from 
> this list, visit
> https://dev.eclipse.org/mailman/listinfo/jetty-users

Mit freundlichen Grüßen aus Augsburg

Emmeran Seehuber
Dipl. Inf. (FH)
Schrannenstraße 8
86150 Augsburg
USt-IdNr.: DE266070804

_______________________________________________
jetty-users mailing list
[email protected]
To change your delivery options, retrieve your password, or unsubscribe from 
this list, visit
https://dev.eclipse.org/mailman/listinfo/jetty-users

Reply via email to