[erlang-questions] Slow response of post method of https request using httpc erlang module

Bob Ippolito <>
Sat Aug 24 18:51:57 CEST 2013


Have you configured httpc to allow more parallel connections to your
external server?

On Saturday, August 24, 2013, aadi i wrote:

> Our Application (which uses existing Erlang OTP R15B01 modules) sends
> https  request to external authentication server..and  it gets reply and
> seems work fine under normal cases
>
> But under heavy loads  some requests are  failing  since they are
> consuming more time to do ssl handshake
>
> and i have observed the following things during ssl handshake
>
> client is taking(our application ) nearly 80 sec to send the certificate
> after server hello is  done with server certificate
>
> since our server expects to complete the request- response in 30 sec
> otherwise it drops the connection hence results to connection failures and
> effects the performance of application severely
>
> and finally i would like to know
> - Is  our application failing  to invoke the client certificate quickly .?
> i mean does httpc module do the file/IO related operations to invoke the
> certificates which results to slow response under heavy loads..?
>
> -Does Erlang has any limitations in ssl handshake procedure ..?
>
>
> Thanks in Advance :-)
>
>
> adinarayana murthy
>
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