What language was that? We use the Objective-C client in our Mac app and
don't have any issues.

Seth

On Tue, Apr 26, 2011 at 6:56 PM, Kerr, Rowan <[email protected]> wrote:

> Observed behavior was that reading an object from response would not
> return the object until connection closed.
>
>
> On 11-04-26 2:32 PM, "Mark Slee" <[email protected]> wrote:
>
> >This should definitely be a configurable option, but I think the default
> >should definitely be *not* to send the close header. As far as I
> >remember, the Thrift HTTP clients were intentionally written to support
> >keep-alive, which is definitely the best way to use them if making
> >repeated requests.
> >
> >Philosophically, I think we should err on making it easier to get things
> >right in the high-volume, high-performance case. IMO, keep-alive should
> >be something that "just works" if you do the naïve thing (construct a
> >THttpClient and issue multiple subsequent RPC calls on it with no extra
> >lines of code in between).
> >
> >If you're closing your connections after every unique request, your perf
> >requirements are probably less stringent than someone who's pushing many
> >requests over shared connections.
> >
> >Cheers,
> >mcslee
> >
> >
> >-----Original Message-----
> >From: Usman Ismail [mailto:[email protected]]
> >Sent: Tuesday, April 26, 2011 11:22 AM
> >To: [email protected]
> >Subject: Re: HttpClient Connection close bugs
> >
> >As far as I can tell for c++ and objective c we are not actually using
> >persistent http, i.e. we do not reuse open connections. Hence not
> >setting the close header just means it takes longer to close the
> >connection. In the long run I agree  we should explore use of
> >persistent http connections as well as user specified headers.
> >
> >--usman
> >
> >On Tue, Apr 26, 2011 at 2:12 PM, Seth Hitchings <[email protected]>
> wrote:
> >> Using keep-alive should improve performance, not degrade it. Adding
> >> Connection: close would significantly degrade performance, especially
> >>for
> >> HTTPS connections.
> >>
> >> In general, it would be great if all of the HTTP client transports
> >>exposed
> >> the ability to customize headers, so that an app could override
> >>defaults or
> >> add custom headers without modifying the client itself.
> >>
> >> Seth
> >>
> >> On Tue, Apr 26, 2011 at 10:43 AM, Usman Ismail <[email protected]>
> >>wrote:
> >>
> >>> Hi,
> >>>
> >>> I had a look at the Objective C and C++ http client code and noticed
> >>> that it does not supply the Connection: close header. This means that
> >>> webservers keep the connection alive assuming its a persistent
> >>> connection. This slows down client side request processing
> >>> significantly and also wastes server resources. I created issues 1153
> >>> and 1154 for c++ and objective c respectively it would be great to
> >>> have then in the next release.
> >>>
> >>> I also noticed a similar issue in java although I am not sure whether
> >>> the the change is needed in java or whether underlying layers take
> >>> care of it.
> >>>
> >>> --regards
> >>> Usman Ismail
> >>>
> >>
> >
>
>

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