Re: [3.1] Certain requests take a long time to create themselves for no apparent reason

[Andrew Thorburn <nz...@gmail.com>]

Fair enough. Thanks for your response. I'll go back to the SOAP UI
people and see if anyone there has any idea what's going on.

- Andrew Thorburn

On Fri, Jul 31, 2009 at 11:31 PM, Oleg Kalnichevski<ol...@apache.org> wrote:
> On Fri, Jul 31, 2009 at 06:42:36PM +1200, Andrew Thorburn wrote:
>> I'm having trouble figuring out why, when using SOAP UI to send
>> requests from my machine to a remote one, it takes a long time to run.
>> Now, it takes a while to get the response back, as the machine isn't
>> exactly fast, but the problem is that there's another bottleneck
>> somewhere, in that despite it taking < 1 second, on average, to
>> complete a request, the Transactions Per Second is distinctly below 1.
>>
>> Looking at the logs, I find that two particular lines are roughly 800
>> ms apart, which seems very, very odd as they're not part of the actual
>> request. This *never* happens when my local machine targets my local
>> machine, only when I'm targeting a particular remote one.
>>
>> Log lines for my local machine:
>>
>> 18:29:33,518 DEBUG [DefaultHttpParams] Set parameter
>> http.protocol.version = HTTP/1.1
>> 18:29:33,518 DEBUG [DefaultHttpParams] Set parameter http.socket.timeout = 60000
>> 18:29:33,595 TRACE [PostMethod] enter PostMethod.clearRequestBody()
>> 18:29:33,595 TRACE [EntityEnclosingMethod] enter
>> EntityEnclosingMethod.clearRequestBody()
>> 18:29:33,601 TRACE [EntityEnclosingMethod] enter
>> EntityEnclosingMethod.renerateRequestBody()
>> 18:29:33,601 TRACE [HttpClient] enter
>> HttpClient.executeMethod(HostConfiguration,HttpMethod,HttpState)
>> 18:29:33,601 DEBUG [SoapUIMultiThreadedHttpConnectionManager]
>> HttpConnectionManager.getConnection:  config =
>> HostConfiguration[host=https://localhost:8181], timeout = 0
>> 18:29:33,602 DEBUG [SoapUIMultiThreadedHttpConnectionManager] Getting
>> free connection,
>> hostConfig=HostConfiguration[host=https://localhost:8181]
>>
>> For the remote machine:
>>
>> 18:36:14,504 DEBUG [DefaultHttpParams] Set parameter
>> http.protocol.version = HTTP/1.1
>> 18:36:14,504 DEBUG [DefaultHttpParams] Set parameter http.socket.timeout = 60000
>> 18:36:15,427 TRACE [PostMethod] enter PostMethod.clearRequestBody()
>> 18:36:15,427 TRACE [EntityEnclosingMethod] enter
>> EntityEnclosingMethod.clearRequestBody()
>> 18:36:15,427 TRACE [EntityEnclosingMethod] enter
>> EntityEnclosingMethod.renerateRequestBody()
>> 18:36:15,428 TRACE [HttpClient] enter
>> HttpClient.executeMethod(HostConfiguration,HttpMethod,HttpState)
>> 18:36:15,428 DEBUG [SoapUIMultiThreadedHttpConnectionManager]
>> HttpConnectionManager.getConnection:  config =
>> HostConfiguration[host=https://192.168.2.71:8181], timeout = 0
>> 18:36:15,430 DEBUG [SoapUIMultiThreadedHttpConnectionManager] Getting
>> free connection,
>> hostConfig=HostConfiguration[host=https://192.168.2.71:8181]
>>
>> See how it takes nearly a second to get from logging the timeout to
>> logging the clearRequestBody() message? Any idea what could possibly
>> cause this?
>>
>> I'm assuming that it must be communicating with the server in some
>> fashion,
>
> No, it is not. HttpClient does not even have a connection allocated at that
> point. The delay must be caused by some logic in SOAPUI.
>
> Oleg
>
>
>  but I'm not really sure why/how - if someone could give me a
>> basic idea of what it's likely trying to do, that would be fantastic.
>>
>> Bear in mind that I'm not actually using this in my own code, but
>> rather using SOAPUI, which in turn makes use of HttpClient. However,
>> since the issue appears to come up in the HttpClient code, I'm asking
>> this here in addition to asking it in the SOAPUI forums.
>>
>> Many thanks,
>>
>> - Andrew Thorburn
>>
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