Ah, you're right. I'm using HTTP Request. I had not even noticed the HTTPClient sampler. Sorry for the confusion.
On Wed, Sep 14, 2011 at 2:19 PM, sebb <seb...@gmail.com> wrote: > On 14 September 2011 19:36, Deepak Shetty <shet...@gmail.com> wrote: >> then you are on httpclient 3.1 > > Perhaps we are talking about different things. > > JMeter 2.4 supports 2 different HTTP Samplers: > - HTTP Request (this is Java) > - HTTP Request HTTPClient (this is HttpClient 3.1) > > which of these is being used? > >> On Wed, Sep 14, 2011 at 11:34 AM, E S <electric.or.sh...@gmail.com> wrote: >> >>> I am using JMeter 2.4 r961953. >>> >>> On Wed, Sep 14, 2011 at 1:18 PM, Deepak Shetty <shet...@gmail.com> wrote: >>> > if you are using JMeter 2.5 on the HTTP Sampler , there is a drop down >>> named >>> > implementation >>> > >>> > On Wed, Sep 14, 2011 at 11:06 AM, E S <electric.or.sh...@gmail.com> >>> wrote: >>> > >>> >> So how do I tell which HttpClient I am using? Is there a config option >>> >> for that somewhere? I looked in jmeter.conf and saw some comments >>> >> related to http client 3.x but nothing that looked very definitive. >>> >> >>> >> In terms of running out of ephemeral ports, I guess my options are to >>> >> try to increase the port range, lower the TIME_WAIT value so the ports >>> >> are freed up faster, or use distributed load generation. Other >>> >> options? >>> >> >>> >> >>> >> On Wed, Sep 14, 2011 at 12:32 PM, sebb <seb...@gmail.com> wrote: >>> >> > On 14 September 2011 17:51, E S <electric.or.sh...@gmail.com> wrote: >>> >> >> I'm seeing a jar file in the lib directory called >>> >> >> commons-httpclient-3.1, so I assume I'm using HttpClient 3.1. >>> >> > >>> >> > Not necessarily. There were two Http Sampler implementations in JMeter >>> >> 2.4. >>> >> > These are merged in JMeter 2.5, which has a drop-down list for the >>> >> > implementation. >>> >> > >>> >> >> What do you mean when you say it might be related to timing? >>> >> > >>> >> > Depending on timing, the OS may have had time to free up the resources >>> or >>> >> not. >>> >> > >>> >> >> On Wed, Sep 14, 2011 at 3:45 AM, sebb <seb...@gmail.com> wrote: >>> >> >>> >>> >> >>> On 14 September 2011 04:51, E S <electric.or.sh...@gmail.com> >>> wrote: >>> >> >>> > To answer your question, on the 6000 req/sec tests where this is >>> no >>> >> >>> > throughput timer, it's about what you would expect, around 30 ms >>> for >>> >> the >>> >> >>> > average request. So that means each thread can do about 33 request >>> >> per >>> >> >>> > second and if you have 200 threads that's roughly 6000 requests >>> per >>> >> second. >>> >> >>> > >>> >> >>> > I did just notice something significant though. I am getting >>> errors >>> >> on the >>> >> >>> > tests that use the constant throughput timer. Some of the requests >>> >> (usually >>> >> >>> > around 10%) give the following error: >>> >> >>> > >>> >> >>> > "Response code: Non HTTP response code: >>> >> java.net.NoRouteToHostException >>> >> >>> > Response message: Non HTTP response message: Cannot assign >>> requested >>> >> >>> > address" >>> >> >>> > >>> >> >>> > From what I've researched and the evidence I've gathered on the >>> >> JMeter box, >>> >> >>> > I'm running out of ephemeral ports. I find this strange though >>> since >>> >> it >>> >> >>> > doesn't happen when I run without the throughput timer. Shouldn't >>> a >>> >> be >>> >> >>> > running out of ports either way? What is the timer doing that >>> makes >>> >> me use >>> >> >>> > more ports? >>> >> >>> >>> >> >>> If everything else in the plan is the same, then it must just be >>> >> >>> timing-related, because the timers just wait as needed. >>> >> >>> >>> >> >>> If the box is near the limit of ports, then changes in timing might >>> >> >>> have an effect. >>> >> >>> >>> >> >>> Which HTTP sampler are you using? >>> >> >>> HttpClient4 (in version 2.5; fixed but not yet released) has an >>> >> >>> unfortunate bug that means it uses up lots of connections; best to >>> use >>> >> >>> HttpClient3.1. >>> >> >>> >>> >> >>> > On Tue, Sep 13, 2011 at 3:11 AM, Oliver Lloyd < >>> >> oliver_ll...@hotmail.com>wrote: >>> >> >>> > >>> >> >>> >> What are the response times when you run these tests? >>> >> >>> >> >>> >> >>> >> ----- >>> >> >>> >> http://www.http503.com/ >>> >> >>> >> -- >>> >> >>> >> View this message in context: >>> >> >>> >> >>> >> >>> http://jmeter.512774.n5.nabble.com/Constant-throughput-timer-not-giving-expected-results-tp4784904p4797538.html >>> >> >>> >> Sent from the JMeter - User mailing list archive at Nabble.com. >>> >> >>> >> >>> >> >>> >> >>> >> --------------------------------------------------------------------- >>> >> >>> >> To unsubscribe, e-mail: >>> jmeter-user-unsubscr...@jakarta.apache.org >>> >> >>> >> For additional commands, e-mail: >>> >> jmeter-user-h...@jakarta.apache.org >>> >> >>> >> >>> >> >>> >> >>> >> >>> > >>> >> >>> >>> >> >>> >>> --------------------------------------------------------------------- >>> >> >>> To unsubscribe, e-mail: jmeter-user-unsubscr...@jakarta.apache.org >>> >> >>> For additional commands, e-mail: >>> jmeter-user-h...@jakarta.apache.org >>> >> >>> >>> >> >> >>> >> >> --------------------------------------------------------------------- >>> >> >> To unsubscribe, e-mail: jmeter-user-unsubscr...@jakarta.apache.org >>> >> >> For additional commands, e-mail: jmeter-user-h...@jakarta.apache.org >>> >> >> >>> >> >> >>> >> > >>> >> > --------------------------------------------------------------------- >>> >> > To unsubscribe, e-mail: jmeter-user-unsubscr...@jakarta.apache.org >>> >> > For additional commands, e-mail: jmeter-user-h...@jakarta.apache.org >>> >> > >>> >> > >>> >> >>> >> --------------------------------------------------------------------- >>> >> To unsubscribe, e-mail: jmeter-user-unsubscr...@jakarta.apache.org >>> >> For additional commands, e-mail: jmeter-user-h...@jakarta.apache.org >>> >> >>> >> >>> > >>> >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: jmeter-user-unsubscr...@jakarta.apache.org >>> For additional commands, e-mail: jmeter-user-h...@jakarta.apache.org >>> >>> >> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: jmeter-user-unsubscr...@jakarta.apache.org > For additional commands, e-mail: jmeter-user-h...@jakarta.apache.org > > --------------------------------------------------------------------- To unsubscribe, e-mail: jmeter-user-unsubscr...@jakarta.apache.org For additional commands, e-mail: jmeter-user-h...@jakarta.apache.org
