jmeter-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From sebb <seb...@gmail.com>
Subject Re: Simulating QoS and Speed
Date Mon, 09 Mar 2009 17:34:17 GMT
On 09/03/2009, Noel O'Brien <nobrien@newbay.com> wrote:
> On Monday 09 March 2009 16:37:13 sebb wrote:
>  > On 09/03/2009, Noel O'Brien <nobrien@newbay.com> wrote:
>  > > Hi All,
>  > >
>  > >  I've been asked to simulate real traffic for our system using JMeter in
>  > > relation to file uploads in terms of Quality of Service (approx 60%) and
>  > > realistic upload speeds.
>  > >
>  > >  Quality of Service seems reasonably possible with JMeter as its a matter
>  > > of structuring samplers under a number of random and/or throughput
>  > > controllers.
>  > >
>  > >  Simulating realistic upload speeds seems much harder. I'm told that
>  > > clients will upload files to our server at approx 5 - 20 kbps, and to
>  > > simaulte this correctly, I'll need to throttle the connection the sampler
>  > > makes, rather than adding a delay timer. Is there a way to simulate this
>  > > in JMeter? Nothing jumps out at me and I don't recall seeing anything in
>  > > the User Manual to achieve this. Has anyone else had to deal with this
>  > > situation? Does anyone have any thoughts on how this could be achieved?
>  >
>  > jmeter.properties:
>
>
> Excellent, I'd been using the Java HTTP Request sampler, so had missed this.
>
>
>  > # Define characters per second > 0 to emulate slow connections
>  > #httpclient.socket.http.cps=0
>  > #httpclient.socket.https.cps=0
>  >
>  > Only works with HttpClient version of HTTP sampler.
>
>
> Does characters per second directly relate to speed? e.g. 20000 CPS  == 20kbps

CPS is a measure of speed.

Whether 1 CPS == 10 bps I don't know; sounds about right.

>  Regards,
>  Noel
>
>  > >  Regards,
>  > >
>  > > Noel
>  >
>  > ---------------------------------------------------------------------
>  > To unsubscribe, e-mail: jmeter-user-unsubscribe@jakarta.apache.org
>  > For additional commands, e-mail: jmeter-user-help@jakarta.apache.org
>
>

---------------------------------------------------------------------
To unsubscribe, e-mail: jmeter-user-unsubscribe@jakarta.apache.org
For additional commands, e-mail: jmeter-user-help@jakarta.apache.org


Mime
View raw message