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Posted to user@jmeter.apache.org by Amit Kumar <am...@gmail.com> on 2014/01/13 09:34:38 UTC

Is there any limitation for no. of machines to be used in Distributed Environment?

Dear All:

Is there any for no. of machines in Distributed Environment? Because I have
setup environment with 8 machines (1-master, 7 slaves). But when run tests,
only 7 machines work. One random machine of the 7 slaves does not work. It
is working for 7 machines only i.e. 1 master and 6 slaves.
I am using non-gui mode.
Therefore,  is there any limitation of no. of machines to be used in
distributed environment?

-- 
Thanks and Regards,
Amit

Re: Is there any limitation for no. of machines to be used in Distributed Environment?

Posted by UBIK LOAD PACK Support <su...@ubikloadpack.com>.
Hello,
Since JMeter 2.9, defaults have changed and a big improvement has been made
on this part as now with StrippedBatch mode (new default) the Response part
(which takes most of the bandwidth)
 is not more sent to Client (Controller).
Your best choice is to use last 2.11 version which has the best
performances regarding CPU, memory consumption and network traffic between
servers and client.


-- 

Regards
Ubik Load Pack <http://ubikloadpack.com/> Team
Follow us on Twitter <http://twitter.com/ubikloadpack>


Cordialement
L'équipe Ubik Load Pack <http://ubikloadpack.com/>
Suivez-nous sur Twitter <http://twitter.com/ubikloadpack>

On Mon, Jan 13, 2014 at 10:09 AM, Sergio Boso <se...@bosoconsulting.it>wrote:

> Il 13/01/2014 09.34, Amit Kumar ha scritto:
>
>  Dear All:
>>
>> Is there any for no. of machines in Distributed Environment? Because I
>> have
>> setup environment with 8 machines (1-master, 7 slaves). But when run
>> tests,
>> only 7 machines work. One random machine of the 7 slaves does not work. It
>> is working for 7 machines only i.e. 1 master and 6 slaves.
>> I am using non-gui mode.
>> Therefore,  is there any limitation of no. of machines to be used in
>> distributed environment?
>>
> //I actually went through a scenario with 8+1 machines few months ago.
> It was on JM 2.8, I had no particular problem.
>
> One thing I noticed was that the network traffic between slaves and master
> was very high (really very high) approaching 70-80 Mbit/s, measured at the
> master operating system.
> So the master should be monitored closedly.
>
> I did not digged deeper , maybe there is some configuration to optimize
> this traffic.
>
> HTH
> Sergio
>
> --
>
> Ing. Sergio Boso
>
>
>
>
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>

Re: Is there any limitation for no. of machines to be used in Distributed Environment?

Posted by Sergio Boso <se...@bosoconsulting.it>.
Il 13/01/2014 09.34, Amit Kumar ha scritto:
> Dear All:
>
> Is there any for no. of machines in Distributed Environment? Because I have
> setup environment with 8 machines (1-master, 7 slaves). But when run tests,
> only 7 machines work. One random machine of the 7 slaves does not work. It
> is working for 7 machines only i.e. 1 master and 6 slaves.
> I am using non-gui mode.
> Therefore,  is there any limitation of no. of machines to be used in
> distributed environment?
//I actually went through a scenario with 8+1 machines few months ago.
It was on JM 2.8, I had no particular problem.

One thing I noticed was that the network traffic between slaves and master was very high (really very high) approaching 70-80 
Mbit/s, measured at the master operating system.
So the master should be monitored closedly.

I did not digged deeper , maybe there is some configuration to optimize this traffic.

HTH
Sergio

-- 

Ing. Sergio Boso




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