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From Marcelo Jara <marceloj...@hotmail.com>
Subject RE: Performance penalty for using remote data files?
Date Thu, 24 Jan 2013 20:32:42 GMT
Thanks for the suggestion. Sounds like a good idea. Did you use a Java Sampler to do the copy?


> From: dazzlebown@gmail.com
> Date: Thu, 24 Jan 2013 16:21:43 +0000
> Subject: Re: Performance penalty for using remote data files?
> To: user@jmeter.apache.org
> 
> Hi Marcelo,
> 
> The short answer to this is "Yes, almost certainly". I've done rather a lot
> of heavy distributed load testing and any additional link in the chain is
> likely to cause delays and therefore possibly distory results. Another
> consideration is that depending on your network topology this could cause
> congestion at other nodes and affect other users and indeed your own tests.
> I echo Scott, above, when he says that you should download your payload and
> execute with test data stored locally.
> 
> Cheers,
> Darren.
> 
> 
> 
> On 24 January 2013 15:50, HUSSEY, SCOTT T <sh8121@att.com> wrote:
> 
> > In the past I've had a similar situation and used a step in a setup thread
> > group to download files to the local Jmeter engine.
> >
> > > -----Original Message-----
> > > From: Marcelo Jara [mailto:marcelojara@hotmail.com]
> > > Sent: Thursday, January 24, 2013 9:45 AM
> > > To: user@jmeter.apache.org
> > > Subject: RE: Performance penalty for using remote data files?
> > >
> > > Any insight from Jmeter developers would be greatly appreciated.
> > >
> > > > From: marcelojara@hotmail.com
> > > > To: user@jmeter.apache.org
> > > > Subject: Performance penalty for using remote data files?
> > > > Date: Tue, 22 Jan 2013 10:58:38 -0500
> > > >
> > > > Hello,
> > > > I currently have several scripts that use large data sets (over 100K
> > lines).
> > > The data files are currently stored locally on the Jmeter test server
> > (Linux),
> > > but I would like to put them in a centralized location so that other
> > teams can
> > > use them from their own machines. If I put them on a Windows share and
> > > then mount the share on the Jmeter server, would a test get poor
> > > performance due to fetching the next value from the network?
> > > >
> > > >
> > >
> >
> > ---------------------------------------------------------------------
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> > For additional commands, e-mail: user-help@jmeter.apache.org
> >
> >
> 
> 
> -- 
> Darren Bown
> tel:* +44(0)*7873 163 452
> tel: *+44(0)7971 078 445*
 		 	   		  
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