jmeter-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Jordi Salvat i Alabart <jsalv...@atg.com>
Subject Re: win 2000
Date Tue, 24 Aug 2004 14:20:33 GMT
Check this:

http://www.atg.com/portal/myatg/developer?paf_dm=full&paf_gear_id=1100010&detailArticle=true&id=9606

En/na Michael Chandler ha escrit:
> Maybe this is a dumb question but is there a way I can tell what the
> heap size is before I try setting it? Or what is available? Can you tell
> me the relationship between -Xms/-Xmx and -XX:NewSize/-XX:MaxNewSize?
> Maybe this will help me understand the two settings.
> 
> -----Original Message-----
> From: Peter Lin [mailto:woolfel@gmail.com] 
> Sent: Tuesday, August 24, 2004 6:38 AM
> To: JMeter Users List
> Subject: Re: win 2000
> 
> that's strange. when I run it with and without the extra options on my
> gateway laptop running XP and my old P3 450 it is faster if I just
> have "-server" without all the extra options.
> 
> maybe it's just my system or configuration.
> 
> peter
> 
> 
> On Tue, 24 Aug 2004 13:13:29 +0200, Jordi Salvat i Alabart
> <jsalvata@atg.com> wrote:
> 
>>It's exactly the opposite: you'll want those parameters (tuned as
>>suggested in the script's comments) when you need to generate high
> 
> loads
> 
>>-- that is: in actual use, not during development.
>>
>>These settings minimise (or almost) the amount of time spent in
> 
> garbage
> 
>>collection. This increases maximum throughput (i.e. the amount of
>>traffic you can generate with a given machine and a given script).
> 
> They
> 
>>also reduce the frequency of full GCs to a minimum (most tests running
>>for only a few hours will never need a full GC) thus reducing
>>measurement error.
>>
>>I can't tell why Michael is getting that error with the HEAP options
> 
> in
> 
>>place -- those default parameters work well for me with JDK 1.4.2_03
> 
> (I
> 
>>don't have _04 at hand).
>>
>>But removing the -Xms/-Xmx without removing the
>>-XX:NewSize/-XX:MaxNewSize as he did in his last message causes
> 
> exactly
> 
>>that (as I would expect: the default heap is far too small to
> 
> accomodate
> 
>>a 128m new space). So leave all those parameters in place or remove
> 
> them
> 
>>all.
>>
>>--
>>Salut,
>>
>>Jordi.
>>
>>En/na Peter Lin ha escrit:
>>
>>
>>
>>>can you try commenting out all the extra VM parameters?
>>>
>>>usually I do that, since many of the settings really shouldn't be
> 
> used
> 
>>>for regular use. It's good for developers writing samplers and
>>>plugins, but not necessarily great for just running tests.
>>>
>>>peter
>>>
>>>
>>>On Mon, 23 Aug 2004 13:16:16 -0600, Michael Chandler
>>><michaelc@browning.com> wrote:
>>>
>>>
>>>>I installed j2sdk1.4.2_04. The same on both XP and win2k. I also
> 
> have
> 
>>>>j2sdk1.4.0-rc and j2sdk1.4.0_01. The newer one is first in my path
> 
> and
> 
>>>>classpath.
>>>>
>>>>Here is the echo (without [HEAP=-Xms256m -Xmx256m]):
>>>>echo %JAVA_HOME%\bin\java %JVM_ARGS% %ARGS% -jar ApacheJMeter.jar
>>>>%JMETER_CMD_LINE_ARGS%
>>>>
>>>>c:\j2sdk1.4.2_04\bin\java  -XX:NewSize=128m -XX:MaxNewSize=128m
>>>>-XX:SurvivorRatio=8 -XX:TargetSurvivorRatio=50
>>>>-XX:MaxTenuringThreshold=2 -XX:MaxLiveObjectEvacuationRatio=20
>>>>-Dsun.rmi.dgc.client.gcInterval=600000
>>>>-Dsun.rmi.dgc.server.gcInterval=600000 -XX:PermSize=64m
>>>>-XX:MaxPermSize=64m -verbose:gc -XX:+PrintTenuringDistribution -jar
>>>>ApacheJMeter.jar
>>>>Error occurred during initialization of VM
>>>>Incompatible initial and maximum heap sizes specified
>>>>
>>>>-----Original Message-----
>>>>From: BAZLEY, Sebastian [mailto:sebastian.bazley@atosorigin.com]
>>>>Sent: Monday, August 23, 2004 12:16 PM
>>>>To: 'JMeter Users List'
>>>>Subject: RE: win 2000
>>>>
>>>>Did you install the full JDK, or just the JRE?
>>>>
>>>>Some of the options may only make sense if the "server" flavour of
> 
> the
> 
>>>>JVM
>>>>is installed.
>>>>
>>>>Certainly java -server only works if the full JDK is installed ...
>>>>
>>>>S.
>>>>-----Original Message-----
>>>>From: Michael Chandler [mailto:michaelc@browning.com]
>>>>Sent: 23 August 2004 19:07
>>>>To: JMeter Users List
>>>>Subject: RE: win 2000
>>>>
>>>>If I take it out, it still gives me the error. I'll try rebooting
> 
> here
> 
>>>>in a minute and do it again. I've tried several combos. I'll look at
>>>>java - X, also.
>>>>
>>>>-----Original Message-----
>>>>From: Peter Lin [mailto:woolfel@gmail.com]
>>>>Sent: Monday, August 23, 2004 11:55 AM
>>>>To: JMeter Users List
>>>>Subject: Re: win 2000
>>>>
>>>>it should work if you remove it. I have JMeter 2 and 1.9 running on
> 
> my
> 
>>>>workstation at home, which is running win2K. it works with Sun
>>>>jdk1.4.2_03 and jdk5
>>>>
>>>>peter
>>>>
>>>>On Mon, 23 Aug 2004 11:44:58 -0600, Michael Chandler
>>>><michaelc@browning.com> wrote:
>>>>
>>>>
>>>>>I've been running Jmeter successfully on my XP box. When I try to
> 
> run
> 
>>>>it
>>>>
>>>>
>>>>>on a Win 2000 box, I get the error:
>>>>>
>>>>>Error occurred during initialization of VM
>>>>>Incompatible initial and maximum heap sizes specified.
>>>>>
>>>>>The jmeter.bat file has the entry:
>>>>>set HEAP=-Xms256m -Xmx256m
>>>>>
>>>>>I tried resetting it but haven't found the correct combination.
>>>>>
>>>>>Any ideas?
>>>>>
>>>>>
>>>>
>>>---------------------------------------------------------------------
>>>
>>>>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
>>>>
>>>>
>>>>_______________________________________________________
>>>>
>>>>This e-mail and the documents attached are confidential and intended
>>>>solely for the addressee; it may also be privileged. If you receive
> 
> this
> 
>>>>e-mail in error, please notify the sender immediately and destroy
> 
> it.
> 
>>>>As its integrity cannot be secured on the Internet, the Atos Origin
>>>>group
>>>>liability cannot be triggered for the message content. Although the
>>>>sender endeavours to maintain a computer virus-free network, the
>>>>sender does not warrant that this transmission is virus-free and
> 
> will
> 
>>>>not be liable for any damages resulting from any virus transmitted.
>>>>_______________________________________________________
>>>>
>>>>
>>>>
>>>>
>>
>>>---------------------------------------------------------------------
>>>
>>>>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
>>>>
>>>>
>>>
>>>
>>>
> ---------------------------------------------------------------------
> 
>>>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
>>
>>
> 
> 
> ---------------------------------------------------------------------
> 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
> 
> 

---------------------------------------------------------------------
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