[cfaussie] Re: How big is your jrun.exe?

2011-03-24 Thread BarryC
Have you compared the JRun parameters (in jvm.config in the JRun bin
folder) to see what the differences are between CF8 and CF6? CF8 may
start JRun with 350MB allocated already (but may not have actually
filled that 350MB allocated).
I would say 350 - 400MB on idle is normal for JRun on CF8. I can't say
much about CF 6 because I've never used it. 60MB on full throttle?
sounds a bit odd, are you sure you don't mean 600MB?

Barry.

On Mar 24, 9:39 pm, Ayudh Nagara | http://www.xilo.com;
ayudh.nag...@gmail.com wrote:
 We're setting up a brand new (virtual) server with Windows Server 2008
 and ColdFusion 8 (+ 8.0.1 updater). Even when idling, Windows Task
 Manager shows the jrun.exe task hogging 350-400MB of memory. The same
 task in our old server running CFMX 6.1 only used about 60MB at full
 throttle. Is this normal?

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Re: [cfaussie] How big is your jrun.exe?

2011-03-24 Thread Brett Payne-Rhodes

Is this a 64bit installation? From what I've seen everything uses double the 
memory straight out of the box on 64bit...

B)


On 24/03/2011 4:39 PM, Ayudh Nagara | http://www.xilo.com wrote:

We're setting up a brand new (virtual) server with Windows Server 2008
and ColdFusion 8 (+ 8.0.1 updater). Even when idling, Windows Task
Manager shows the jrun.exe task hogging 350-400MB of memory. The same
task in our old server running CFMX 6.1 only used about 60MB at full
throttle. Is this normal?



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[cfaussie] Re: How big is your jrun.exe?

2011-03-24 Thread Ayudh Nagara | http://www.xilo.com
Not that much different:
CF6.1:  -Xmx512m  (-XmsNm not specified)  -XX:MaxPermSize=128m
CF8.0:  -Xmx512m  -Xms512m  -XX:MaxPermSize=192m

I didn't miss a zero. On CF6.1 the jrun.exe varies between 60MB and
80MB. By full throttle I don't really mean maxed out, but it's
carrying a reasonable application load. By contrast the CF8 server is
not yet in production, so just idling.

But if this situation is normal with CF8 then maybe I don't have a
problem.

On Mar 24, 8:28 pm, BarryC barrychester...@gmail.com wrote:
 Have you compared the JRun parameters (in jvm.config in the JRun bin
 folder) to see what the differences are between CF8 and CF6? CF8 may
 start JRun with 350MB allocated already (but may not have actually
 filled that 350MB allocated).
 I would say 350 - 400MB on idle is normal for JRun on CF8. I can't say
 much about CF 6 because I've never used it. 60MB on full throttle?
 sounds a bit odd, are you sure you don't mean 600MB?

 Barry.

 On Mar 24, 9:39 pm, Ayudh Nagara |http://www.xilo.com;



 ayudh.nag...@gmail.com wrote:
  We're setting up a brand new (virtual) server with Windows Server 2008
  and ColdFusion 8 (+ 8.0.1 updater). Even when idling, Windows Task
  Manager shows the jrun.exe task hogging 350-400MB of memory. The same
  task in our old server running CFMX 6.1 only used about 60MB at full
  throttle. Is this normal?

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[cfaussie] Re: How big is your jrun.exe?

2011-03-24 Thread Ayudh Nagara | http://www.xilo.com
Nope just 32-bit Windows.

On Mar 24, 11:09 pm, Brett Payne-Rhodes bret...@gmail.com wrote:
 Is this a 64bit installation? From what I've seen everything uses double the 
 memory straight out of the box on 64bit...

 B)

 On 24/03/2011 4:39 PM, Ayudh Nagara |http://www.xilo.comwrote:



  We're setting up a brand new (virtual) server with Windows Server 2008
  and ColdFusion 8 (+ 8.0.1 updater). Even when idling, Windows Task
  Manager shows the jrun.exe task hogging 350-400MB of memory. The same
  task in our old server running CFMX 6.1 only used about 60MB at full
  throttle. Is this normal?

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Re: [cfaussie] Re: How big is your jrun.exe?

2011-03-24 Thread Kai Koenig
And here's you explanation:

 Not that much different:
 CF6.1:  -Xmx512m  (-XmsNm not specified)  -XX:MaxPermSize=128m
 CF8.0:  -Xmx512m  -Xms512m  -XX:MaxPermSize=192m


-Xms512m sets the initial JVM heap size to 512m (notice that it's set to the 
same as the maximum heap size, e.g. CF 8 will occupy a 512 MB heap right at the 
start). Your CF 6.1 installation just sets a maximum heap size of 512 MB and 
therefore starts with a much lower value of actually used memory.

If I was you and confident that your application(s) on CF 6.1 consistently used 
maybe 100 MB and not more, even under a reasonable load, I'd maybe set -Xms to 
a lower value, e.g. something like 128m or 256m. Then the JVM occupies less 
memory at startup and just extends it to 512 MB during its lifetime if it finds 
it necessary to do so. That does come with a certain overhead, but it's not a 
big hit and if you're short of emory on that machine (e.g. you might just have 
1 GB in total or so), it might be a good thing to do.

Cheers
Kai









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[cfaussie] upgrade strategies (enterprise software)

2011-03-24 Thread Barry Beattie
Upgrading software versions: what's best practice?

This isn't specifically about CF (although I'm curious how Adobe
handles multiple version upgrades: do they have a CF11 and CF12
development environment running now in addition to CF10?)

I've come across a situation where people want to include
functionality, scoped for a 2012 upgrade, into the development and
testing environment of the 2011upgrade (due later this year).

why?

So it can be made available to other BAs/testers etc for testing and analysis.

any thoughts?

thanks
B

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RE: [cfaussie] upgrade strategies (enterprise software)

2011-03-24 Thread Steve Onnis
Virtual machines

-Original Message-
From: Barry Beattie [mailto:barry.beat...@gmail.com] 
Sent: Friday, 25 March 2011 3:44 PM
To: cfaussie
Subject: [cfaussie] upgrade strategies (enterprise software)

Upgrading software versions: what's best practice?

This isn't specifically about CF (although I'm curious how Adobe
handles multiple version upgrades: do they have a CF11 and CF12
development environment running now in addition to CF10?)

I've come across a situation where people want to include
functionality, scoped for a 2012 upgrade, into the development and
testing environment of the 2011upgrade (due later this year).

why?

So it can be made available to other BAs/testers etc for testing and
analysis.

any thoughts?

thanks
B

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