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  3. May 2001

RE: Websphere: a resource hog?

  • Subject: RE: Websphere: a resource hog?
  • From: "Stone, Brad V (TC)" <bvstone@xxxxxxxxxxxxxx>
  • Date: Thu, 24 May 2001 10:12:40 -0500
 
Just setting up instances, classpaths, etc.  Changing parms requires
stopping and restarting, etc.  

> -----Original Message-----
> From: mandy.shaw@Notability.com [mailto:mandy.shaw@Notability.com]
> Sent: Thursday, May 24, 2001 9:23 AM
> To: MIDRANGE-L@midrange.com
> Subject: RE: Websphere: a resource hog?
> 
> 
> Brad,
> I've got an app (admittedly not a complicated one) running 
> for a customer
> Web site where we only have ever run the Admin Console once 
> ... to set up
> the necessary Web Application Server instances. Now, to 
> restart WAS, we
> just stop/start QEJBSBS & it all happens automatically, much 
> less painful,
> both in terms of time and effort. What sort of things are you 
> having to do
> with the Admin Console?
> M
> 
> 
> |--------+------------------------>
> |        |          "Stone, Brad V|
> |        |          (TC)"         |
> |        |          <bvstone@taylo|
> |        |          rcorp.com>    |
> |        |                        |
> |        |          24/05/01 14:35|
> |        |          Please respond|
> |        |          to MIDRANGE-L |
> |        |                        |
> |--------+------------------------>
>   
> >-------------------------------------------------------------
> ----------|
>   |                                                           
>             |
>   |       To:     "'MIDRANGE-L@midrange.com'" 
> <MIDRANGE-L@midrange.com>   |
>   |       cc:     (bcc: Mandy Shaw/ESolutions/Notability)     
>             |
>   |       Subject:     RE: Websphere: a resource hog?         
>             |
>   
> >-------------------------------------------------------------
> ----------|
> 
> 
> 
> 
> 
> 
> You're right, it is starting the admin server that takes 
> time/resources.
> Also, the first time you perform any option on the admin 
> console, it takes
> forever.  But, subequent executions are ok (not speedy, but not 10
> minutes).
> 
> But herin lies the catch22.  What happens if websphere shuts 
> down.  You
> need
> to use the amin console for some operations.  So, when you're 
> site crashes,
> or you need to stop/restart your instances, you use the admin console.
> That
> can take anywhere from 10 minutes to 30 minutes or more 
> depending on the
> state of things.
> 
> With Classic HTTP server, it always takes seconds.
> 
> Brad
> 
> > -----Original Message-----
> > From: mandy.shaw@Notability.com [mailto:mandy.shaw@Notability.com]
> > Sent: Thursday, May 24, 2001 7:41 AM
> > To: MIDRANGE-L@midrange.com
> > Subject: RE: Websphere: a resource hog?
> >
> >
> > My experience is that *starting up* WebSphere uses a lot of
> > resources, but
> > that thereafter (depending on what it is actually doing of
> > course, as Brad
> > says) it's better. The other thing that uses lots of
> > resources is the Admin
> > Console.
> > As shipped by IBM WAS 3 runs in the *BASE pool. It seems to
> > have a lot less
> > impact if you stick it in a pool of its own, and also 
> (although I know
> > others disagree, and this is probably release-dependent) I
> > think PURGE(*NO)
> > helps quite a lot, as it does with Domino, because the number
> > of ACT->WAIT
> > transitions is very high because of all the threads.
> > WAS 2 is a lot less greedy at startup time. WAS 2 is the only
> > version on
> > which I have experience of a high-volume site. I suspect that the
> > differences between WAS 2 and WAS 3 are more marked at
> > startup time than
> > they are during normal running, but that's just a gut feel.
> > Mandy
> >
> >
> > |--------+------------------------>
> > |        |          "Stone, Brad V|
> > |        |          (TC)"         |
> > |        |          <bvstone@taylo|
> > |        |          rcorp.com>    |
> > |        |                        |
> > |        |          24/05/01 13:04|
> > |        |          Please respond|
> > |        |          to MIDRANGE-L |
> > |        |                        |
> > |--------+------------------------>
> >
> > >-------------------------------------------------------------
> > ----------|
> >   |
> >             |
> >   |       To:     "'MIDRANGE-L@midrange.com'"
> > <MIDRANGE-L@midrange.com>   |
> >   |       cc:     (bcc: Mandy Shaw/ESolutions/Notability)
> >             |
> >   |       Subject:     RE: Websphere: a resource hog?
> >             |
> >
> > >-------------------------------------------------------------
> > ----------|
> >
> >
> >
> >
> >
> >
> > I also run websphere on a 720, but it is a hog.  Needless to
> > say I don't
> > use
> > it for prodcution.  Maybe that's where the higher CPW
> > requirements come in.
> > It runs great with one or two hits (ie playing/testing), but
> > if its a full
> > blown e-commerce site getting hundreds of hits a minute (or
> > more), then I
> > could see why you'd need all the CPW and loads of memory.
> >
> > Brad
> >
> > > -----Original Message-----
> > > From: Joe Pluta [mailto:joepluta@PlutaBrothers.com]
> > > Sent: Wednesday, May 23, 2001 5:26 PM
> > > To: MIDRANGE-L@midrange.com
> > > Subject: RE: Websphere: a resource hog?
> > >
> > >
> > > Dennis, I run plenty of WebSphere software on my machine,
> > > which is a 370CPW
> > > model 270 (with 0CPW interactive).  I don't see why you would
> > > need 950CPW,
> > > unless you are using WebSphere Advanced Edition.  You should
> > > not need the
> > > Advanced Edition unless you require EJB support, and most
> > > applications do
> > > not require EJBs.
> > >
> > > Joe
> > >
> > >
> > > > -----Original Message-----
> > > > From: owner-midrange-l@midrange.com
> > > > [mailto:owner-midrange-l@midrange.com]On Behalf Of Denis
> > Robitaille
> > > > Sent: Wednesday, May 23, 2001 4:39 PM
> > > > To: MIDRANGE-L@midrange.com
> > > > Subject: Websphere: a resource hog?
> > > >
> > > >
> > > > Hello all,
> > > >
> > > > We are currently working on an Ebusiness project. We want to use
> > > > an AS/400 with websphere. I am amazed by the power that this
> > > > software requires. The minimum requirement calls for over 950
> > > > CPW!!! I mean, we have over 40 AS/400 and none of them requires
> > > > that much power. I also know that we can run webshere on an NT
> > > > box and the required configuration is much less (and would cost
> > > > about 75% less ALL included).
> > > >
> > > > Does somebody knows why this is so?
> > > >
> > > > My first tought would be that this is a badly written 
> software to
> > > > require so much power to operate. Or is that du to the
> > > > architecture of the Iseries?
> > > >
> > > > Denis Robitaille
> > > > Directeur services techniques
> > > > Cascades Inc
> > > > 819 363 5187
> > > > fax 819 363 5177
> > > >
> > > >
> > > > +---
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> >
> >
> > Regards,
> > Mandy Shaw
> >
> > Notability Solutions plc
> > Kingfisher House
> > Frimley Business Park
> > Camberley
> > Surrey
> > GU16 5SG
> > UK
> >
> > http://www.Notability.com
> > Email: Mandy.Shaw@Notability.com
> >
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> >
> >
> >
> > 
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> 
> 
> Regards,
> Mandy Shaw
> 
> Notability Solutions plc
> Kingfisher House
> Frimley Business Park
> Camberley
> Surrey
> GU16 5SG
> UK
> 
> http://www.Notability.com
> Email: Mandy.Shaw@Notability.com
> 
> Telephone: +44 (0)870 166 1000
> DDI: +44 870 166 1324
> Facsimile: +44 870 168 3920
> Mobile: +44 7710 447966
> 
> 
> 
> 
> ----------------------------------------------------------------------
> ----------------------------------------------------------------------
> Catalyst Solutions plc.  Registered No 2918101.
> Registered @ Kingfisher House, Frimley Business Park, Frimley,
> Surrey. GU16 5SG   U.K.
> 
> NOTICE:
> This message is intended only for the named addressee(s) and may
> contain confidential and/or privileged information. If you are not the
> named addressee you should not disseminate, copy or take any action
> or place any reliance on it. If you have received this 
> message in error
> please notify postmaster@catalyst-solutions.com and delete the message
> and any attachments accompanying it immediately.
> ----------------------------------------------------------------------
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> 
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