There have been some post on JDK and hyperthreading. I think that it was stated that the new 1.5 JDK is much more friendly to hyperthreading.
Doug ----- Original Message ----- From: "Jerry Jalenak" <[EMAIL PROTECTED]> To: "'Tomcat Users List'" <[EMAIL PROTECTED]> Sent: Monday, April 19, 2004 5:43 PM Subject: RE: Configuration Issue? HELP! > Java 2 SE 1.4.2_02 > > Jerry Jalenak > Development Manager, Web Publishing > LabOne, Inc. > 10101 Renner Blvd. > Lenexa, KS 66219 > (913) 577-1496 > > [EMAIL PROTECTED] > > > > -----Original Message----- > > From: Parsons Technical Services > > [mailto:[EMAIL PROTECTED] > > Sent: Monday, April 19, 2004 4:43 PM > > To: Tomcat Users List > > Subject: Re: Configuration Issue? HELP! > > > > > > What jdk? > > > > ----- Original Message ----- > > From: "Jerry Jalenak" <[EMAIL PROTECTED]> > > To: <[EMAIL PROTECTED]> > > Sent: Monday, April 19, 2004 5:19 PM > > Subject: Configuration Issue? HELP! > > > > > > > Hi All, > > > > > > At my wits end on this, so thought I'd ask the guru's..... 8-) > > > > > > We are running an Apache HTTP 2.0.49 / mod_JK 2.2 / Tomcat 5.0.18 > > > environment on a Dell 1750 server (2 - 3.06Ghz CPU's / 4GB > > memory). We're > > > running RedHat Linux 9 as our OS. We also have the > > hyper-threading option > > > of the server enabled, so our two CPU's look like four. Here's the > > problem: > > > After about an hour, my web application simply stops > > responding. There > > > appear to be no errors logged in any of Tomcat's logs > > (except for some > > > indications of a 'Broken Pipe' someplace in the JK > > connector. I think > > this > > > is due to a browser being closed before the response is > > complete.) I also > > > don't feel that this is an application issue; the app was > > developed on a > > > Win2K box running Tomcat 5.0.18, and tested on a > > (different) Linux server > > > running Tomcat 5.0.18. Neither of these environments have > > exhibited the > > > 'hang' that I'm seeing on my new server. I suspect that it > > might have > > > something to do with the hyper-threading, but can't seem to > > find any hits > > on > > > the 'net about it (been googling all afternoon on this.) > > > > > > Does anyone have any experience with this type of > > environment? I really > > at > > > a loss to explain what is going on here..... 8-( > > > > > > Thanks. > > > > > > Jerry Jalenak > > > Development Manager, Web Publishing > > > LabOne, Inc. > > > 10101 Renner Blvd. > > > Lenexa, KS 66219 > > > (913) 577-1496 > > > > > > [EMAIL PROTECTED] > > > > > > > > > This transmission (and any information attached to it) may > > be confidential > > and > > > is intended solely for the use of the individual or entity > > to which it is > > > addressed. If you are not the intended recipient or the > > person responsible > > for > > > delivering the transmission to the intended recipient, be > > advised that you > > > have received this transmission in error and that any use, > > dissemination, > > > forwarding, printing, or copying of this information is strictly > > prohibited. > > > If you have received this transmission in error, please > > immediately notify > > > LabOne at the following email address: > > [EMAIL PROTECTED] > > > > > > > > > > > --------------------------------------------------------------------- > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > This transmission (and any information attached to it) may be confidential and > is intended solely for the use of the individual or entity to which it is > addressed. If you are not the intended recipient or the person responsible for > delivering the transmission to the intended recipient, be advised that you > have received this transmission in error and that any use, dissemination, > forwarding, printing, or copying of this information is strictly prohibited. > If you have received this transmission in error, please immediately notify > LabOne at the following email address: [EMAIL PROTECTED] > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
