Re: httpd SSL - Tomcat VS. Tomcat SSL standalone?

2008-05-01 Thread Yuval Perlov
I believe (intuition, haven't checked) it is the latency the TCP adds to the setup which messes up with the threads scheduler (i'll ellaborate...) When you are in Tomcat only, between the http header coming in (IO) and you sending a response (again IO) you can usually get away with a

Re: httpd SSL - Tomcat VS. Tomcat SSL standalone?

2008-04-30 Thread Larry Prikockis
Yuval Perlov wrote: Out tomcat servers are handling around 30K SSL hits every 5 minutes with very little effort (10% cpu average on a dual core machine, good response time). We tried to put in httpd in front thinking we can squeeze out better performance and memory consumption. The system just

httpd SSL - Tomcat VS. Tomcat SSL standalone?

2008-04-28 Thread Larry Prikockis
I know the latest edition of the O'Reilly Tomcat book by Brittain and Darwin strongly advocates the use of standalone Tomcat as opposed to the traditional httpd-Tomcat approach, but this seems to be somewhat of a paradigm shift for most people. I'm interested in hearing what the wider

Re: httpd SSL - Tomcat VS. Tomcat SSL standalone?

2008-04-28 Thread Mark H. Wood
On Mon, Apr 28, 2008 at 11:27:09AM -0400, Larry Prikockis wrote: I know the latest edition of the O'Reilly Tomcat book by Brittain and Darwin strongly advocates the use of standalone Tomcat as opposed to the traditional httpd-Tomcat approach, but this seems to be somewhat of a paradigm

Re: httpd SSL - Tomcat VS. Tomcat SSL standalone?

2008-04-28 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Larry, Other than Mark's comments... Larry Prikockis wrote: | 1) Any thoughts on why the Apache SSL - Tomcat combination should be so | much slower? If your transactions are short, it's certainly possible that most of the time is taken up by

Re: httpd SSL - Tomcat VS. Tomcat SSL standalone?

2008-04-28 Thread Yuval Perlov
Out tomcat servers are handling around 30K SSL hits every 5 minutes with very little effort (10% cpu average on a dual core machine, good response time). We tried to put in httpd in front thinking we can squeeze out better performance and memory consumption. The system just couldn't handle

Re: httpd SSL - Tomcat VS. Tomcat SSL standalone?

2008-04-28 Thread Larry Prikockis
Mark H. Wood wrote: On Mon, Apr 28, 2008 at 11:27:09AM -0400, Larry Prikockis wrote: Specifically, we have a webapp on a Windows 2003 server that utilizes Apache 2.2 SSL as a frontend and mod_proxy_ajp to send requests to Tomcat 5.5.17 (on the same server). By eliminating the Apache frontend

Re: httpd SSL - Tomcat VS. Tomcat SSL standalone?

2008-04-28 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Larry, Larry Prikockis wrote: | Mark H. Wood wrote: | That's certainly worth thinking about. What exactly do you mean by | performance? | | good point... shoulda been more specific-- we were mainly looking at raw | connections per second and

Re: httpd SSL - Tomcat VS. Tomcat SSL standalone?

2008-04-28 Thread Larry Prikockis
Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Larry, Other than Mark's comments... Larry Prikockis wrote: | 1) Any thoughts on why the Apache SSL - Tomcat combination should be so | much slower? If your transactions are short, it's certainly possible that most of