Love the word "buglet" - looking forward to seeing someone use the word "featurelet" -
haven't seen it yet.
simon
----- Original Message -----
From: "Bill Lipa" <[EMAIL PROTECTED]>
To: "GOMEZ Henri" <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>;
<[EMAIL PROTECTED]>
Cc: <[EMAIL PROTECTED]>; "Bill Lipa" <[EMAIL PROTECTED]>
Sent: Thursday, August 30, 2001 3:26 PM
Subject: RE: TC323 standalone/ajp13 & thread pools
> How many Apache children do you have? The default is 256, which will indeed
> almost immediately consume all the threads in the Tomcat thread pool if you do
> not increase it. Each Apache child uses a thread.
>
> With ajp13, what counts is really the number of Apache children that are
> active. You can easily count them with the Apache status mod or by using ps.
>
> It is really a "buglet" that the Tomcat thread default is set lower than the
> Apache default.
>
> Bill
>
>
> --- GOMEZ Henri <[EMAIL PROTECTED]> wrote:
> > >Hi (.*),
> > >
> > > Hope all is well around the globe.
> > >
> > > We've been doing some stress testing here with Tomcat
> > >3.2.3 operating
> > > in standalone mode and with apache via the mod_jk ajp13
> > >connector.
> > >
> > > We've noticed something interesting which we're not sure about.
> > >
> > > Tomcat running our application standalone can handle 70
> > >simultaneous
> > > users, with a TcpPoolConnector thread pool set to 150.
> > >When we run the
> > > same test via Apache/ajp13, the thread pool is quickly exhausted
> > > (logged in tomcat.log)
> >
> > You may have find something interesting.
> >
> > Could you check via netstat in that situation how many ajp connections
> > are in CLOSE-WAIT ?
> >
> > > Is this normal operation ? Should an ajp13 connector
> > >consume more tomcat threads than standalone tomcat ?
> >
> > http native connector (HTTP/1.0) close connection at end of
> > request. In ajp13 the connections between apache and tomcat
> > are persistant. What I didn't understand is how you could
> > have 150 ajp13 connections to handle only 70 clients ?
> >
> > Stay tuned
>
>
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