Re: [OT - question] Limit user sessions in tomcat

2009-12-17 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Chuck, On 12/15/2009 5:01 PM, Caldarale, Charles R wrote: >> From: André Warnier [mailto:a...@ice-sa.com] >> Subject: Re: [OT - question] Limit user sessions in tomcat >> >> It would seem that there ought to be some low-

Re: [OT - question] Limit user sessions in tomcat

2009-12-15 Thread Bill Barker
"Caldarale, Charles R" wrote in message news:99c8b2929b39c24493377ac7a121e21f9680850...@usea-exch8.na.uis.unisys.com... >> From: André Warnier [mailto:a...@ice-sa.com] >> Subject: Re: [OT - question] Limit user sessions in tomcat >> >> It would seem tha

RE: [OT - question] Limit user sessions in tomcat

2009-12-15 Thread Caldarale, Charles R
> From: Leon Rosenberg [mailto:rosenberg.l...@googlemail.com] > Subject: Re: [OT - question] Limit user sessions in tomcat > > Hmm, last time I implemented a tcp/ip stack (which is more than 10 > years ago) there were no possibility in the tcp protocol to detect a > broken (not

Re: [OT - question] Limit user sessions in tomcat

2009-12-15 Thread Leon Rosenberg
On Tue, Dec 15, 2009 at 11:01 PM, Caldarale, Charles R wrote: >> From: André Warnier [mailto:a...@ice-sa.com] >> Subject: Re: [OT - question] Limit user sessions in tomcat >> >> It would seem that there ought to be some low-level response-direction >> socket flag tha

Re: [OT - question] Limit user sessions in tomcat

2009-12-15 Thread Pid
On 15/12/2009 22:01, Caldarale, Charles R wrote: From: André Warnier [mailto:a...@ice-sa.com] Subject: Re: [OT - question] Limit user sessions in tomcat It would seem that there ought to be some low-level response-direction socket flag that should be available, to tell whether the receiving end

RE: [OT - question] Limit user sessions in tomcat

2009-12-15 Thread Caldarale, Charles R
> From: André Warnier [mailto:a...@ice-sa.com] > Subject: Re: [OT - question] Limit user sessions in tomcat > > It would seem that there ought to be some low-level response-direction > socket flag that should be available, to tell whether the receiving end > has gone, without

Re: [OT - question] Limit user sessions in tomcat

2009-12-15 Thread André Warnier
Ken Bowen wrote: Chris, Thanks. We do #1 routinely, usually setting the thread(s) up as workers managing a queue. #2 can be problematic as you note: long-running db queries or long graphics generation are hard to fit into this model simply because one is using someone else's monolithic code th

Re: [OT - question] Limit user sessions in tomcat

2009-12-15 Thread Ken Bowen
Chris, Thanks. We do #1 routinely, usually setting the thread(s) up as workers managing a queue. #2 can be problematic as you note: long-running db queries or long graphics generation are hard to fit into this model simply because one is using someone else's monolithic code that makes no suc

Re: [OT - question] Limit user sessions in tomcat

2009-12-15 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Ken, On 12/15/2009 1:52 PM, Ken Bowen wrote: > Are there any standard techniques that a /developer/ of such a long > running proccess could apply to wrap the process in a cocoon which > periodically updates a browser with (real) progress data, and at

Re: [OT - question] Limit user sessions in tomcat

2009-12-15 Thread Ken Bowen
Are there any standard techniques that a /developer/ of such a long running prccess could apply to wrap the process in a cocoon which periodically updates a browser with (real) progress data, and at the same time, such updates are verifications that the socket is still live and the user hasn'