Does CometProcessor and/or NIO come pre-installed & pre-configured as part of Tomcat 6? or do you have to download/install additional things?
> tomcat has one too, it's called the CometProcessor > > Filip > > Clemens Eisserer wrote: >> Jetty has a special api to allow exactly this kind of request >> efficiently. >> The thread is not kept assignd to the "sleeping" connection, but is >> re-used. >> >> lg Clemens >> >> 2008/10/6 Kees Jan Koster <[EMAIL PROTECTED]>: >> >>> Dear Uprooter, >>> >>> >>>> I'm looking for a server that has to hold many (web services) remote >>>> clients >>>> for controlling them. >>>> I want to do things like sending power off command to a bunch of >>>> machines >>>> remotely. >>>> >>> Building a botnet? :-) >>> >>> >>>> The clients are usually windows machines behind firewalls NAT or web >>>> proxies that only allow HTTP (this is why I thought of webservices) >>>> >>>> The regular request-response fashion that servlet follows is not >>>> suitable >>>> here since the initiator of the operation is the server. >>>> What can I do in order to solve this and still use web services? >>>> >>> If you have the resources, you can just block in the servlet on your >>> server. >>> It's pretty expensive since Tomcat uses a thread per request I believe. >>> Java >>> threads are expensive (256kB each?), so that adds up quickly. You could >>> spend some time tuning your thread stacks, though. Depending on your >>> actual >>> number of clients, you should be able to get this to work with a few GB >>> of >>> RAM. >>> >>> But then, 20K client polling once an hour might be cheaper. You may >>> want to >>> find a way to stagger the requests though. >>> >>> -- >>> Kees Jan >>> >>> http://java-monitor.com/forum/ >>> [EMAIL PROTECTED] >>> 06-51838192 >>> >>> The secret of success lies in the stability of the goal. -- Benjamin >>> Disraeli >>> >>> >>> --------------------------------------------------------------------- >>> To start a new topic, e-mail: users@tomcat.apache.org >>> To unsubscribe, e-mail: [EMAIL PROTECTED] >>> For additional commands, e-mail: [EMAIL PROTECTED] >>> >>> >>> >> >> --------------------------------------------------------------------- >> To start a new topic, e-mail: users@tomcat.apache.org >> To unsubscribe, e-mail: [EMAIL PROTECTED] >> For additional commands, e-mail: [EMAIL PROTECTED] >> >> >> > > > --------------------------------------------------------------------- > To start a new topic, e-mail: users@tomcat.apache.org > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > --------------------------------------------------------------------- To start a new topic, e-mail: users@tomcat.apache.org To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
