Could you please explain what do you mean special (hidden) and how to do it? Currently I only define on JkMount for loadbalancer. Thanks, -Simon
-----Original Message----- From: Tim Funk [mailto:[EMAIL PROTECTED] Sent: Tuesday, May 18, 2004 7:54 PM To: Tomcat Users List Subject: Re: How to detect tomcat down For the load balanced tests, have a special (hidden) JkMount for each tomcat in the cluster. -Tim Simon Zeng wrote: > I can come up with a WatchDog to do the monitoring/restart. But We have a > few tomcat instance runing in load balance mode with one Apache dispatching > request to them. How could we figure out if one/more(not all) tomcat > instances down and how to decide which ones they are? Basically the question > is can we bypass Apache to go directly to Tomcat since we know where they > are? > > Thanks, > -Simon > > -----Original Message----- > From: QM [mailto:[EMAIL PROTECTED] > Sent: Tuesday, May 18, 2004 4:40 PM > To: Tomcat Users List > Subject: Re: How to detect tomcat down > > > On Tue, May 18, 2004 at 03:04:28PM -0400, Simon Zeng wrote: > : I am running Apache 2.0.47 and Tomcat 4.1.24 on Win2K/NT. I would like to > : monitor the tomcat > : server and restart it automatically if it is detected down. I did a lot > : research but could not find any convincing way to do it. > > Some commercial monitoring products perform a request to an > (unprotected) URI and, in the event of a failure, perform some specified > action. -that is, call the start script. > > Otherwise, you could have Tomcat started by a (custom) watchdog, the > idea being that it kicks the start script if the expected process isn't > running. I recall iPlanet 4 did something similar. > > As for free + out-of-the-box solutions, I haven't seen any... > > -QM > --------------------------------------------------------------------- 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]
