The JTDS driver can cause the hanging you described - this has occured in a test we did on Win 2k, SQL Server 2k, 1.5 JDK.
reagrds, Hari Mailvaganam On Sun, 30 Jan 2005 08:39:50 +0200, Igor <[EMAIL PROTECTED]> wrote: > We have the same problem, that described in > > http://www.mail-archive.com/tomcat-user@jakarta.apache.org/msg58799.html > > There is ServletContextListener in our application, that schedule two tasks > for repeated fixed rate execution on context initialization > (Timer.scheduleAtFixedRate). > > First task is executed every minute. It queries MS SQL server, second task is > executed every hour. > > If MS SQL server goes down, first task tries to use connection to database. > After this Tomcat may hang: when user tries to download a page, he or her > will wait for a long time (more that 1 day). > > At the same time second taks (that is executed every hour) works as it was > expected: there are corresponding entries in log file. > > First task is executed in separate thread, and I do not understand how can it > hang whole tomcat (at least one context). > > We use JDK 1.5, tomcat 5.0.28. The same problem was on 1.4.2. Both for MS and > JTDS drivers :-( > > Does somebody know how can I prevent tomcat from hang in such situations? > > Thank you in advance, > Igor > > --------------------------------------------------------------------- > 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]