Only Tomcat hangs, the other program continues on. I thought a database
deadlock only happens when both threads are trying to write and holding a
lock on each other's data? The external java process is read-only.
How do you do a thread-dump on when you are running Tomcat as a service on
Win2k?
Dave
----- Original Message -----
From: "Denis Haskin" <[EMAIL PROTECTED]>
To: "Tomcat Users List" <[EMAIL PROTECTED]>;
<[EMAIL PROTECTED]>
Sent: Monday, November 19, 2001 12:09 PM
Subject: Re: AW: Java program interferring with Tomcat
> Ralph Einfeldt wrote:
>
> > Sounds like a deadlock on the database.
> >
> > To verify that have a look at the server manager
> > to see if there are locks.
>
> I agree with Ralph, that the problem is probably in your SQL access.
>
> Do *both* processes hang (e.g. Tomcat & the scheduled job) or only
> Tomcat?
>
> I would also look at a thread dump to see what thread is locked & where.
> Go to the window in which Tomcat is running and do a Control-Break. This
> is usually easier if you've started Tomcat with "run", not "start".
>
> dwh
>
>
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