I would turn on the access logs (if you haven't already) and check that
the browser isn't actually sending two requests.
This can sometimes happen if the user double-clicks submit buttons.
There are plenty of threads in the archives of this list suggesting ways
to mitigate this double-submission problem.
HTH,
Jon
Nikita Tovstoles wrote:
Sourab,
I'm facing the exactly same problem and yet to find a solution. Is your
Tomcat instance listening on 2 ports by chance? Also is the
request.getParameterMap() of one of those parallel requests missing any
query parameters?
-nikita
Sourabh Antani wrote:
Hi, I am facing this situation. I have a login screen, when the
user clics the submit button, Tomcat sometimes creates two threads in
parallel to process the request. This causes a problem with the
database. This does not always happen. Most of the time it creates
only one thread as expected. However, every once in a while it will
create two threads that run in parallel. Any ideas?
Thanks,
Sourabh Antani
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