-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Ripu,
On 6/9/20 08:03, Ripu Daman wrote: > Hello everyone, > > I work in an IT firm as a software engineer. I don't know whether > it's a right platform to ask questions based on personal projects > but i believe i will get some help from here. > > We are facing an issue regarding multiple threads being created for > a servlet execution running in tomcat 9.0.0 > > Servlet's job is to publish customer leads to salesforce via soap > protocol. The logic has been designed in such a way that in a > single thread it can publish multiple leads to salesforce one by > one. However we recently migrated our java application to > kubernetes adopting containerized approach. Post this we are facing > an issue in which, when the process starts publishing leads to > salesforce one by one, after a few uploads a new thread gets > created and it starts the whole process from beginning and then > after a few seconds another thread kicks off repeating the whole > process. It keeps going on until session timeout exceeds and we get > a 504 error. But the upload process keeps going on in the > background and stops after 2-3 threads. Where is your queue stored? > Before moving to kubernetes, the process was working fine. In order > to serve multiple requests at the same time, servlet is not > designed to be thread safe. It's NOT designed to be thread-safe? I hope you meant it IS designed to be thread-safe. > But now we are facing this issue and unable to identify the root > cause. > > Here's a sample of threads from the logs : [http-nio-8080-exec-9] > INFO [http-nio-8080-exec-9] INFO [http-nio-8080-exec-9] INFO > [http-nio-8080-exec-7] INFO [http-nio-8080-exec-7] INFO > [http-nio-8080-exec-9] INFO [http-nio-8080-exec-9] INFO > > [http-nio-8080-exec-7] INFO [http-nio-8080-exec-7] INFO > [http-nio-8080-exec-7] INFO [http-nio-8080-exec-3] INFO > [http-nio-8080-exec-7] INFO [http-nio-8080-exec-3] INFO These are request-processing threads, so something is making HTTP requests to Tomcat to do that work. - -chris -----BEGIN PGP SIGNATURE----- Comment: Using GnuPG with Thunderbird - https://www.enigmail.net/ iQIzBAEBCAAdFiEEMmKgYcQvxMe7tcJcHPApP6U8pFgFAl7fvbEACgkQHPApP6U8 pFi9Uw/+O9Be+Bp7n8co6Rz7gkvtXZbKT5KlxpWtT3gVNluN4Lt824Hgb5C7wmMd AjZfvFO0yn1rIJsY+G0r/25lsdIVLZZW3ehM28eRgc+Up3sI66w8zvnOGhly7E6f CKvSKkINLrS9+BQ0HrLkqHxn+U4y2Ts8yfRZOelC8dGtFfj+U3cSsc75LGMUiREM SlYabv4dDzemfBqG/08zXfQ+laQStg9Cf+rY//ZZGnLWR74obJJB/rlhrNMAzND0 qR5Z0LebYXGQEt6nElYtDtAosJlnlpX30fLX6aVwwIXfgPqeIgBF9PskIfwx1NU5 sF3nIHO4wE+KsMqM22fqMOU6keBR/Ac8ktMEws/d6PEL1oXUhcsXMTulh6RrxHWA ImTlksYyIp54flIw3cwiooVW1VrgYQisIIucsWPzLSw7QsE9CyZADqYYm6N7Eo60 VpdHAOLTX4zfJoMlf7NWuMdK8dFI8wkLUmCURxYkWysWx+MJ55BDgDy9kTw3QZoa lBZs9bPirGU8r7qmjbrj5L/Q0lpeqQSSj9ixBzAJKGBAYzYJHKWPpOcI2NW1hn6F vUi01xB67zXboH1EcLVHqMc9srA5UjaDKzwnCcwde1kBaxRbwHFIOq1s+BflXdEc 69gaaPqifMnp1pLaJoonPDyZ3QszSAm5SiUi6lKmofF0UBqTzYs= =SxID -----END PGP SIGNATURE----- --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
