Which Java version did you use for 3.17 and 4.1.0.
If you updated Java you may observe more memory consumption.
Additionally, you can save memory and CPU if you read those files using SXSSF
mode.
Libraries on top of POI such as Excel Streamer may help you with this:
Hello Kirill,
Nor am I a regular reader of this list, neither I am a regular POI committer -
but from time to time, I fix bugs that I encounter. Nevertheless, I think I can
share some advice on how to get help with your issue:
1. Put some effort in it before asking on the list: if you think
Dear POI DEV Team,
Do you have any updates regarding to the below described issue?
Best regards,
Kirill Rajbhandary
Senior Software Engineer
Jedox AG
www.jedox.com
Kirill Rajbhandary
Senior Software Engineer
+49 761 15147 237
Jedox AG
Bismarckallee 7a
79098Freiburg im Breisgau
Germany