In Ubuntu24 package name for libaio1 has changed: https://packages.ubuntu.com/source/noble/libaio
ArtemisMQ doesn't find the library and falls back to NIO. The libaio is now available under: /usr/lib/x86_64-linux-gnu/libaio.so -> libaio.so.1t64.0.2 dirty fix which seems to work: cd /usr/lib/x86_64-linux-gnu/ cp libaio.so libaio.so.1 [1658227403484] Gašper Čefarin Systems Engineer Ferrarska ulica 14, 6000 Koper – Slovenia M: +386 51 281 905 W: http://www.actual-it.si NOTICE - NOT TO BE REMOVED. This e-mail and any attachments are confidential and may contain legally privileged information and/or copyright material of Actual I.T. or third parties. If you are not an authorised recipient of this e-mail, please contact Actual I.T. immediately by return email or by telephone or facsimile on the above numbers. You should not read, print, re-transmit, store or act in reliance on this email or any attachments and you should destroy all copies of them.