On 2020-08-08 09:09, Michael D. Setzer II via users wrote: > Have a old quad core system that I've had since Fedora 10 I believe. > Recently, upgraded to Fedora 31, and it was still seeing all 4 cores. > > Run BOINC, and recently notice that it was only showing 3 cpus > running? Machine is one of the 5 computers I have at house, but is > headless and access remotely via VNC. Other systems all show the right > number of cpus after updates, so not sure what might cause the issue. > The results of lshw-gui shows the 4 cores, but the dmesg shows only > CPU 0 - 2. Didn't notice this until the 5.7 kernel change, but not sure > exactly which update caused the change. While it is headless, would there be any chance of booting a live-image to run a 5.6 kernel to verify that and older kernel still detects 4? -- The key to getting good answers is to ask good questions. _______________________________________________ users mailing list -- users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to users-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/users@xxxxxxxxxxxxxxxxxxxxxxx