Just to check the obvious, does your CPU usage exhibit a similar pattern? If CPU usage is relatively constant, it sounds like an overcompensation bug of some kind. -B. > > > on this gateway m-1626, shortly after f11 beta starts to run, the > > > cooling fan kicks into this regular oscillation with a period of about > > > 4 seconds -- speed up, slow down, speed up, slow down ... you get the > > > idea. -- fedora-test-list mailing list fedora-test-list@xxxxxxxxxx To unsubscribe: https://www.redhat.com/mailman/listinfo/fedora-test-list