The fcheck task take +45000 seconds to complete instead of +8500 after latest kernel update. Server is running on ESX as VM. Is somebody experiencing similar prolonging task execution on CPU intensive tasks? May be related to L1TF "Spectre-family" patches. What commands to run to investigate the root cause in more details? Already opened bug report: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=908647 -- Peter