On Sat, Feb 1, 2020 at 6:26 AM Georgi Nikolov <gnikolov@xxxxxxxxxxx> wrote: > > The output of this command was empty: > > cat /proc/$(pidof md2_raid6)/stack # md2_raid6 process was consuming > 100% cpu Hmm... This is weird. Could you try use perf or some other tools to get insights on what the thread is doing? Thanks, Song