This happened to me yesterday, while copying from internal SATA to a USB3 stick with thunar. The operation ate all CPU. On Oct 24, 2016 7:47 AM, "J. C." <julien@xxxxxxxxxxx> wrote: > Hi list, > I just noticed this today. I rebooted the system once, since the proper > installation last week. Now cp from a USB drive to the internal sata drive > eats up all CPU. The cp command is run as root - currently no alternative > possible. > > The USB drive is mounted during system startup. > > A copy operation on the internal disk in question doesn't suffer from > overuse of CPU resources. Copying from the USB disk to the USB disk isn't > perfect, but uses only between 20-40% of CPU resources. The CPU frequency > governor is set to ondemand. > > Can anybody suggest a remedy, please? > > Best wishes, > > Jeanette > > -------- > When you need someone, you just turn around and I will be there <3 >