Hello, On 10/19/2018 04:39 PM, LinAdmin wrote: > When the system is idle, one CPU is always busy at least 50% > with a kworker thread which IMHO does not perform any useful > work. When idle, the kernel 4.9.y built exclusively for > Marvell has both CPU’s at below 1% load. How do you diagnose that? I have an Turris Omnia here which is powered by an Armada385, too. I just logged into it, the load average is below 0.1 and according to htop the CPUs run at < 1%. Best regards Uwe
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