Re: ppc64le: `NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #20!!!` when turning off SMT
From: Paul A. Clarke <hidden>
Date: 2022-02-08 13:28:44
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On Tue, Feb 08, 2022 at 02:17:03PM +0100, Frederic Weisbecker wrote:
On Tue, Feb 08, 2022 at 08:32:37AM +0100, Paul Menzel wrote:quoted
once warned about a NOHZ tick-stop error, when I executed `sudo /usr/sbin/ppc64_cpu --smt=off` (so that KVM would work).I see, so I assume this sets some CPUs offline, right?
ppc64_cpu --smt=off sets all but the first CPU per core offline. PC