On Tue, Apr 9, 2013 at 4:56 PM, Viresh Kumar <viresh.kumar@xxxxxxxxxx> wrote:
> On 9 April 2013 19:34, Sedat Dilek <sedat.dilek@xxxxxxxxx> wrote:
>> I have seen it on reboots.
>> How to online/offline from sysfs?
>
> offline a cpu "x" with:
>
> echo 0 > /sys/devices/system/cpu/cpux/online
>
> and online with echo 1 > to same location.
With x=3 the system gets in an unuseable state.
root# echo 0 > /sys/devices/system/cpu/cpu3/online
I could not write my reply and had to do a hard/cold reboot.
The dmesg log I saw looked similiar to my digicam-shot.
- Sedat -
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