Hi!
> > Can you try 20-or-so tests? Mine hangs randomly, so it survived 4 or
> > so cycles at one point.
>
> Mine still survives with this ... with sleep 1 ...
>
> # for((i=0; i<100; i++)); do echo $i; echo $((i % 2))
> >/sys/devices/system/cpu/cpu1/online; sleep 1; done
>
> and this as well ... without sleep ...
>
> # for((i=0; i<100; i++)); do echo $i; echo $((i % 2))
> >/sys/devices/system/cpu/cpu1/online; done
>
> I'm on reiserfs. gcc 3.4.5. Config sent to you seperately so as not to
> cloud lkml. If anyone wants the config, please let me know. Is mime
> "attachment" acceptable now on lkml?
It gets weirder. With "nohz=off" on commandline, I have to press any
key (generate interrupt?) for echo 1 > online to finish. 2.6.23-rc5
kernel... but hotplug/unplug works reliably now.
With nohz=off highres=off I can unplug/replug cpus as much as I
want... running in tight loop now.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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