On Tue, Oct 10, 2006 at 01:24:20PM +0200, Martin Schwidefsky wrote: > On Tue, 2006-10-10 at 12:14 +0200, Carsten Otte wrote: > > > The way how the soft-lockup detection works right now is broken for > > > system that utilize virtual cpus. You could argue that all zSeries > > > systems use virtualized cpu so the feature does not make sense. > > With dedicated PUs on a logical partition, and when running on raw > > iron the feature should work fine afaict. No? > > Yes, in that special case it should work. But who is using dedicated PUs > on LPAR? 1% of the installed linux systems? The best thing to do is to > disable the config option, as it is harmful for the majority of the > systems. Heiko already sent a patch.
The right thing would be to disable it for virtualized systems at runtime. Especially as S/390 is not the only virtualized system these days. I wonder why no one has hit this issue with Power5 or Xen systems yet. ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390
