Re: [RT] read_tsc: ACK! TSC went backward! Unsynced TSCs?

[Jonas Oreland]

Steven Rostedt wrote:
> Hi Ingo,
> 
> With -rt20 on the AMD64 x2, I'm getting a crap load of these:
> 
> read_tsc: ACK! TSC went backward! Unsynced TSCs?
> 
> So bad that the system wont even boot (at least I won't wait long enough
> to let it finish).
> 
> config at: http://www.kihontech.com/tests/rt/config

Check this: http://bugzilla.kernel.org/show_bug.cgi?id=5105

Booting with idle=poll, fixes that.

Hope it help

/Jonas
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