Messages in this thread | | | Date | Mon, 11 Sep 2006 14:32:09 +0200 | From | Vitezslav Samel <> | Subject | Re: top displaying 50% si time and 50% idle on idle machine |
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On Mon, Sep 11, 2006 at 01:49:57PM +0200, Metathronius Galabant wrote: > >>>>>Cpu(s): 0.0% us, 0.0% sy, 0.0% ni, 50.0% id, 0.0% > >>>>>wa, 0.0% hi, 50.0%si > > > >>> BTW what means si? (interrupt service time? google > >>> didn't find anything) > > > >> 'soft interrupt' probably. try disconnecting network. > > > >The cause has been found. The timer of that machine is seriously > >broken, 1 second is approximately 500ms long. > >It is a HP DL360 G4 and I configured the kernel without ACPI or > >similar. Maybe there are some strange BIOS power management schemes > >active. I will look deeper into the problem and report back. > >A broken timer is _very_ strange to me (I didn't encounter that in the > >last 12 years w/ custom kernels).
Try 2.6.18-rc6, there is a fix included (see Changelog: "[PATCH] x86: increase MAX_MP_BUSSES on default arch")
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