Am 16.06.2012 14:55, schrieb Roberto Ragusa: > On 05/29/2012 11:29 PM, Reindl Harald wrote: > >> the follwoing params making things better and stop especially >> the lags most of the time, but on the same machine over a long >> time was set to "pcie_aspm=force" and all i915 option at 1 >> >> "pcie_aspm=off i915.i915_enable_rc6=0 i915.semaphores=0 >> i915.i915_enable_fbc=0" >> >> i think i have to mention taht VT-d is active in the BIOS and >> i was wondering that it was stable because the combination of the >> i915 options with VT-d (hardware supported virtualization IO) is >> classified to be unstable > > No issues for a couple of weeks, after disabling VT-d in the BIOS, > but there were kernel updates too, in the meantime. > (And I now expect the problem to show up immediately > after sending this mail) :-)
in the meantime upgraded to F17 and Kernel 3.4 currently all fine again - knock on wood
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