Thanks Bilal, I'll check the blacklist. I am taking the test plunge slowly. Will try bumblebee a little later. regards, nik.. .
On Mon, Jun 20, 2011 at 11:37 AM, Bilal Akhtar <[email protected]>wrote: > I also have the same system (With 6 GB RAM and i7 and nvidia 540M ). > > The fix to the random freeze is simple: Add the line "blacklist nouveau" to > /etc/modprobe/blacklist.conf . > > In my case, I'm able to use up the discrete card as well with bumblebee, > you can try if it works for you. > > Hope it helps, > > Bilal Akhtar. > > > On Monday 20 June 2011 11:28 AM, Nikunj Vaidya wrote: > >> # sudo dmidecode -s system-product-name >> Dell System XPS L502X >> >> # sudo dmidecode -s system-version >> Not Specified >> >> # lspci -vnnn | perl -lne 'print if /^\d+\:.+(\[\S+\:\S+\])/' | grep VGA >> 00:02.0 VGA compatible controller [0300]: Intel Corporation 2nd >> Generation Core Processor Family Integrated Graphics Controller >> [8086:0116] (rev 09) (prog-if 00 [VGA controller]) >> 01:00.0 VGA compatible controller [0300]: nVidia Corporation Device >> [10de:0df5] (rev a1) (prog-if 00 [VGA controller]) >> >> Things tried. >> >> # For hangcheck_ring_idle error, >> [drm:i915_hangcheck_ring_idle] *ERROR* Hangcheck timer elapsed... blt >> ring idle [waiting on 17594, at 17594], missed IRQ? >> >> # the following work-around works on my system, >> pathi915Sem="/sys/module/i915/**parameters/semaphores" >> echo "1" | sudo tee $pathi915Sem > /dev/null >> >> # Then tried to turn off the NVIDIA, with the ACPI call that works on my >> system, >> sudo insmod acpi_call.ko >> m="\_SB.PCI0.PEG0.PEGP._OFF" >> pathAcpiCall=/proc/acpi/call >> echo $m > $pathAcpiCall >> >> # But, after that ACPI call is done, the system tends to freeze after a >> short while. >> # Typically the freeze is after some idle time when the display has >> blanked; keyboard seems to die after some time. >> # I think I have seen a freeze while working too -- need more samples; >> inputs/suggestions are welcome. >> >> nik.. . >> >> >> ______________________________**_________________ >> Mailing list: >> https://launchpad.net/~hybrid-**graphics-linux<https://launchpad.net/%7Ehybrid-graphics-linux> >> Post to : >> hybrid-graphics-linux@lists.**launchpad.net<[email protected]> >> Unsubscribe : >> https://launchpad.net/~hybrid-**graphics-linux<https://launchpad.net/%7Ehybrid-graphics-linux> >> More help : >> https://help.launchpad.net/**ListHelp<https://help.launchpad.net/ListHelp> >> > > > -- > Bilal Akhtar - Ubuntu Developer <[email protected]> > IRC Nick: cdbs > > ______________________________**_________________ > Mailing list: > https://launchpad.net/~hybrid-**graphics-linux<https://launchpad.net/%7Ehybrid-graphics-linux> > Post to : > hybrid-graphics-linux@lists.**launchpad.net<[email protected]> > Unsubscribe : > https://launchpad.net/~hybrid-**graphics-linux<https://launchpad.net/%7Ehybrid-graphics-linux> > More help : > https://help.launchpad.net/**ListHelp<https://help.launchpad.net/ListHelp> >
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