Thanks Mike! It was an easy install and will try on my next Zoom meeting.
On Fri, Nov 27, 2020 at 12:38 PM Mike Squires < michael.leslie.squi...@gmail.com> wrote: > I am running 20.04 on a Dell T7600, single Xeon E5 at 2.4 Ghz, quad core; > 16GB RAM and Quadro K2000 video. The system came with a Windows 10 Pro > license and I've installed Ubuntu Studio in a dual-boot configuration under > UEFI. I paid $125 at the Indiana University surplus store for the computer > which can be expanded quite a bit (including to 12 core CPUs in the same E5 > family) at low cost since it's no longer on the leading edge. > > I had the same lockup during a Zoom lesson where video stopped but audio > continued; after a few minutes the whole system locked up. > > I had another similar lockup, this time not in Zoom. > > The default installation used the "nouveau" video driver. Under the > assumption that the Quadro K2000 might be the source of the problem I > followed Ubuntu instructions for identifying the recommended nVidia driver > and installed that. I was going to replace the K2000 with a AMD HD 7450 > card but thought I would try the driver first. > > Since switching to the recommended nVidia driver there have been no > lockups. Video speed has increased dramatically, from a glmark2 speed of > under 1000 with the "nouveau" driver to 2500 with the nVidia driver. > > I used the linuxconfig.org method for 20.04 which involves first running > "ubuntu-drivers devices" which gave me a recommended driver with "apt > install nvidia-driver-<number>", followed by a reboot. > > Mike Squires > On 11/27/20 9:32 AM, Mike Blake wrote: > > Hello all, > Not sure if this problem belongs with a regular Ubuntu group. > While attending a Zoom call after about 30 minutes, the video will freeze > but the audio continues. People can hear me and I can hear them. The cursor > is locked and can't view other windows. > Any debug ideas are welcome. > > I'm running Studio 20.04.1 LTS on Asus with Ryzen 7-2700, 32GB and NVIDIA > GeForce GTX 750 Ti. > > Thanks, > Mike > > > -- > Michael L. Squires, Ph.D., M.P.A. > 546 North Park Ridge Road > Bloomington, IN 47408 > Known in the SCA as Alan Culross, KSCA, OP, etc. > "Michael Leslie Squires" on FB > Home phone: 812-333-6564 > Cell phone: 812-369-5232 > www.siralan.org (personal) or > www.smithgreensound.com (PA) > UN*X at home since 1985 >
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