Comment 74 for bug 1432194

upgrade my x1 carbon 3rd to 15.04 and all problems are gone. for those who
can upgrade easily (not need to backup or config a lot), maybe this is a
good choice.

On Sun, May 3, 2015 at 8:07 PM, Luke Darnell <email address hidden> wrote:

> Hello Ubuntu people??
> Is anyone listening???
>
> 14.04 is currently a pile of crap on broadwell laptops.
> Is anyone looking?
> Or is LTS just lip service?
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1432194
>
> Title:
> Graphics unstable on Ubuntu 14.04 and 14.10 using Intel HD Graphics
> 5500
>
> Status in The Linux Kernel:
> New
> Status in X.org xf86-video-intel:
> Confirmed
> Status in Ubuntu:
> Confirmed
>
> Bug description:
> Trying to achieve: Get a more stable graphics environment up and
> running
>
> Steps to take: basic ubtuntu 14.04 install. Boot up and run for a
> few minutes and then ...
>
> What happens: After running for a few minutes the graphics gets
> flacky.
>
> What should happen: Graphics should not get flaky.
>
> I have just installed ubuntu 14.04 on my new thinkpad t450s.
> Everything basically works, but something is very flaky about my
> keyboard or display or both. After running for awhile some apps
> (E.g., thunderbird and sometimes emacs for example) will display
> garbage. If I refresh by moving the screen around or changing
> buffers/tabs/etc. they can often recover.
>
> I see that there is an [Intel(R) Graphics Installer for Linux*
> 1.0.7](https://01.org/linuxgraphics/downloads/2014/intelr-graphics-
> installer-linux-1.0.7). I am leery about just loading this and running
> it. Any suggestions about how I should proceed?
>
> $ sudo lshw -c video
> *-display
> description: VGA compatible controller
> product: Broadwell-U Integrated Graphics
> vendor: Intel Corporation
> physical id: 2
> bus info: pci@0000:00:02.0
> version: 09
> width: 64 bits
> clock: 33MHz
> capabilities: msi pm vga_controller bus_master cap_list rom
> configuration: driver=i915 latency=0
> resources: irq:63 memory:e0000000-e0ffffff
> memory:d0000000-dfffffff ioport:3000(size=64)
> $ modinfo i915 | head
> filename:
> /lib/modules/3.16.0-31-generic/kernel/drivers/gpu/drm/i915/i915.ko
> license: GPL and additional rights
> description: Intel Graphics
> author: Tungsten Graphics, Inc.
> srcversion: 9929027A8A6F05972AD6986
> alias: pci:v00008086d000022B3sv*sd*bc03sc*i*
> alias: pci:v00008086d000022B2sv*sd*bc03sc*i*
> alias: pci:v00008086d000022B1sv*sd*bc03sc*i*
> alias: pci:v00008086d000022B0sv*sd*bc03sc*i*
> alias: pci:v00008086d0000162Dsv*sd*bc03sc*i*
> $ uname -a
> Linux mypad 3.16.0-31-generic #43~14.04.1-Ubuntu SMP Tue Mar 10
> 20:13:38 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
>
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