robegue:
>"Well, if you think that 18 seconds to scroll a page is normal..."
The report summary notes precisely the scope here:
Scrolling takes 5 seconds holding down arrow key at 100% zoom
>", you could have closed..."
This report isn't closed. If it were, then this discussion wouldn't be
Well, if you think that 18 seconds to scroll a page is normal, you could
have closed this earlier without making me flashing bios and installing
software. I'm sure there's something wrong in this terrible scrolling
lag, not expected even on a cellphone nowadays...
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robegue, to further root cause, could you please provide the results of the
following terminal command:
sudo apt-get -y install lsscsi ; sudo lsscsi -d -L -v
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I've tried with xenial-desktop-amd64 live cd, but I get the same
slowness, no improvement.
I've also tried to lanuch it through virtualbox, but it doesn't help
either.
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robegue, I'm not convinced we have an actionable issue here that needs
to be addressed via scheduling resource now. This is how to have a few
seconds in scrolling the attached picture is expected here.
Also, it matches the speed with which Office does the scrolling.
Hence, for now, this is a
here is the output:
[2:0:0:0]diskATA LITEONIT LMT-256 10F /dev/sda [8:0]
device_blocked=0
iocounterbits=32
iodone_cnt=0x1be6d
ioerr_cnt=0x1c
iorequest_cnt=0x1bf85
queue_depth=31
queue_type=none
scsi_level=6
state=running
timeout=30
type=0
dir:
robegue, in order to test the latest userspace, could you please test
http://cdimage.ubuntu.com/daily-live/current/ and advise to the results?
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https://bugs.launchpad.net/bugs/1405084
Christopher, I've booted up without the non-default kernel parameters
but I see no improvement.
thank you,
Roberto
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https://bugs.launchpad.net/bugs/1405084
Title:
Scrolling takes 5
robegue, to clarify, if you remove the following non-default kernel parameters
does this change anything:
intel_pstate=enable pcie_aspm=force i915.enable_rc6=0 i915.lvds_downclock=0
i915.enable_fbc=0 i915.semaphores=1
** Changed in: xorg (Ubuntu)
Status: New => Incomplete
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