That's correct, that dump_buggy is without stress running.
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Title:
X1Carbon comes to a crawl during high CPU usage tasks
Status in
** Attachment added: "dump_buggy"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1627108/+attachment/4760436/+files/dump_buggy
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I have attached two dumps. One with the buggy kernel and the other with
the kernel that does not show the lag.
** Attachment added: "dump_nonbuggy"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1627108/+attachment/4760437/+files/dump_nonbuggy
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I tested the kernel tip from your debs and the issue is very much alive.
Here is the requested dump: http://paste.ubuntu.com/23312351/
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As notified on on IRC, that is a good kernel.
The issue is easy to reproduce on an X1 Carbon just run `stress -c 4`
and within a few seconds mouse starts to lag and everything becomes
slow.
** Description changed:
My X1Carbon becomes quite laggy, the cursor hangs for a few seconds and
then
As reported on IRC, that's a bad kernel.
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Title:
X1Carbon comes to a crawl during high CPU usage tasks
Status in linux package in
Ok, the one is comment 28 is bad, while the one in #29 is Good.
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Title:
X1Carbon comes to a crawl during high CPU usage tasks
Thanks, that's a bad kernel.
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Title:
X1Carbon comes to a crawl during high CPU usage tasks
Status in linux package in Ubuntu:
In
That is a bad kernel.
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Title:
X1Carbon comes to a crawl during high CPU usage tasks
Status in linux package in Ubuntu:
In
That's a good kernel build. Seems there are multiple builds in there, so
I tested 201610061038 which is newer.
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Title:
X1Carbon
Hi! That is a bad kernel, i.e. it contains the regression.
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Title:
X1Carbon comes to a crawl during high CPU usage tasks
Status in
To add the missing comment, I tried that last kernel last night and that
is a good one as well. I notified Joseph on IRC.
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Title:
Ok, that is a good kernel. My test is `stress -c 4` and it works fine
i.e. system performance does not degrade.
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Title:
X1Carbon
Same results. This build is infected as well.
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Title:
X1Carbon comes to a crawl during high CPU usage tasks
Status in linux
Tested, the latest kernel build that you provided is bad as well.
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Title:
X1Carbon comes to a crawl during high CPU usage tasks
I tried linux 4.8-rc1 and it does have the said regression.
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Title:
X1Carbon comes to a crawl during high CPU usage tasks
Status
So I tested linux 4.8 final and the regression still exists. On another
note I also tested linux 4.7 and the issue does not exist there.
** Tags added: kernel-bug-exists-upstream
** Changed in: linux (Ubuntu Yakkety)
Status: Incomplete => Confirmed
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Confirming, downgrading to 4.4 fixes the issue.
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Title:
X1Carbon comes to a crawl during high CPU usage tasks
Status in linux
Public bug reported:
My X1Carbon becomes quite laggy, the cursor hangs for a few seconds and
then resumes while my system is compiling some code, or lets says
PyCharm is indexing things or Android Studio is compiling some code. I
was using 4.4 on Xenial a few days ago and everything was working
** Attachment added: hci.log
https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1414142/+attachment/4304492/+files/hci.log
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'hcitool lq' result.
BEFORE
Link quality: 255
Link quality: 16
Link quality: 24
Link quality: 9
Link quality: 8
Link quality: 8
Link quality: 7
Link quality: 24
Link quality: 12
Link quality: 24
Link quality: 16
Link quality: 10
Link quality: 7
Link quality: 7
Link quality: 8
Link quality: 12
Public bug reported:
In my car I am seeing a very weird issue with bluetooth playback. After
connecting with car bluetooth the second time, the audio playback from
my phone in the car speakers starts to skip.
I am sure not everyone will be able to reproduce this bug with the below
steps but
Public bug reported:
The earpiece volume during a call is too high on my nexus 4, feels like
the earpiece may even burst. That is not a problem on Android. So I
believe the setting needs some adjustment on the lower level.
rsalveti: What you mean is basically that we might need to tune the
** Summary changed:
- HSP fails on Ubuntu Touch
+ HSP fails on Ubuntu Touch [Bluetooth headset does not work]
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Title:
HSP fails on
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