*** This bug is a duplicate of bug 1258686 ***
https://bugs.launchpad.net/bugs/1258686
** This bug has been marked a duplicate of bug 1258686
Faulty laptop battery or AC throws system cache for a loop
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apport information
** Tags added: apport-collected
** Description changed:
A while after logging on, the system gets really slow. Menus and window
movements take a while to respond, switching windows is slow, etc.
This is a regression, it was not like this using Ubuntu 12.10, it just
apport information
** Attachment added: BootDmesg.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925296/+files/BootDmesg.txt
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apport information
** Attachment added: CRDA.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925297/+files/CRDA.txt
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apport information
** Attachment added: Lspci.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925300/+files/Lspci.txt
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apport information
** Attachment added: ProcCpuinfo.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925302/+files/ProcCpuinfo.txt
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** Attachment added: IwConfig.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925299/+files/IwConfig.txt
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** Attachment added: ProcEnviron.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925303/+files/ProcEnviron.txt
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** Attachment added: Lsusb.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925301/+files/Lsusb.txt
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** Attachment added: CurrentDmesg.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925298/+files/CurrentDmesg.txt
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** Attachment added: ProcInterrupts.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925304/+files/ProcInterrupts.txt
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apport information
** Attachment added: UdevLog.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925308/+files/UdevLog.txt
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** Attachment added: UdevDb.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925307/+files/UdevDb.txt
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** Attachment added: WifiSyslog.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925309/+files/WifiSyslog.txt
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** Attachment added: ProcModules.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925305/+files/ProcModules.txt
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** Attachment added: PulseList.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925306/+files/PulseList.txt
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apport information
** Description changed:
A while after logging on, the system gets really slow. Menus and window
movements take a while to respond, switching windows is slow, etc.
This is a regression, it was not like this using Ubuntu 12.10, it just
started on 13.04. Tried
apport information
** Attachment added: CRDA.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925312/+files/CRDA.txt
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** Attachment added: BootDmesg.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925311/+files/BootDmesg.txt
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** Attachment added: IwConfig.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925314/+files/IwConfig.txt
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** Attachment added: CurrentDmesg.txt
https://bugs.launchpad.net/bugs/1189645/+attachment/3925313/+files/CurrentDmesg.txt
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~$ uname -a
Linux loronegro 3.11.0-031100rc6-generic #201308181835 SMP Sun Aug 18 22:44:53
UTC 2013 i686 i686 i686 GNU/Linux
** Changed in: linux (Ubuntu Saucy)
Status: Incomplete = Confirmed
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The latest updates seem to have triggered the issue, as well as
displaying other artifacts. I now get some graphics corruption
(attached) and, while watching a (html5) video on youtube
(http://www.youtube.com/watch?v=0wp2qhoop9U), the whole system froze and
the video audio went into some sort of
** Summary changed:
- Problem with system software
+ A program is still running: Unknown Not responding.
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https://bugs.launchpad.net/bugs/1120245
Title:
A program is still
Try to identify which application is still running through the process
of elimination.
Have you installed any extra applications, or are you using the ones
which came installed?
Does it happen all the time, or only after running a certain
application?
Do you close all applications before
When exactly is the message box coming up and what exactly does it say?
** Changed in: xorg (Ubuntu)
Status: New = Incomplete
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https://bugs.launchpad.net/bugs/1120245
Title:
Worse with a really old kernel: 3.2.48-030248-generic
With that kernel, it only took 5 minutes of light web browsing for the
system to totally bog down.
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** Description changed:
A while after logging on, the system gets really slow. Menus and window
movements take a while to respond, switching windows is slow, etc.
This is a regression, it was not like this using Ubuntu 12.10, it just
started on 13.04. Tried different desktops (Unity,
Yeah, I can try another kernel, but I don't see how that helps to
identify the problem. Shouldn't there be some register or log showing
what part of the system is getting out of sorts?
PS: After a long shutdown and restart, the problem reappeared within 15
minutes of starting. I noticed this
Same problem with the new mainline kernel
-- Fresh start with new kernel --
~$ uname -a
Linux loronegro 3.11.0-031100rc2-generic #201307211535 SMP Sun Jul 21 19:45:33
UTC 2013 i686 i686 i686 GNU/Linux
~$ gtkperf -a
Total time: 14.87
~$ sudo hdparm -tT /dev/sda
Timing cached reads: 1682
With the bios update, it takes longer to trigger, but eventually, yes,
the system slows down. Videos get out of sync, opening applications,
moving windows, menus all get really slow.
~$ sudo dmidecode -s bios-version sudo dmidecode -s bios-release-date
A06
02/02/2008
In an attempt to quantify,
Public bug reported:
Previous versions of intel-gpu-tools contained intel_gpu_dump. The
version shipped with 13.04 does not contain this tool. I was unable to
find any documentation indicating that this should be the case.
$ apt-cache policy intel-gpu-tools
intel-gpu-tools:
Installed:
** No longer affects: tlp (Ubuntu Saucy)
** No longer affects: tlp (Ubuntu Raring)
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Title:
13.04, lag under desktop
** No longer affects: tlp (Ubuntu)
** Summary changed:
- TLP causing lag under desktop environments
+ 13.04, lag under desktop environments
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It seems the TLP was not the main cause after all. I've purged TLP from
the system, rebooted multiple times, and the issue still appears, just
not as quickly.
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However, given that TLP made it worse, could it be that some power
management setting is doing something funky with the system cache as
indicated with the hdparm -T result?
What I don't know and can't find to how to see what state the cache or
memory are in.
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Another quantifier of the issue can be seen using hdparm.
On a fresh start, hdparm reports:
/dev/sda:
Timing cached reads: 1740 MB in 2.00 seconds = 870.57 MB/sec
Timing buffered disk reads: 64 MB in 3.04 seconds = 21.03 MB/sec
After triggering the issue:
/dev/sda1:
Timing cached
** Attachment added: pm-powersave.log with TLP installed and inactived
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1189645/+attachment/3736928/+files/pm-powersave.log%20with%20TLP%20installed%20and%20inactived
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** Attachment added: pm-powersave.log without TLP installed
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1189645/+attachment/3736926/+files/pm-powersave.log%20without%20TLP%20installed
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** Attachment added: pm-powersave.log with TLP installed and actived
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1189645/+attachment/3736927/+files/pm-powersave.log%20with%20TLP%20installed%20and%20actived
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** Attachment added: On AC, result of tlp-stat
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1189645/+attachment/3735759/+files/tlp-stat.2013.07.13
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** Summary changed:
- General lag under desktop environments
+ TLP causing lag under desktop environments
** Description changed:
A while after logging on, the system gets really slow. Menus and window
movements take a while to respond, switching windows is slow, etc.
This is a
Ok, I think I am getting closer. I had TLP installed to handle power
managment on the laptop. As part of my testing I purged that and the
problem went away. Reinstalled TLP and the problem came back.
So it has something to do with how TLP is configuring power management
...
** Also affects: tlp
From the horses mouth: TLP is a power management tool for Linux. It brings
you the benefits of advanced power management without the need to understand
every technical detail.
TLP does not replace but enhance the existing power management of your
Linux installation. TLP applies it's settings
Nothing showing up in hardware testing either.
Question. How to identify the cause of the problem being able to survive
a reboot but not a shutdown?
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Do all the Bad things in this screen mean anything?
** Attachment added: PowerTop tunables
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1189645/+attachment/3729842/+files/PowerTop2013-07-08.png
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Thanks a lot for all your help Chris!
I'm testing all the hw on the machine to see if I can find out more. So
far memtest86+, smart, cpuburn have not turned up anything ...
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No changes. The problem remains. I can't find anything in the logs
indicating where the issue might be.
I tried a mainline kernel from http://kernel.ubuntu.com/~kernel-
ppa/mainline/drm-intel-next/current/
~$ uname -r
3.10.0-994-generic
No change. Problem remains.
Tried starting
Yeah, I've tried a bunch of kernels:
3.4.50-030450-generic
3.6.11-030611-generic
3.8.0-25-generic
3.8.0-25-lowlatency
3.8.13-03081302-generic
3.10.0-031000rc7-generic
3.10.0-994-generic
I'm sure there was a 3.5. something as well, but I
Chris, does it help knowing that it takes a complete shutdown and
eventual restart to clear the issue? Neither a restart or a simple
session logoff/logon helps.
I'm still not seeing anything unusual in the log files, top or perf top,
but it's likely I'm not looking in the right spot ..
**
I'e already run intel_gpu_top and it did not go nuts when triggering the
issue, it never went over ~25% then went right back down even though the
system was still lagging like crazy.
Let's see what powertop latencytop show ...
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Triggered by opening a PDF form in Evince.
** Attachment added: power/latency top
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1189645/+attachment/3726407/+files/Screenshot%20from%202013-07-05%2017%3A53%3A02.png
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Found something interesting using cpufreq-info, cpu frequency gets stuck
at lowest level.
On a fresh start:
available frequency steps: 1.20 GHz, 800 MHz
current policy: frequency should be within 800 MHz and 1.20 GHz.
After triggering the issue:
available frequency steps: 1.20 GHz, 800
Bug #1174169 shows that others have run into the same thing. They
mention that battery/AC has something to do with it. My laptop battery
is completely dead, all my issues have occurred on AC, though with the
dead battery still installed.
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I fixed the cpufreq issue on this laptop. It was exaggerating the issue,
but the problem remains.
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https://bugs.launchpad.net/bugs/1189645
Title:
General lag
** Attachment added: perf top
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1189645/+attachment/3724327/+files/2013-07-04%2007.55.26.jpg
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** Attachment added: perf top --sort=dso
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1189645/+attachment/3725081/+files/Screenshot%20from%202013-07-04%2016%3A51%3A06.png
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This appeared in syslog. Does it mean anything?
Jul 4 16:26:09 loronegro kernel: [12868.528514] Uhhuh. NMI received for
unknown reason 30 on CPU 0.
Jul 4 16:26:09 loronegro kernel: [12868.528525] Do you have a strange power
saving mode enabled?
Jul 4 16:26:09 loronegro kernel: [12868.528530]
** Attachment added: perf top -U
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1189645/+attachment/3725137/+files/PerfTop-U.after.png
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Ok, triggered issue running Lubuntu.
Ran GtkPerf on a freash startup with no other apps running. Started
Firefox, browsed news sites (guardian, bbc). Started Totem, played local
video. Started Evince, opened local PDF form which triggered the issue.
Vidoe slows down and gets out of sync with
** Attachment added: dmesg log
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1189645/+attachment/3723029/+files/dmesg
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** Attachment added: Xorg log
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1189645/+attachment/3723030/+files/Xorg.0.log
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Perhaps unrelated, but I did find a couple of people having similiar
issues:
http://ubuntuforums.org/showthread.php?t=2147319
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1188874
Though their workarounds did not do anything for me.
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Reproducing the issue is somewhat random, so no, there is not a single
website that consistently has triggered the problem, at least not since
I purged Adobe Flash.
If I have some time later today, I'll re-install flash and the packages
you suggest and see if I can reproduce the issue simply.
I
** Attachment added: Screen showing free sudo perf top
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1189645/+attachment/3723702/+files/2013-07-03%2016.27.03.jpg
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Look's that way, doesn't it :-)
I'll retest a bit later, about to head out for the evening ...
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https://bugs.launchpad.net/bugs/1189645
Title:
General lag
** Also affects: xserver-xorg-video-intel (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1189645
Title:
General lag
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