I had a similar effect on an AMILO Pi 2550 (Intel T8100 Core 2 Duo
processor). The problem was not related to X, but seems to be caused by
problems associated with deeper sleep states of the processors (BIOS
bug?). Adding processor.max_cstate=1 to the kernel boot parameters
solved the issue.
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Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: fglrx-installer (Ubuntu)
Status: New = Confirmed
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I did more testing on my box. With the box in an idle state (~0% CPU
load), I used a hitch-detection script (it prints a hitch error to
stdout every time the system goes more than two seconds without
scheduling the script) to try the following:
After sudo /etc/init.d/gdm stop, and logging in at
Resetting the BIOS/CMOS (by selecting Load Optimized Defaults) appears
to have fixed this issue. 5 hours so far with no hitches (freezes). I
can't imagine why any BIOS setting would cause this issue with Ubuntu
but I'm optimistic about the problem being fixed.
IIRC this box is 16 months old. The
Hmm, weird, let's troubleshoot it as a driver issue, although I suspect
kernel or something else.
** Package changed: xorg (Ubuntu) = fglrx-installer (Ubuntu)
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Same issue on my side. Just bought a new laptop: Lenovo G550, installed
Ubuntu 10.10 and am facing issue as above: while it is not all the
times, it very often (50% of time?) runs into mode where until I move
mouse or press a key the computer completely freezes (does completely
nothing, e.g. flash
** Attachment added: dmesg
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/669535/+attachment/1843726/+files/dmesg
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Title:
desktop
** Attachment added: Xorg.0.log
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/669535/+attachment/1843727/+files/Xorg.0.log
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Title:
I do not have xorg.conf on my fresh Ubuntu 10.10.
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Title:
desktop mysteriously freezes until keyboard or mouse input
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** Changed in: xorg (Ubuntu)
Status: Incomplete = New
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desktop mysteriously freezes until keyboard or mouse input
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Thank you for taking the time to report this bug and helping to make
Ubuntu better. Please attach your X server configuration file
(/etc/X11/xorg.conf) if it is exists and X server log file
(/var/log/Xorg.0.log) to the bug report as individual uncompressed file
attachments using the Attachment:
When you experience the freezing on your pc, could you also attach the
kern.log and sys.log to this report.
** Changed in: xorg (Ubuntu)
Importance: Undecided = Medium
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desktop mysteriously freezes until keyboard or mouse input
https://bugs.launchpad.net/bugs/669535
You received this bug
** Attachment added: syslog
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/669535/+attachment/1730482/+files/syslog
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desktop mysteriously freezes until keyboard or mouse input
https://bugs.launchpad.net/bugs/669535
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** Attachment added: kern.log
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/669535/+attachment/1730483/+files/kern.log
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desktop mysteriously freezes until keyboard or mouse input
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** Attachment added: xorg.conf
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/669535/+attachment/1730484/+files/xorg.conf
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desktop mysteriously freezes until keyboard or mouse input
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** Attachment added: Xorg.0.log
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/669535/+attachment/1730485/+files/Xorg.0.log
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desktop mysteriously freezes until keyboard or mouse input
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I attached four log files. I notice many rtkit-daemon error messages in
syslog. The process 1962 mentioned in those error messages at the very
bottom of syslog is a pulseaudio process.
Also note, I upgraded to Ubuntu 10.10 today but I still see the issue. I
believe the system is now using the
** Package changed: gnome-terminal (Ubuntu) = ubuntu
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desktop mysteriously freezes until keyboard or mouse input
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desktop mysteriously freezes until keyboard or mouse input
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