[Bug 1518457] Re: kswapd0 100% CPU usage

2016-01-14 Thread Sam Lade
I found an issue with the image I've been cloning test VMs from which may have affected test results. I've got my own kernel builds set up now and am rerunning the bisect. Will let you know what I find. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscr

[Bug 1518457] Re: kswapd0 100% CPU usage

2016-01-13 Thread Sam Lade
So, I've had an exciting evening armed with ftrace and a kernel debugger. I'm questioning my own sanity a bit here, but I'm fairly sure at this point that setting ftrace going and loading the kernel debugging module (I'm using kgdboe here because I'm on AWS) stop whatever the issue is from happenin

[Bug 1518457] Re: kswapd0 100% CPU usage

2016-01-11 Thread Sam Lade
I can't reproduce with the older version of udev either. However, I think this is still a kernel issue, apparently triggered by an interaction with a recent change in udev. Finding the change to udev that causes this could be instructive for figuring out what the underlying kernel issue is, but I d

[Bug 1518457] Re: kswapd0 100% CPU usage

2016-01-10 Thread Sam Lade
For clarity here: I have not tested 15.04 and I can entirely believe that the issue doesn't appear on that version. I'm testing the specified kernel versions on Ubuntu 15.10 and the issue is reliably reproducible. It doesn't seem to depend on whether swap is enabled or how full the RAM is; large (~

[Bug 1518457] Re: kswapd0 100% CPU usage

2016-01-07 Thread Sam Lade
I've found that how easy it is to reproduce varies somewhat - some versions it's triggered at almost any file manipulation, others I've had to copy a couple of large files around at the same time or otherwise increase disk access while moving large files - but I can reproduce it absolutely consiste

[Bug 1518457] Re: kswapd0 100% CPU usage

2016-01-07 Thread Sam Lade
Crashed again. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug

[Bug 1518457] Re: kswapd0 100% CPU usage

2016-01-07 Thread Sam Lade
Crashed again. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug

[Bug 1518457] Re: kswapd0 100% CPU usage

2016-01-06 Thread Sam Lade
Crashed again. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug

[Bug 1518457] Re: kswapd0 100% CPU usage

2016-01-06 Thread Sam Lade
Crashed again. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug

[Bug 1518457] Re: kswapd0 100% CPU usage

2016-01-06 Thread Sam Lade
Crashed again. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug

[Bug 1518457] Re: kswapd0 100% CPU usage

2016-01-04 Thread Sam Lade
Crashed again. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug

[Bug 1518457] Re: kswapd0 100% CPU usage

2015-12-20 Thread Sam Lade
That version has also crashed. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+s

[Bug 1518457] Re: kswapd0 100% CPU usage

2015-12-17 Thread Sam Lade
Same crash on that version. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+sour

[Bug 1518457] Re: kswapd0 100% CPU usage

2015-12-16 Thread Sam Lade
It's crashing on boot with this version. It's related to paging, so it might be relevant to the issue, so I've attached the full dmesg and here's the actual crash: [3.716345] BUG: unable to handle kernel paging request at 60ffc0002370 [3.720056] IP: [] mem_cgroup_move_account+0xd1/0x25

[Bug 1518457] Re: kswapd0 100% CPU usage

2015-12-16 Thread Sam Lade
No bug in that version. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/l

[Bug 1518457] Re: kswapd0 100% CPU usage

2015-12-15 Thread Sam Lade
Bug is present in this version. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+

[Bug 1518457] Re: kswapd0 100% CPU usage

2015-12-13 Thread Sam Lade
No bug in that version. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/l

[Bug 1518457] Re: kswapd0 100% CPU usage

2015-12-11 Thread Sam Lade
Bug is present in this version. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+

[Bug 1518457] Re: kswapd0 100% CPU usage

2015-12-10 Thread Sam Lade
No bug on that version. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/l

[Bug 1518457] Re: kswapd0 100% CPU usage

2015-12-10 Thread Sam Lade
No bug on that version. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/l

[Bug 1518457] Re: kswapd0 100% CPU usage

2015-12-01 Thread Sam Lade
3.12 final doesn't exhibit the issue either. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1518457 Title: kswapd0 100% CPU usage To manage notifications about this bug go to: https://bugs.launchpad

[Bug 1518457] Re: kswapd0 100% CPU usage

2015-11-30 Thread Sam Lade
Okay, I cloned my server and tried kernel versions. The latest version which does _not_ exhibit the issue is 3.12.51. The first which does is 3.13-rc1. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/151

[Bug 1518457] Re: kswapd0 100% CPU usage

2015-11-23 Thread Sam Lade
This was a clean build, so I don't have any information about previous versions unfortunately. (The previous server, which didn't have this issue, was different AWS hardware and the previous Ubuntu version.) I've tested with the latest mainline kernel and this is still occurring. ** Changed in: l

[Bug 1518457] [NEW] kswapd0 100% CPU usage

2015-11-20 Thread Sam Lade
Public bug reported: As per bug 721896 and various others: I'm on an AWS t2.micro instance (Xeon E5-2670, 991MiB of memory). Occasionally (about once a day), kswapd0 falls into a busy loop and spins on 100% CPU usage indefinitely. This can be provoked by copying/writing large files (e.g. dding a

[Bug 1051333] [NEW] Kopete 4.9.1-0ubuntu1~ubuntu12.04.1~ppa2 package install fails with old kopete-gcall package installed

2012-09-15 Thread Sam Lade
Public bug reported: Error as follows: Unpacking replacement kopete ... dpkg: error processing /var/cache/apt/archives/kopete_4%3a4.9.1-0ubuntu1~ubuntu12.04.1~ppa2_amd64.deb (--unpack): trying to overwrite '/usr/bin/googletalk-call', which is also in package kopete-gcall 4:4.6.2-0ubuntu1 dpkg

[Bug 920727] Re: Alert highlight/flash not functional for all windows

2012-01-26 Thread Sam Lade
Ah, that must be some sort of clever GNOME2 feature. I'm not particular familiar with that environment. I've tested in KDE4, and the taskbar blinks as expected when the alert goes off if the window does not have focus, whether it's visible or not. -- You received this bug notification because you

[Bug 920727] Re: Alert highlight/flash not functional for all windows

2012-01-24 Thread Sam Lade
I verified with Quassel IRC, as I had it installed on the system already. Mentions of your nickname trigger alerts by default in Quassel. I originally observed the issue with my own Qt software. If you happen to have python-pyside installed on the system, this script is sufficient to demonstrate

[Bug 920727] [NEW] Alert highlight/flash not functional for all windows

2012-01-23 Thread Sam Lade
Public bug reported: When a window urgency flag is set, it should cause the window title bar to blink and the window's task bar item to blink. The title bar blinking seems to be working for all windows, but the task bar blink is not working consistently for all windows. It works fine for XChat, b

[Bug 920727] Re: Alert highlight/flash not functional for all windows

2012-01-23 Thread Sam Lade
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/920727 Title: Alert highlight/flash not functional for all windows To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+sour

[Bug 769065] Re: [natty] Amarok GUI no stop/mute/tune bar

2011-04-24 Thread Sam Lade
This has been fixed since the release of Amarok 2.4.0. Relevant commit is this one: http://quickgit.kde.org/?p=amarok.git&a=commit&h=e1aa6497ec25ac80df9c646828e6295b39ca5ee4 -- You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to amarok in Ubuntu. h

[Bug 757553] Re: xchat crashed on reattaching detached tab

2011-04-11 Thread Sam Lade
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/757553 Title: xchat crashed on reattaching detached tab -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listi

[Bug 757553] [NEW] xchat crashed on reattaching detached tab

2011-04-11 Thread Sam Lade
Public bug reported: Binary package hint: xchat Hit the ctrl+I shortcut to detach a tab by accident. Tried to reattach it with the same shortcut, and xchat froze for a few seconds and then crashed. ProblemType: Crash DistroRelease: Ubuntu 11.04 Package: xchat 2.8.8-3ubuntu4 ProcVersionSignature:

[Bug 653359] Re: Only analog stereo output available on Creative X-Fi

2010-10-01 Thread Sam Lade
** Attachment added: "AlsaDevices.txt" https://bugs.launchpad.net/bugs/653359/+attachment/1665126/+files/AlsaDevices.txt ** Attachment added: "AplayDevices.txt" https://bugs.launchpad.net/bugs/653359/+attachment/1665127/+files/AplayDevices.txt ** Attachment added: "ArecordDevices.txt"

[Bug 653359] [NEW] Only analog stereo output available on Creative X-Fi

2010-10-01 Thread Sam Lade
Public bug reported: Binary package hint: pulseaudio I updated Kubuntu to 10.10RC from 10.04, and now the only available audio output listed in Phonon's device preferences is "SB X-Fi Analog Stereo", which does what it says on the tin. Previously, I had a set of outputs corresponding to various