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SubjectRe: Kernel 2.6.30 and udevd problem
Date
On Sunday 28 June 2009 12:37:28 Kay Sievers wrote:
> On Sun, Jun 28, 2009 at 08:21, Alberto Gonzalez<alberto6674@gmail.com>
wrote:
> > I have recently upgraded my kernel to 2.6.30 and I've noticed that at
> > some point (randomly), udevd would start using a lot of CPU time. Killing
> > the process and starting it with --debug option prints these messages
> > when the problem starts:
> >
> > [22652] event_queue_insert: seq 168515 queued, 'change' 'drm'
>
> Care to run:
> udevadm monitor
> and provide the output of the event sequence dump?

This is what I got wen the problem finally came back (it happens randomly, this
time I triggered it by running glxgears, but it can happen for other reasons
and none of them triggers it automatically):

KERNEL[1246192153.094553] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
KERNEL[1246192153.094734] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
KERNEL[1246192153.095273] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
KERNEL[1246192153.095498] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
KERNEL[1246192153.095665] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
KERNEL[1246192153.095808] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
UDEV [1246192153.096463] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
KERNEL[1246192153.099394] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
UDEV [1246192153.103806] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
UDEV [1246192153.111549] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
UDEV [1246192153.120800] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
UDEV [1246192153.127997] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
UDEV [1246192153.135699] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
UDEV [1246192153.143440] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
UDEV [1246192153.151183] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
UDEV [1246192153.157421] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
UDEV [1246192153.163320] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
UDEV [1246192153.170793] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)
UDEV [1246192153.178593] change /devices/pci0000:00/0000:00:02.0/drm/card0
(drm)

So just an endless loop of the same message again and again.

Thanks,
Alberto.
>
> Kay



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