registry team mailing list archive

Thread
Date

[Bug 578180] Re: Ubuntu 10.04 32bit. Udev high cpu usage when it is started also on AMD64 debian testing

To: registry@xxxxxxxxxxxxxxxxxxx
From: Trev Peterson <trev@xxxxxxxxxxxxxxxxxxxx>
Date: Wed, 26 May 2010 09:34:16 -0000
Reply-to: Bug 578180 <578180@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

I am experiencing the same problem on the AMD64 kernel.  It seems udev
is continuously discovering my CD/DVD drive. Stopping udev solves the
problem but this is undesirable as a long term solution.

Output of "sudo udevadm monitor --property" shows the following
repeating several times per second:

KERNEL[1274866057.958054] change   /devices/pci0000:00/0000:00:1f.2/host4/target4:0:0/4:0:0:0/block/sr0 (block)
UDEV_LOG=3
ACTION=change
DEVPATH=/devices/pci0000:00/0000:00:1f.2/host4/target4:0:0/4:0:0:0/block/sr0
SUBSYSTEM=block
DEVNAME=sr0
DEVTYPE=disk
SEQNUM=43253
MAJOR=11
MINOR=0

UDEV  [1274866057.958095] change   /devices/pci0000:00/0000:00:1f.2/host4/target4:0:0/4:0:0:0 (scsi)
UDEV_LOG=3
ACTION=change
DEVPATH=/devices/pci0000:00/0000:00:1f.2/host4/target4:0:0/4:0:0:0
SUBSYSTEM=scsi
SDEV_MEDIA_CHANGE=1
DEVTYPE=scsi_device
DRIVER=sr
MODALIAS=scsi:t-0x05
SEQNUM=43252

KERNEL[1274866057.997645] change   /devices/pci0000:00/0000:00:1f.2/host4/target4:0:0/4:0:0:0 (scsi)
UDEV_LOG=3
ACTION=change
DEVPATH=/devices/pci0000:00/0000:00:1f.2/host4/target4:0:0/4:0:0:0
SUBSYSTEM=scsi
SDEV_MEDIA_CHANGE=1
DEVTYPE=scsi_device
DRIVER=sr
MODALIAS=scsi:t-0x05
SEQNUM=43254

UDEV  [1274866058.035694] change   /devices/pci0000:00/0000:00:1f.2/host4/target4:0:0/4:0:0:0/block/sr0 (block)
UDEV_LOG=3
ACTION=change
DEVPATH=/devices/pci0000:00/0000:00:1f.2/host4/target4:0:0/4:0:0:0/block/sr0
SUBSYSTEM=block
DEVNAME=/dev/sr0
DEVTYPE=disk
SEQNUM=43253
ID_CDROM=1
ID_CDROM_CD_R=1
ID_CDROM_CD_RW=1
ID_CDROM_DVD=1
ID_CDROM_DVD_R=1
ID_CDROM_DVD_RW=1
ID_CDROM_DVD_RAM=1
ID_CDROM_DVD_PLUS_R=1
ID_CDROM_DVD_PLUS_RW=1
ID_CDROM_DVD_PLUS_R_DL=1
ID_CDROM_MRW=1
ID_CDROM_MRW_W=1
ID_SCSI=1
ID_VENDOR=Optiarc
ID_VENDOR_ENC=Optiarc\x20
ID_MODEL=DVD_RW_AD-7560S
ID_MODEL_ENC=DVD\x20RW\x20AD-7560S\x20
ID_REVISION=SX01
ID_TYPE=cd
ID_BUS=scsi
ID_PATH=pci-0000:00:1f.2-scsi-4:0:0:0
ACL_MANAGE=1
GENERATED=1
UDISKS_PRESENTATION_NOPOLICY=0
MAJOR=11
MINOR=0
DEVLINKS=/dev/block/11:0 /dev/scd0 /dev/disk/by-path/pci-0000:00:1f.2-scsi-4:0:0:0 /dev/cdrom /dev/cdrw /dev/dvd /dev/dvdrw

-- 
Ubuntu 10.04 32bit. Udev high cpu usage when it is started also on AMD64 debian testing
https://bugs.launchpad.net/bugs/578180
You received this bug notification because you are a member of Registry
Administrators, which is the registrant for Debian.