I just found that file on my 13.10 system and it was over 114Gb!!! The repeating pattern that appears in the log file is different from the one posted by other people here, see attached file (last 500 lines). I'm using a Logitech C910 webcam.
$ dpkg -s uvcdynctrl Package: uvcdynctrl Status: install ok installed Priority: extra Section: utils Installed-Size: 89 Maintainer: Ubuntu Developers <ubuntu-devel-disc...@lists.ubuntu.com> Architecture: amd64 Source: libwebcam Version: 0.2.2-1 Depends: libc6 (>= 2.14), libwebcam0 (= 0.2.2-1), uvcdynctrl-data Description: Command line tool to control v4l2 devices This package provides the tools needed to add vendor specific controls to uvc devices. . uvcdynctrl is part of the Webcam Library. . The Webcam Library libwebcam is designed to simplify the development of webcam applications, primarily on Linux but with an option to be ported to other platforms, in particular Solaris. It realizes part of what the unwritten Video4Linux user space library was always supposed to be: an easy to use library that shields its users from many of the difficulties and problems of using the V4L2 API directly. Original-Maintainer: Paulo Assis <pj.as...@gmail.com> Homepage: http://www.quickcamteam.net/software/libwebcam $ lsb_release -a && uname -a LSB Version: core-2.0-amd64:core-2.0-noarch:core-3.0-amd64:core-3.0-noarch:core-3.1-amd64:core-3.1-noarch:core-3.2-amd64:core-3.2-noarch:core-4.0-amd64:core-4.0-noarch:core-4.1-amd64:core-4.1-noarch:security-4.0-amd64:security-4.0-noarch:security-4.1-amd64:security-4.1-noarch Distributor ID: Ubuntu Description: Ubuntu 13.10 Release: 13.10 Codename: saucy Linux dpashk-carbon 3.11.0-17-generic #31-Ubuntu SMP Mon Feb 3 21:52:43 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux $ lsb_release -a && uname -a LSB Version: core-2.0-amd64:core-2.0-noarch:core-3.0-amd64:core-3.0-noarch:core-3.1-amd64:core-3.1-noarch:core-3.2-amd64:core-3.2-noarch:core-4.0-amd64:core-4.0-noarch:core-4.1-amd64:core-4.1-noarch:security-4.0-amd64:security-4.0-noarch:security-4.1-amd64:security-4.1-noarch Distributor ID: Ubuntu Description: Ubuntu 13.10 Release: 13.10 Codename: saucy Linux dpashk-carbon 3.11.0-17-generic #31-Ubuntu SMP Mon Feb 3 21:52:43 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux ** Attachment added: "tail -n 500 /var/log/uvcdynctrl-udev.log" https://bugs.launchpad.net/ubuntu/+source/libwebcam/+bug/811604/+attachment/3991845/+files/uvcdynctrl-udev.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/811604 Title: uvcdynctrl spams uvcdynctrl-udev.log and fills up filesystem To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libwebcam/+bug/811604/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
