By the way, I recompiled kernel with aufs CONFIG_AUFS_DEBUG=y, I can see in /proc/config.gz that CONFIG_AUFS_DEBUG=y, but mounting aufs with debug=1 doesn't make any change, it reports "debug=1 ignored" in dmesg. Is there anything I'm missing?
Thanks Tomas M On Sat, Dec 1, 2012 at 2:16 PM, Tomas M <to...@slax.org> wrote: > Hello Junjiro, > I may be experiencing a deadlock issue with AUFS. > > I'm running Slax with root filesystem on aufs, which consists of one > writable branch (tmpfs) and many readonly squashfs loop-mounted > branches. > > I'm experiencing deadlock in KDE after adding a branch to aufs. The > main KDE processes (knotify4, plasma-desktop, krunner) are in D state > (uninterruptible sleep) and KDE freezes. The rest of the system is > usable, but if I try "find /root" it freezes on > /root/.kde/share/config (that is a directory full of different > configuration files, KDE writes to it very often and probably has some > files open from there too) > > I also tried lsof | grep share/config and it produced strange output: > plasma-de 2189 root 16w REG 0,15 25 11354 > /root/.kde/share/config/plasma-desktop-appletsrc.lock > find 2524 root 4r unknown > /root/.kde/share/config (deleted) (stat: Stale NFS file handle) > > Notice in the second line that it claims the directory 'config' is > deleted, which is not true, I can 'stat' it. > > What more info should I provide in order for you to debug this? Thank you > > > Tomas M ------------------------------------------------------------------------------ Keep yourself connected to Go Parallel: INSIGHTS What's next for parallel hardware, programming and related areas? Interviews and blogs by thought leaders keep you ahead of the curve. http://goparallel.sourceforge.net
