Fortunately (or not) this has just recently occurred. We do not have debug symbols installed.
It looks to me to be stuck on virDomainGetInfo(). Interestingly, libvirtd seems to be responding when I query it. Perhaps there is a missing timeout somewhere? Backtrace from python: (gdb) bt #0 0x00007f57e2424b03 in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007f57df7e757c in ?? () from /usr/lib/libvirt.so.0 #2 0x00007f57df7e81d1 in ?? () from /usr/lib/libvirt.so.0 #3 0x00007f57df7e9400 in ?? () from /usr/lib/libvirt.so.0 #4 0x00007f57df7e9af7 in ?? () from /usr/lib/libvirt.so.0 #5 0x00007f57df7cdaf0 in ?? () from /usr/lib/libvirt.so.0 #6 0x00007f57df7cdc44 in ?? () from /usr/lib/libvirt.so.0 #7 0x00007f57df7d47f3 in ?? () from /usr/lib/libvirt.so.0 #8 0x00007f57df7a4b7a in virDomainGetInfo () from /usr/lib/libvirt.so.0 #9 0x00007f57dfabb355 in ?? () from /usr/lib/python2.7/dist-packages/libvirtmod.so #10 0x0000000000566df4 in ?? () #11 0x00007fff7952f7c0 in ?? () #12 0x00007fff7952f6f0 in ?? () #13 0x0000000002daa3c0 in ?? () #14 0x00000000021610a0 in ?? () #15 0x0000000004f342d8 in ?? () #16 0x7f8579e6e212c67e in ?? () #17 0x00007f57e3a29e10 in ?? () #18 0x00000000039c1ab8 in ?? () #19 0x00000000021610a0 in ?? () #20 0x0000000002da89f0 in ?? () #21 0x0000000000000000 in ?? () -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to nova in Ubuntu. https://bugs.launchpad.net/bugs/985489 Title: nova-compute stops processing compute.$HOSTNAME occasionally To manage notifications about this bug go to: https://bugs.launchpad.net/nova/+bug/985489/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
