** Project changed: nova => nova (Ubuntu) -- You received this bug notification because you are a member of Yahoo! Engineering Team, which is subscribed to OpenStack Compute (nova). https://bugs.launchpad.net/bugs/1287666
Title: qemu-nbd processes left behind after instance deletion Status in “nova” package in Ubuntu: New Bug description: We have a couple of nova compute nodes which have ended up with a load of qemu-nbd processes: PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 24365 root 20 0 364m 2304 988 R 86 0.0 445:23.55 qemu-nbd 10512 root 20 0 363m 2044 924 R 70 0.0 512:55.08 qemu-nbd 28618 root 20 0 294m 2292 980 R 66 0.0 255:53.59 qemu-nbd 31353 root 20 0 294m 2300 984 R 65 0.0 254:18.38 qemu-nbd 12326 root 20 0 289m 2028 920 R 65 0.0 451:57.23 qemu-nbd 1031 root 20 0 361m 2040 920 R 64 0.0 253:19.43 qemu-nbd 28248 root 20 0 291m 2032 924 R 64 0.0 442:52.39 qemu-nbd 5999 root 20 0 294m 2292 984 R 64 0.0 198:28.80 qemu-nbd 28179 root 20 0 291m 2028 920 R 64 0.0 256:06.30 qemu-nbd 13010 root 20 0 291m 2036 924 R 62 0.0 512:27.49 qemu-nbd 18671 root 20 0 300m 2292 988 R 61 0.0 449:27.23 qemu-nbd Looking at these processes, most of them refer to instances that no longer exist: # ps -ef | fgrep 10512 root 10512 1 80 00:35 ? 08:34:07 /usr/bin/qemu-nbd -c /dev/nbd9 /srv/nova/instances/baf8f430-2a6d-4fee-82d3-12d2a0db32e5/disk # ls -l /srv/nova/instances/baf8f430-2a6d-4fee-82d3-12d2a0db32e5/disk ls: cannot access /srv/nova/instances/baf8f430-2a6d-4fee-82d3-12d2a0db32e5/disk: No such file or directory There are no obvious errors in the logs to suggest anything went wrong. This is version 1:2013.2.1-0ubuntu1~cloud0 running on precise. Bug #1250231 appears to be describing something very similar if it helps in any way. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nova/+bug/1287666/+subscriptions -- Mailing list: https://launchpad.net/~yahoo-eng-team Post to : yahoo-eng-team@lists.launchpad.net Unsubscribe : https://launchpad.net/~yahoo-eng-team More help : https://help.launchpad.net/ListHelp