Here is the output of `ls -latr /proc/<pid>/fd`
root 3377 0.0 0.0 11980 3352 ? D Jan24 0:00 blkid -c /dev/null -o export root 6293 0.0 0.0 11980 3316 ? D Jan24 0:00 blkid -c /dev/null -o export root 10422 0.0 0.0 11980 3556 ? D Jan26 0:00 blkid -c /dev/null -o export root 13020 0.0 0.0 11980 3492 ? D Jan24 0:00 blkid -c /dev/null -o export root 13192 0.0 0.0 11980 3752 ? D Jan26 0:00 blkid -c /dev/null -o export root 15494 0.0 0.0 11980 3704 ? D Jan27 0:00 blkid -c /dev/null -o export root 15506 0.0 0.0 11212 2532 ? D Jan23 0:00 blkid -c /dev/null -o export root 15630 0.0 0.0 11980 3456 ? D Jan24 0:00 blkid -c /dev/null -o export root 15768 0.0 0.0 11980 3700 ? D Jan26 0:00 blkid -c /dev/null -o export root 16282 0.0 0.0 11980 3704 ? D Jan27 0:00 blkid -c /dev/null -o export root 18328 0.0 0.0 11980 3616 ? D Jan27 0:00 blkid -c /dev/null -o export root 18364 0.0 0.0 11980 3432 ? D Jan23 0:00 blkid -c /dev/null -o export root 18549 0.0 0.0 11980 3324 ? D Jan24 0:00 blkid -c /dev/null -o export root 18755 0.0 0.0 11980 3620 ? D Jan26 0:00 blkid -c /dev/null -o export root 19266 0.0 0.0 11980 3556 ? D Jan27 0:00 blkid -c /dev/null -o export root 20480 0.0 0.0 11980 3616 ? D Jan26 0:00 blkid -c /dev/null -o export root 21131 0.0 0.0 11980 3504 ? D Jan23 0:00 blkid -c /dev/null -o export root 21149 0.0 0.0 11980 3636 ? D Jan27 0:00 blkid -c /dev/null -o export root 21378 0.0 0.0 11980 3180 ? D Jan24 0:00 blkid -c /dev/null -o export root 21927 0.0 0.0 11980 3624 ? D Jan27 0:00 blkid -c /dev/null -o export root 23165 0.0 0.0 11980 3704 ? D Jan26 0:00 blkid -c /dev/null -o export root 23795 0.0 0.0 11980 3616 ? D Jan27 0:00 blkid -c /dev/null -o export root 23911 0.0 0.0 11980 3456 ? D Jan23 0:00 blkid -c /dev/null -o export root 24554 0.0 0.0 11980 3592 ? D Jan27 0:00 blkid -c /dev/null -o export root 25672 0.0 0.0 11980 3752 ? D Jan26 0:00 blkid -c /dev/null -o export root 28344 0.0 0.0 11980 3704 ? D Jan26 0:00 blkid -c /dev/null -o export root 30382 0.0 0.0 11980 3216 ? D Jan24 0:00 blkid -c /dev/null -o export dr-xr-xr-x 9 root root 0 Jan 30 06:29 .. lr-x------ 1 root root 64 Jan 30 15:22 4 -> /proc/partitions l-wx------ 1 root root 64 Jan 30 15:22 3 -> /run/cloud-init/ds-identify.log lrwx------ 1 root root 64 Jan 30 15:22 2 -> /dev/null l-wx------ 1 root root 64 Jan 30 15:22 1 -> 'pipe:[399588299]' lrwx------ 1 root root 64 Jan 30 15:22 0 -> /dev/null dr-x------ 2 root root 0 Jan 30 15:22 . root@ubuntuapp02:/# ls -latr /proc/23795/fd total 0 dr-xr-xr-x 9 root root 0 Jan 30 06:29 .. lr-x------ 1 root root 64 Jan 30 15:23 4 -> /proc/partitions l-wx------ 1 root root 64 Jan 30 15:23 3 -> /run/cloud-init/ds-identify.log lrwx------ 1 root root 64 Jan 30 15:23 2 -> /dev/null l-wx------ 1 root root 64 Jan 30 15:23 1 -> 'pipe:[415355377]' lrwx------ 1 root root 64 Jan 30 15:23 0 -> /dev/null dr-x------ 2 root root 0 Jan 30 15:23 . -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to util-linux in Ubuntu. https://bugs.launchpad.net/bugs/1856560 Title: ds-identify - stuck in uninterruptible sleep state Status in cloud-init: Invalid Status in util-linux package in Ubuntu: New Bug description: We got recurring issues with the cloud-init/ds-identify process. It spawns sub-processes "blkid -c /dev/null -o export" which gets stuck in the "D" uninterruptible sleep state. The processes cannot be killed, so the only solution is to reboot the affected server. root 3839 0.0 0.0 4760 1840 ? S Dec05 0:00 /bin/sh /usr/lib/cloud-init/ds-identify root 3844 0.0 0.0 11212 2836 ? D Dec05 0:00 \_ blkid -c /dev/null -o export root 6943 0.0 0.0 4760 1880 ? S Dec05 0:00 /bin/sh /usr/lib/cloud-init/ds-identify root 6948 0.0 0.0 11212 2844 ? D Dec05 0:00 \_ blkid -c /dev/null -o export root 6111 0.0 0.0 4760 1916 ? S Dec12 0:00 /bin/sh /usr/lib/cloud-init/ds-identify root 6149 0.0 0.0 11212 2940 ? D Dec12 0:00 \_ blkid -c /dev/null -o export root 8765 0.0 0.3 926528 24968 ? Ssl Dec12 0:12 /usr/lib/snapd/snapd root 9179 0.0 0.0 4760 1892 ? S Dec12 0:00 /bin/sh /usr/lib/cloud-init/ds-identify root 9185 0.0 0.0 11980 3552 ? D Dec12 0:00 \_ blkid -c /dev/null -o export Distributor ID: Ubuntu Description: Ubuntu 18.04.3 LTS Release: 18.04 Codename: bionic 5.0.0-36-generic #39~18.04.1-Ubuntu SMP Tue Nov 12 11:09:50 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux To manage notifications about this bug go to: https://bugs.launchpad.net/cloud-init/+bug/1856560/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
