Package: dmeventd Version: 2:1.02.110-1 Followup-For: Bug #805179 This also affects libdevmapper-event-lvm2snapshot.so, which appears to make snapshot "full" monitoring fail:
$ sudo lvcreate -L 2G -s -p r -n lv-snap vg/lv Monitoring vg/snapshot0 failed. Logical volume "lv-snap" created. $ sudo strace -f -p $(pidof dmeventd) -e open |& fgrep .so open("/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 7 open("/lib/x86_64-linux-gnu/libdevmapper-event-lvm2snapshot.so", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) open("/usr/lib/x86_64-linux-gnu/tls/libdevmapper-event-lvm2snapshot.so", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) open("/usr/lib/x86_64-linux-gnu/libdevmapper-event-lvm2snapshot.so", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) open("/lib/libdevmapper-event-lvm2snapshot.so", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) open("/usr/lib/libdevmapper-event-lvm2snapshot.so", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) syslog: Nov 16 19:29:28 cheetah dmeventd[17538]: dmeventd libdevmapper-event-lvm2snapshot.so dlopen failed: libdevmapper-event-lvm2snapshot.so: cannot open shared object file: No such file or directory. As a temporary workaround: $ cd /lib/x86_64-linux-gnu/ $ sudo ln -s device-mapper/*.so* . -- System Information: Debian Release: stretch/sid APT prefers testing APT policy: (990, 'testing'), (500, 'unstable'), (1, 'experimental') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 4.2.0-1-amd64 (SMP w/12 CPU cores) Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) Versions of packages dmeventd depends on: ii init-system-helpers 1.24 ii libc6 2.19-22 ii libdevmapper-event1.02.1 2:1.02.110-1 ii libdevmapper1.02.1 2:1.02.110-1 ii liblvm2cmd2.02 2.02.133-1 dmeventd recommends no packages. dmeventd suggests no packages. -- no debconf information