View difference between Paste ID: EJ4GuPYa and UfJ2NWqz

 $ journalctl _COMM=lvmetad|tail -2
 -- Reboot --
 sept. 05 09:26:18 data-dev4 lvmetad[372]: Cannot lock lockfile [/run/lvmetad.pid], error was [Resource temporarily unavailable]
 
 
 $ ps -aux|grep l[v]m
 root        60  0.0  0.0 160440   444 ?        Ssl  09:26   0:00 lvmetad
 root       117  0.0  0.0  25924  5064 ?        Ss   09:26   0:00 (lvm2)       pvscan --background --cache --activate ay --major 8 --minor 21
 root       355  0.0  0.0  27280  3832 ?        Ss   09:26   0:00 /usr/bin/lvm pvscan --cache --activate ay 8:5
 root       423  0.0  0.0  27280  3692 ?        Ss   09:26   0:00 /usr/bin/lvm pvscan --cache --activate ay 8:21
 $ for i in 60 117 355 423 ; do ps -o lstart= -p $i ; done
 Fri Sep  5 09:26:15 2014
 Fri Sep  5 09:26:16 2014
 Fri Sep  5 09:26:18 2014
 Fri Sep  5 09:26:20 2014
 
 
 $ cat /usr/lib/systemd/system/lvm2-lvmetad.service
 [Unit]
 Description=LVM2 metadata daemon
 Documentation=man:lvmetad(8)
 Requires=lvm2-lvmetad.socket
 After=lvm2-lvmetad.socket
 DefaultDependencies=no
 Conflicts=shutdown.target
 
 [Service]
 Type=simple
 NonBlocking=true
 ExecStart=/usr/bin/lvmetad -f
 Environment=SD_ACTIVATION=1
 Restart=on-abort
 PIDFile=/run/lvmetad.pid
 
 [Install]
-WantedBy=sysinit.target
+WantedBy=sysinit.target
 
 
 
 *********
 Debug trace:
 
 (gdb) attach 60
 Attaching to program: /usr/bin/lvmetad, process 60
 warning: .dynamic section for "/usr/lib/libdevmapper.so.1.02" is not at the expected address (wrong library or version mismatch?)
 warning: Could not load shared library symbols for linux-vdso.so.1.
 Do you need "set solib-search-path" or "set sysroot"?
 Reading symbols from /usr/lib/libdevmapper.so.1.02...done.
 Loaded symbols for /usr/lib/libdevmapper.so.1.02
 Reading symbols from /usr/lib/libpthread.so.0...(no debugging symbols found)...done.
 [New LWP 118]
 [Thread debugging using libthread_db enabled]
 Using host libthread_db library "/usr/lib/libthread_db.so.1".
 Loaded symbols for /usr/lib/libpthread.so.0
 Reading symbols from /usr/lib/libc.so.6...(no debugging symbols found)...done.
 Loaded symbols for /usr/lib/libc.so.6
 Reading symbols from /usr/lib/libudev.so.1...(no debugging symbols found)...done.
 Loaded symbols for /usr/lib/libudev.so.1
 Reading symbols from /lib64/ld-linux-x86-64.so.2...(no debugging symbols found)...done.
 Loaded symbols for /lib64/ld-linux-x86-64.so.2
 Reading symbols from /usr/lib/librt.so.1...(no debugging symbols found)...done.
 Loaded symbols for /usr/lib/librt.so.1
 Reading symbols from /usr/lib/libdl.so.2...(no debugging symbols found)...done.
 Loaded symbols for /usr/lib/libdl.so.2
 Got object file from memory but can't read symbols: File truncated.
 0x00007f493238d565 in pthread_join () from /usr/lib/libpthread.so.0
 (gdb) bt full
 #0  0x00007f493238d565 in pthread_join () from /usr/lib/libpthread.so.0
 No symbol table info available.
 #1  0x00007f4932a12c32 in reap (waiting=waiting@entry=1, s=...) at daemon-server.c:500
         last = 0x7ffff81faf00
         ts = 0x7f4932cdbb10
         rv = 0x0
 #2  0x00007f4932a13b8d in daemon_start (s=...) at daemon-server.c:593
         failed = <optimized out>
         _log = {log_config = {1, 1, 0 <repeats 30 times>}, backend_state = {0x0 <repeats 32 times>}, name = 0x7f4932a1599f "lvmetad"}
         _threads = {s = {thread_stack_size = 0, avoid_oom = 0, foreground = 0, name = 0x0, pidfile = 0x0, socket_path = 0x0, protocol = 0x0,
             protocol_version = 0, handler = 0x0, daemon_init = 0x0, daemon_fini = 0x0, socket_fd = 0, log = 0x0, threads = 0x0, private = 0x0}, client = {
             socket_fd = 0, thread_id = 0, read_buf = 0x0, private = 0x0}, next = 0x7f4932cdbb10, active = 0}
 #3  0x00007f4932a0fe2b in main (argc=1, argv=0x7ffff81fb4f8) at lvmetad-core.c:1254
         opt = <optimized out>
         ls = {log = 0x7ffff81fafa0, log_config = 0x7f4932a1588a "", pvid_to_pvmeta = 0x7f4924004d50, device_to_pvid = 0x7f4924004e80,
           vgid_to_metadata = 0x7f4924004fb0, vgid_to_vgname = 0x7f49240050e0, vgname_to_vgid = 0x7f4924005340, pvid_to_vgid = 0x7f4924005210, lock = {
             vg = 0x7f4932cdb7c0, vg_lock_map = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 0, __spins = 0, __elision = 0,
                 __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 39 times>, __align = 0}, pvid_to_pvmeta = {__data = {__lock = 0,
                 __count = 0, __owner = 0, __nusers = 0, __kind = 1, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}},
               __size = '\000' <repeats 16 times>, "\001", '\000' <repeats 22 times>, __align = 0}, vgid_to_metadata = {__data = {__lock = 0, __count = 0,
                 __owner = 0, __nusers = 0, __kind = 1, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}},
               __size = '\000' <repeats 16 times>, "\001", '\000' <repeats 22 times>, __align = 0}, pvid_to_vgid = {__data = {__lock = 0, __count = 0,
                 __owner = 0, __nusers = 0, __kind = 0, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}},
               __size = '\000' <repeats 39 times>, __align = 0}}, token = "filter:0", '\000' <repeats 119 times>, token_lock = {__data = {__lock = 0,
               __count = 0, __owner = 0, __nusers = 0, __kind = 0, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}},
             __size = '\000' <repeats 39 times>, __align = 0}}
         s = {thread_stack_size = 0, avoid_oom = 0, foreground = 0, name = 0x7f4932a1599f "lvmetad", pidfile = 0x7f4932a15976 "/run/lvmetad.pid",
           socket_path = 0x7f4932a15987 "/run/lvm/lvmetad.socket", protocol = 0x7f4932a1599f "lvmetad", protocol_version = 1,
           handler = 0x7f4932a11460 <handler>, daemon_init = 0x7f4932a10190 <init>, daemon_fini = 0x7f4932a10090 <fini>, socket_fd = 0, log = 0x0,
           threads = 0x0, private = 0x7ffff81fb250}
 (gdb) thread 2
 [Switching to thread 2 (Thread 0x7f49313c9700 (LWP 118))]
 #0  0x00007f493239366d in read () from /usr/lib/libpthread.so.0
 (gdb) bt full
 #0  0x00007f493239366d in read () from /usr/lib/libpthread.so.0
 No symbol table info available.
 #1  0x00007f4932a14786 in buffer_read (fd=6, buffer=0x7f49313c8e98) at daemon-io.c:38
         result = <optimized out>
 #2  0x00007f4932a12f97 in client_thread (state=0x7f4932cdbb10) at daemon-server.c:421
         req = {cft = 0x7f4924005490, buffer = {allocated = 32, used = 0, mem = 0x7f4924001300 "\250"}}
         res = {error = 0, cft = 0x7f49240114c0, buffer = {allocated = 0, used = 0, mem = 0x0}}
 #3  0x00007f493238c124 in start_thread () from /usr/lib/libpthread.so.0
 No symbol table info available.
 #4  0x00007f49320c04bd in clone () from /usr/lib/libc.so.6
 No symbol table info available.
 (gdb) detach
 Detaching from program: /usr/bin/lvmetad, process 60
 (gdb) quit