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  1. ~ # pkill lttng-sessiond
  2. ~ # lttng-sessiond -b -vvv --verbose-consumer 2> /tmp/lttng-sessiond.log
  3. ~ # lttng create
  4. Session auto-20200804-080445 created.
  5. Traces will be output to /root/lttng-traces/auto-20200804-080445
  6. ~ # lttng enable-event -u -a
  7. All UST events are enabled in channel channel0
  8. ~ # lttng start
  9. Tracing started for session auto-20200804-080445
  10. ~ # LTTNG_UST_DEBUG=y ./hello
  11. liblttng_ust_tracepoint[694/694]: Your compiler treats weak symbols with hidden visibility for integer objects as SAME address between compile units part of the same module. (in check_weak_hidden() at tracepoint.c:954)
  12. liblttng_ust_tracepoint[694/694]: Your compiler treats weak symbols with hidden visibility for pointer objects as SAME address between compile units part of the same module. (in check_weak_hidden() at tracepoint.c:958)
  13. liblttng_ust_tracepoint[694/694]: Your compiler treats weak symbols with hidden visibility for 24-byte structure objects as SAME address between compile units part of the same module. (in check_weak_hidden() at tracepoint.c:962)
  14. liblttng_ust_tracepoint[694/694]: just registered a tracepoints section from 0xffff993658b0 and having 26 tracepoints (in tracepoint_register_lib() at tracepoint.c:907)
  15. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_statedump:end (in tracepoint_register_lib() at tracepoint.c:913)
  16. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_statedump:procname (in tracepoint_register_lib() at tracepoint.c:913)
  17. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_statedump:debug_link (in tracepoint_register_lib() at tracepoint.c:913)
  18. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_statedump:build_id (in tracepoint_register_lib() at tracepoint.c:913)
  19. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_statedump:bin_info (in tracepoint_register_lib() at tracepoint.c:913)
  20. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_statedump:start (in tracepoint_register_lib() at tracepoint.c:913)
  21. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_lib:unload (in tracepoint_register_lib() at tracepoint.c:913)
  22. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_lib:debug_link (in tracepoint_register_lib() at tracepoint.c:913)
  23. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_lib:build_id (in tracepoint_register_lib() at tracepoint.c:913)
  24. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_lib:load (in tracepoint_register_lib() at tracepoint.c:913)
  25. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracef:event (in tracepoint_register_lib() at tracepoint.c:913)
  26. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_DEBUG (in tracepoint_register_lib() at tracepoint.c:913)
  27. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_DEBUG_LINE (in tracepoint_register_lib() at tracepoint.c:913)
  28. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_DEBUG_FUNCTION (in tracepoint_register_lib() at tracepoint.c:913)
  29. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_DEBUG_UNIT (in tracepoint_register_lib() at tracepoint.c:913)
  30. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_DEBUG_MODULE (in tracepoint_register_lib() at tracepoint.c:913)
  31. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_DEBUG_PROCESS (in tracepoint_register_lib() at tracepoint.c:913)
  32. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_DEBUG_PROGRAM (in tracepoint_register_lib() at tracepoint.c:913)
  33. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_DEBUG_SYSTEM (in tracepoint_register_lib() at tracepoint.c:913)
  34. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_INFO (in tracepoint_register_lib() at tracepoint.c:913)
  35. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_NOTICE (in tracepoint_register_lib() at tracepoint.c:913)
  36. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_WARNING (in tracepoint_register_lib() at tracepoint.c:913)
  37. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_ERR (in tracepoint_register_lib() at tracepoint.c:913)
  38. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_CRIT (in tracepoint_register_lib() at tracepoint.c:913)
  39. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_ALERT (in tracepoint_register_lib() at tracepoint.c:913)
  40. liblttng_ust_tracepoint[694/694]: registered tracepoint: lttng_ust_tracelog:TRACE_EMERG (in tracepoint_register_lib() at tracepoint.c:913)
  41. libust[694/694]: Provider "lttng_ust_statedump" accepted, version 1.0 is compatible with LTTng UST provider version 1.0. (in check_provider_version() at lttng-probes.c:157)
  42. libust[694/694]: adding probe lttng_ust_statedump containing 6 events to lazy registration list (in lttng_probe_register() at lttng-probes.c:197)
  43. libust[694/694]: LTT : ltt ring buffer client "relay-metadata-mmap" init
  44. (in lttng_ring_buffer_metadata_client_init() at lttng-ring-buffer-metadata-client.h:350)
  45. libust[694/694]: LTT : ltt ring buffer client "relay-overwrite-mmap" init
  46. (in lttng_ring_buffer_client_overwrite_init() at lttng-ring-buffer-client.h:866)
  47. libust[694/694]: LTT : ltt ring buffer client "relay-overwrite-rt-mmap" init
  48. (in lttng_ring_buffer_client_overwrite_rt_init() at lttng-ring-buffer-client.h:866)
  49. libust[694/694]: LTT : ltt ring buffer client "relay-discard-mmap" init
  50. (in lttng_ring_buffer_client_discard_init() at lttng-ring-buffer-client.h:866)
  51. libust[694/694]: LTT : ltt ring buffer client "relay-discard-rt-mmap" init
  52. (in lttng_ring_buffer_client_discard_rt_init() at lttng-ring-buffer-client.h:866)
  53. libust[694/694]: Error: Error opening shm /lttng-ust-wait-8 (in get_wait_shm() at lttng-ust-comm.c:1241)
  54. libust[694/694]: Warning: Unable to get map shm for global apps. Disabling LTTng-UST global tracing. (in setup_global_apps() at lttng-ust-comm.c:476)
  55. libust[694/694]: global apps setup returned -5 (in lttng_ust_init() at lttng-ust-comm.c:1868)
  56. libust[694/694]: Error: Error opening shm /lttng-ust-wait-8-0 (in get_wait_shm() at lttng-ust-comm.c:1241)
  57. libust[694/694]: Warning: Unable to get map shm for local apps. Disabling LTTng-UST per-user tracing. (in setup_local_apps() at lttng-ust-comm.c:523)
  58. libust[694/694]: local apps setup returned -5 (in lttng_ust_init() at lttng-ust-comm.c:1874)
  59. libust[694/694]: Provider "lttng_ust_lib" accepted, version 1.0 is compatible with LTTng UST provider version 1.0. (in check_provider_version() at lttng-probes.c:157)
  60. libust[694/694]: adding probe lttng_ust_lib containing 4 events to lazy registration list (in lttng_probe_register() at lttng-probes.c:197)
  61. libust[694/694]: Provider "lttng_ust_tracef" accepted, version 1.0 is compatible with LTTng UST provider version 1.0. (in check_provider_version() at lttng-probes.c:157)
  62. libust[694/694]: adding probe lttng_ust_tracef containing 1 events to lazy registration list (in lttng_probe_register() at lttng-probes.c:197)
  63. libust[694/694]: Provider "lttng_ust_tracelog" accepted, version 1.0 is compatible with LTTng UST provider version 1.0. (in check_provider_version() at lttng-probes.c:157)
  64. libust[694/694]: adding probe lttng_ust_tracelog containing 15 events to lazy registration list (in lttng_probe_register() at lttng-probes.c:197)
  65. liblttng_ust_tracepoint[694/694]: just registered a tracepoints section from 0x416188 and having 2 tracepoints (in tracepoint_register_lib() at tracepoint.c:907)
  66. liblttng_ust_tracepoint[694/694]: registered tracepoint: ust_tests_hello:tptest (in tracepoint_register_lib() at tracepoint.c:913)
  67. liblttng_ust_tracepoint[694/694]: registered tracepoint: ust_tests_hello:tptest_sighandler (in tracepoint_register_lib() at tracepoint.c:913)
  68. libust[694/694]: Provider "ust_tests_hello" accepted, version 1.0 is compatible with LTTng UST provider version 1.0. (in check_provider_version() at lttng-probes.c:157)
  69. libust[694/694]: adding probe ust_tests_hello containing 2 events to lazy registration list (in lttng_probe_register() at lttng-probes.c:197)
  70. Hello, World!
  71. Tracing... done.
  72. libust[694/694]: Provider "ust_tests_hello" accepted, version 1.0 is compatible with LTTng UST provider version 1.0. (in check_provider_version() at lttng-probes.c:157)
  73. liblttng_ust_tracepoint[694/694]: Release queue of unregistered tracepoint probes. (in __tracepoint_probe_prune_release_queue() at tracepoint.c:743)
  74. libust[694/694]: just unregistered probes of provider ust_tests_hello (in lttng_probe_unregister() at lttng-probes.c:231)
  75. liblttng_ust_tracepoint[694/694]: just unregistered a tracepoints section from 0x416188 (in tracepoint_unregister_lib() at tracepoint.c:937)
  76. libust[694/694]: Provider "lttng_ust_tracelog" accepted, version 1.0 is compatible with LTTng UST provider version 1.0. (in check_provider_version() at lttng-probes.c:157)
  77. liblttng_ust_tracepoint[694/694]: Release queue of unregistered tracepoint probes. (in __tracepoint_probe_prune_release_queue() at tracepoint.c:743)
  78. libust[694/694]: just unregistered probes of provider lttng_ust_tracelog (in lttng_probe_unregister() at lttng-probes.c:231)
  79. libust[694/694]: Provider "lttng_ust_tracef" accepted, version 1.0 is compatible with LTTng UST provider version 1.0. (in check_provider_version() at lttng-probes.c:157)
  80. liblttng_ust_tracepoint[694/694]: Release queue of unregistered tracepoint probes. (in __tracepoint_probe_prune_release_queue() at tracepoint.c:743)
  81. libust[694/694]: just unregistered probes of provider lttng_ust_tracef (in lttng_probe_unregister() at lttng-probes.c:231)
  82. libust[694/694]: Provider "lttng_ust_lib" accepted, version 1.0 is compatible with LTTng UST provider version 1.0. (in check_provider_version() at lttng-probes.c:157)
  83. liblttng_ust_tracepoint[694/694]: Release queue of unregistered tracepoint probes. (in __tracepoint_probe_prune_release_queue() at tracepoint.c:743)
  84. libust[694/694]: just unregistered probes of provider lttng_ust_lib (in lttng_probe_unregister() at lttng-probes.c:231)
  85. libust[694/694]: LTT : ltt ring buffer client "relay-discard-rt-mmap" exit
  86. (in lttng_ring_buffer_client_discard_rt_exit() at lttng-ring-buffer-client.h:873)
  87. libust[694/694]: LTT : ltt ring buffer client "relay-discard-mmap" exit
  88. (in lttng_ring_buffer_client_discard_exit() at lttng-ring-buffer-client.h:873)
  89. libust[694/694]: LTT : ltt ring buffer client "relay-overwrite-rt-mmap" exit
  90. (in lttng_ring_buffer_client_overwrite_rt_exit() at lttng-ring-buffer-client.h:873)
  91. libust[694/694]: LTT : ltt ring buffer client "relay-overwrite-mmap" exit
  92. (in lttng_ring_buffer_client_overwrite_exit() at lttng-ring-buffer-client.h:873)
  93. libust[694/694]: LTT : ltt ring buffer client "relay-metadata-mmap" exit
  94. (in lttng_ring_buffer_metadata_client_exit() at lttng-ring-buffer-metadata-client.h:357)
  95. libust[694/694]: Provider "lttng_ust_statedump" accepted, version 1.0 is compatible with LTTng UST provider version 1.0. (in check_provider_version() at lttng-probes.c:157)
  96. liblttng_ust_tracepoint[694/694]: Release queue of unregistered tracepoint probes. (in __tracepoint_probe_prune_release_queue() at tracepoint.c:743)
  97. libust[694/694]: just unregistered probes of provider lttng_ust_statedump (in lttng_probe_unregister() at lttng-probes.c:231)
  98. liblttng_ust_tracepoint[694/694]: just unregistered a tracepoints section from 0xffff993658b0 (in tracepoint_unregister_lib() at tracepoint.c:937)
  99. ~ # lttng stop
  100. Waiting for data availability
  101. Tracing stopped for session auto-20200804-080445
  102. ~ # lttng destroy
  103. Destroying session auto-20200804-080445..
  104. Session auto-20200804-080445 destroyed
  105. ~ # pkill lttng-sessiond
  106.  
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