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  1. Qpid Dispatch
  2. DISPATCH-1795

Avoid clutter in debug output by not printing traceback of suppressed leaks

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Details

    • Improvement
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 1.14.0
    • 1.15.0
    • Routing Engine
    • None

    Description

      When a router that has been built for Debug exits the pool allocator will dump stack tracebacks for all leaked pool objects.

      This results in a lot of extra information appearing in the output.

      To lessen the noise somewhat I propose avoiding printing the traceback for those alloc pooled items that are suppressed.  Keep printing the leak of the suppressed item, just avoid the extra stack dump.   For example:

       

      alloc.c: Items of type 'qd_buffer_t' remain allocated at shutdown: 16
      Leak: 2020-10-08 10:33:29.819821 -0400 type: qd_buffer_t address: 0x239ea10 (suppressed)
      /home/kgiusti/work/dispatch/qpid-dispatch/BUILD/src/libqpid-dispatch.so(qd_alloc+0x20c) [0x7f2b9e0742b6]
      /home/kgiusti/work/dispatch/qpid-dispatch/BUILD/src/libqpid-dispatch.so(new_qd_buffer_t+0x26) [0x7f2b9e075fb2]
      /home/kgiusti/work/dispatch/qpid-dispatch/BUILD/src/libqpid-dispatch.so(qd_buffer+0x17) [0x7f2b9e0760d0]
      /home/kgiusti/work/dispatch/qpid-dispatch/BUILD/src/libqpid-dispatch.so(qda_raw_conn_grant_read_buffers+0x67) [0x7f2b9e056e83]
      /home/kgiusti/work/dispatch/qpid-dispatch/BUILD/src/libqpid-dispatch.so(qdr_http1_server_core_link_flow+0x12a) [0x7f2b9e06df02]
      /home/kgiusti/work/dispatch/qpid-dispatch/BUILD/src/libqpid-dispatch.so(+0x461d6) [0x7f2b9e0661d6]
      /home/kgiusti/work/dispatch/qpid-dispatch/BUILD/src/libqpid-dispatch.so(qdr_connection_process+0x817) [0x7f2b9e0ab853]
      /home/kgiusti/work/dispatch/qpid-dispatch/BUILD/src/libqpid-dispatch.so(+0x4c337) [0x7f2b9e06c337]
      /home/kgiusti/work/dispatch/qpid-dispatch/BUILD/src/libqpid-dispatch.so(+0xc649e) [0x7f2b9e0e649e]
      /home/kgiusti/work/dispatch/qpid-dispatch/BUILD/src/libqpid-dispatch.so(+0xc64db) [0x7f2b9e0e64db]

       

      Would now just print:

      alloc.c: Items of type 'qd_buffer_t' remain allocated at shutdown: 16
      Leak: 2020-10-08 10:33:29.819821 -0400 type: qd_buffer_t address: 0x239ea10 (suppressed)

       

      Non-suppressed items would include the backtrace of course.

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            Unassigned Unassigned
            kgiusti Ken Giusti
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            Dates

              Created:
              Updated:
              Resolved: