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A julia GDB session example
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| jeffw@dub1:~$ ps auxww | grep julia | |
| jeffw 5646 1.5 11.3 8587092 85668 pts/0 S+ 19:53 0:03 julia-debug | |
| jeffw 5886 0.0 0.1 9392 896 pts/1 S+ 19:57 0:00 grep --color=auto julia | |
| jeffw@dub1:~$ gdb -p 5646 | |
| GNU gdb (GDB) 7.5-ubuntu | |
| Copyright (C) 2012 Free Software Foundation, Inc. | |
| License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> | |
| This is free software: you are free to change and redistribute it. | |
| There is NO WARRANTY, to the extent permitted by law. Type "show copying" | |
| and "show warranty" for details. | |
| This GDB was configured as "x86_64-linux-gnu". | |
| For bug reporting instructions, please see: | |
| <http://www.gnu.org/software/gdb/bugs/>. | |
| Attaching to process 5646 | |
| Reading symbols from /usr/local/julia-6a3c173633/bin/julia-debug...done. | |
| Reading symbols from /usr/local/julia-6a3c173633/bin/../lib/julia/libjulia-debug.so...done. | |
| Loaded symbols for /usr/local/julia-6a3c173633/bin/../lib/julia/libjulia-debug.so | |
| Reading symbols from /lib/x86_64-linux-gnu/libpthread.so.0...(no debugging symbols found)...done. | |
| [Thread debugging using libthread_db enabled] | |
| Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". | |
| Loaded symbols for /lib/x86_64-linux-gnu/libpthread.so.0 | |
| Reading symbols from /lib/x86_64-linux-gnu/libc.so.6...(no debugging symbols found)...done. | |
| Loaded symbols for /lib/x86_64-linux-gnu/libc.so.6 | |
| Reading symbols from /lib/x86_64-linux-gnu/librt.so.1...(no debugging symbols found)...done. | |
| Loaded symbols for /lib/x86_64-linux-gnu/librt.so.1 | |
| Reading symbols from /lib/x86_64-linux-gnu/libdl.so.2...(no debugging symbols found)...done. | |
| Loaded symbols for /lib/x86_64-linux-gnu/libdl.so.2 | |
| Reading symbols from /lib/x86_64-linux-gnu/libz.so.1...(no debugging symbols found)...done. | |
| Loaded symbols for /lib/x86_64-linux-gnu/libz.so.1 | |
| Reading symbols from /lib/x86_64-linux-gnu/libm.so.6...(no debugging symbols found)...done. | |
| Loaded symbols for /lib/x86_64-linux-gnu/libm.so.6 | |
| Reading symbols from /usr/lib/x86_64-linux-gnu/libstdc++.so.6...(no debugging symbols found)...done. | |
| Loaded symbols for /usr/lib/x86_64-linux-gnu/libstdc++.so.6 | |
| Reading symbols from /lib/x86_64-linux-gnu/libgcc_s.so.1...(no debugging symbols found)...done. | |
| Loaded symbols for /lib/x86_64-linux-gnu/libgcc_s.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/local/julia-6a3c173633/lib/julia/sys.so...done. | |
| Loaded symbols for /usr/local/julia-6a3c173633/lib/julia/sys.so | |
| Reading symbols from /usr/local/julia-6a3c173633/bin/../lib/julia/libpcre2-8.so...done. | |
| Loaded symbols for /usr/local/julia-6a3c173633/bin/../lib/julia/libpcre2-8.so | |
| Reading symbols from /usr/local/julia-6a3c173633/bin/../lib/julia/libgmp.so...(no debugging symbols found)...done. | |
| Loaded symbols for /usr/local/julia-6a3c173633/bin/../lib/julia/libgmp.so | |
| Reading symbols from /usr/local/julia-6a3c173633/bin/../lib/julia/libmpfr.so...done. | |
| Loaded symbols for /usr/local/julia-6a3c173633/bin/../lib/julia/libmpfr.so | |
| Reading symbols from /usr/local/julia-6a3c173633/bin/../lib/julia/libdSFMT.so...(no debugging symbols found)...done. | |
| Loaded symbols for /usr/local/julia-6a3c173633/bin/../lib/julia/libdSFMT.so | |
| Reading symbols from /usr/local/julia-6a3c173633/bin/../lib/julia/libopenblas.so...done. | |
| Loaded symbols for /usr/local/julia-6a3c173633/bin/../lib/julia/libopenblas.so | |
| Reading symbols from /usr/lib/x86_64-linux-gnu/libgfortran.so.3...(no debugging symbols found)...done. | |
| Loaded symbols for /usr/lib/x86_64-linux-gnu/libgfortran.so.3 | |
| Reading symbols from /usr/lib/x86_64-linux-gnu/libquadmath.so.0...(no debugging symbols found)...done. | |
| Loaded symbols for /usr/lib/x86_64-linux-gnu/libquadmath.so.0 | |
| Reading symbols from /usr/local/julia-6a3c173633/bin/../lib/julia/libcholmod.so...(no debugging symbols found)...done. | |
| Loaded symbols for /usr/local/julia-6a3c173633/bin/../lib/julia/libcholmod.so | |
| Reading symbols from /usr/local/julia-6a3c173633/bin/../lib/julia/libcolamd.so...(no debugging symbols found)...done. | |
| Loaded symbols for /usr/local/julia-6a3c173633/bin/../lib/julia/libcolamd.so | |
| Reading symbols from /usr/local/julia-6a3c173633/bin/../lib/julia/libamd.so...(no debugging symbols found)...done. | |
| Loaded symbols for /usr/local/julia-6a3c173633/bin/../lib/julia/libamd.so | |
| Reading symbols from /usr/local/julia-6a3c173633/bin/../lib/julia/libcamd.so...(no debugging symbols found)...done. | |
| Loaded symbols for /usr/local/julia-6a3c173633/bin/../lib/julia/libcamd.so | |
| Reading symbols from /usr/local/julia-6a3c173633/bin/../lib/julia/libccolamd.so...(no debugging symbols found)...done. | |
| Loaded symbols for /usr/local/julia-6a3c173633/bin/../lib/julia/libccolamd.so | |
| Reading symbols from /usr/local/julia-6a3c173633/bin/../lib/julia/libsuitesparseconfig.so...(no debugging symbols found)...done. | |
| Loaded symbols for /usr/local/julia-6a3c173633/bin/../lib/julia/libsuitesparseconfig.so | |
| Reading symbols from /usr/local/julia-6a3c173633/bin/../lib/julia/libsuitesparse_wrapper.so...(no debugging symbols found)...done. | |
| Loaded symbols for /usr/local/julia-6a3c173633/bin/../lib/julia/libsuitesparse_wrapper.so | |
| 0x00007f1e86f32619 in syscall () from /lib/x86_64-linux-gnu/libc.so.6 | |
| (gdb) where | |
| #0 0x00007f1e86f32619 in syscall () from /lib/x86_64-linux-gnu/libc.so.6 | |
| #1 0x00007f1e875f5eea in uv__epoll_wait (epfd=<optimized out>, events=events@entry=0x7fff5f9bcfd0, nevents=nevents@entry=1024, timeout=timeout@entry=-1) | |
| at src/unix/linux-syscalls.c:312 | |
| #2 0x00007f1e875f45d6 in uv__io_poll (loop=loop@entry=0x7f1e88551600 <default_loop_struct>, timeout=-1) at src/unix/linux-core.c:202 | |
| #3 0x00007f1e875e7ea7 in uv_run (loop=0x7f1e88551600 <default_loop_struct>, mode=UV_RUN_ONCE) at src/unix/core.c:294 | |
| #4 0x00007f1e875b2d90 in jl_run_once (loop=0x7f1e88551600 <default_loop_struct>) at jl_uv.c:103 | |
| #5 0x00007f1e85a06da9 in julia_process_events_17837 () at stream.jl:640 | |
| #6 0x00007f1e85a06a7a in julia_wait_17835 () at task.jl:298 | |
| #7 0x00007f1e85a0ceea in julia_wait_18013 () at task.jl:225 | |
| #8 0x00007f1e85a0c7f3 in julia_wait_readnb_18003 () at stream.jl:360 | |
| #9 0x00007f1e85a0c69d in julia_eof_18002 () at stream.jl:56 | |
| #10 0x00007f1e85a0c565 in julia_match_input_18001 () at LineEdit.jl:751 | |
| #11 0x00007f1e8750239d in jl_apply (f=0x7f1c8408ae30, args=0x7fff5f9c0600, nargs=5) at julia.h:1298 | |
| #12 0x00007f1e87506446 in jl_trampoline (F=0x7f1c8408ae30, args=0x7fff5f9c0600, nargs=5) at builtins.c:964 | |
| #13 0x00007f1e874f63e7 in jl_apply (f=0x7f1c8408ae30, args=0x7fff5f9c0600, nargs=5) at julia.h:1298 | |
| #14 0x00007f1e874fc127 in jl_apply_generic (F=0x7f1c8408abb0, args=0x7fff5f9c0600, nargs=5) at gf.c:1625 | |
| #15 0x00007f1e85a0c30d in julia_match_input_17996 () at LineEdit.jl:751 | |
| #16 0x00007f1e8750239d in jl_apply (f=0x7f1c8408adf0, args=0x7fff5f9c0a08, nargs=2) at julia.h:1298 | |
| #17 0x00007f1e87506446 in jl_trampoline (F=0x7f1c8408adf0, args=0x7fff5f9c0a08, nargs=2) at builtins.c:964 | |
| #18 0x00007f1e874f63e7 in jl_apply (f=0x7f1c8408adf0, args=0x7fff5f9c0a08, nargs=2) at julia.h:1298 | |
| #19 0x00007f1e874fc127 in jl_apply_generic (F=0x7f1c8408abb0, args=0x7fff5f9c0a08, nargs=2) at gf.c:1625 | |
| #20 0x00007f1e85a0e39d in julia_prompt!_18045 () at LineEdit.jl:1587 | |
| #21 0x00007f1e85a0fe10 in julia_run_interface_18080 () at LineEdit.jl:1561 | |
| #22 0x00007f1e85a0ffa0 in jlcall_run_interface_18080 () from /usr/local/julia-6a3c173633/lib/julia/sys.so | |
| #23 0x00007f1e8750239d in jl_apply (f=0x7f1c8408a850, args=0x7fff5f9c0ca8, nargs=2) at julia.h:1298 | |
| #24 0x00007f1e87506446 in jl_trampoline (F=0x7f1c8408a850, args=0x7fff5f9c0ca8, nargs=2) at builtins.c:964 | |
| #25 0x00007f1e874f63e7 in jl_apply (f=0x7f1c8408a850, args=0x7fff5f9c0ca8, nargs=2) at julia.h:1298 | |
| #26 0x00007f1e874fc127 in jl_apply_generic (F=0x7f1c8408a770, args=0x7fff5f9c0ca8, nargs=2) at gf.c:1625 | |
| #27 0x00007f1e85a18fd9 in julia_run_frontend_18360 () at REPL.jl:841 | |
| #28 0x00007f1e85a17c82 in julia_run_repl_18331 () at REPL.jl:165 | |
| #29 0x00007f1e8750239d in jl_apply (f=0x7f1c83e8fc10, args=0x7fff5f9c1080, nargs=1) at julia.h:1298 | |
| #30 0x00007f1e87506446 in jl_trampoline (F=0x7f1c83e8fc10, args=0x7fff5f9c1080, nargs=1) at builtins.c:964 | |
| #31 0x00007f1e874f63e7 in jl_apply (f=0x7f1c83e8fc10, args=0x7fff5f9c1080, nargs=1) at julia.h:1298 | |
| #32 0x00007f1e874fc127 in jl_apply_generic (F=0x7f1c83e8fb50, args=0x7fff5f9c1080, nargs=1) at gf.c:1625 | |
| #33 0x00007f1e85a2b016 in julia__start_18860 () at client.jl:446 | |
| #34 0x00007f1e85a2b2c9 in jlcall__start_18860 () from /usr/local/julia-6a3c173633/lib/julia/sys.so | |
| #35 0x00007f1e8750239d in jl_apply (f=0x7f1c84957090, args=0x0, nargs=0) at julia.h:1298 | |
| #36 0x00007f1e87506446 in jl_trampoline (F=0x7f1c84957090, args=0x0, nargs=0) at builtins.c:964 | |
| #37 0x00007f1e874f63e7 in jl_apply (f=0x7f1c84957090, args=0x0, nargs=0) at julia.h:1298 | |
| #38 0x00007f1e874fc127 in jl_apply_generic (F=0x7f1c84957030, args=0x0, nargs=0) at gf.c:1625 | |
| #39 0x0000000000401801 in jl_apply (f=0x7f1c84957030, args=0x0, nargs=0) at ../src/julia.h:1298 | |
| #40 0x00000000004027e4 in true_main (argc=0, argv=0x7fff5f9c14d0) at repl.c:454 | |
| #41 0x0000000000402b87 in main (argc=0, argv=0x7fff5f9c14d0) at repl.c:559 | |
| (gdb) up | |
| #1 0x00007f1e875f5eea in uv__epoll_wait (epfd=<optimized out>, events=events@entry=0x7fff5f9bcfd0, nevents=nevents@entry=1024, timeout=timeout@entry=-1) | |
| at src/unix/linux-syscalls.c:312 | |
| 312 return syscall(__NR_epoll_wait, epfd, events, nevents, timeout); | |
| (gdb) up | |
| #2 0x00007f1e875f45d6 in uv__io_poll (loop=loop@entry=0x7f1e88551600 <default_loop_struct>, timeout=-1) at src/unix/linux-core.c:202 | |
| 202 nfds = uv__epoll_wait(loop->backend_fd, | |
| (gdb) up | |
| #3 0x00007f1e875e7ea7 in uv_run (loop=0x7f1e88551600 <default_loop_struct>, mode=UV_RUN_ONCE) at src/unix/core.c:294 | |
| 294 uv__io_poll(loop, timeout); | |
| (gdb) up | |
| #4 0x00007f1e875b2d90 in jl_run_once (loop=0x7f1e88551600 <default_loop_struct>) at jl_uv.c:103 | |
| 103 return uv_run(loop,UV_RUN_ONCE); | |
| (gdb) up | |
| #5 0x00007f1e85a06da9 in julia_process_events_17837 () at stream.jl:640 | |
| 640 stream.jl: No such file or directory. | |
| (gdb) directory ~/src/julia/src | |
| Source directories searched: /home/jeffw/src/julia/src:$cdir:$cwd | |
| (gdb) list | |
| 635 stream.jl: No such file or directory. | |
| (gdb) directory ~/src/julia/base | |
| Source directories searched: /home/jeffw/src/julia/base:/home/jeffw/src/julia/src:$cdir:$cwd | |
| (gdb) list | |
| 635 ccall(:jl_run_event_loop,Void,(Ptr{Void},),eventloop()) | |
| 636 end | |
| 637 function process_events(block::Bool) | |
| 638 loop = eventloop() | |
| 639 if block | |
| 640 ccall(:jl_run_once,Int32,(Ptr{Void},),loop) | |
| 641 else | |
| 642 ccall(:jl_process_events,Int32,(Ptr{Void},),loop) | |
| 643 end | |
| 644 end | |
| (gdb) | |
| (gdb) cont | |
| Continuing. |
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