Python 程序 调用了 BOOST C++ 库 Segmentation fault (core dumped) - V2EX
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hihihihihi

Python 程序 调用了 BOOST C++ 库 Segmentation fault (core dumped)

  •  
  •   hihihihihi Jul 5, 2017 4794 views
    This topic created in 3233 days ago, the information mentioned may be changed or developed.
    在本机上( Arch 64 + 最新 BOOST )编译运行没有问题, 同步到阿里云上运行就这德行,

    尝试 Static 链接到 BOOST 也是这样, 两边都是 Arch,都更新到最新。


    Arch + BOOST + PYTHON3


    请问如何调试看哪里出错了?
    13 replies    2017-07-05 19:09:54 +08:00
    Morriaty
        1
    Morriaty  
       Jul 5, 2017   1
    本地系统和云不一致,要重新编译吧
    hihihihihi
        2
    hihihihihi  
    OP
       Jul 5, 2017
    @Morriaty 按说我编译了静态的应该没问题呀,并且,arch 都是滚到最新的系统
    alqaz
        3
    alqaz  
       Jul 5, 2017   1
    打开开关,看看 coredump 文件能不能捞到有价值的信息
    wangjxxx
        4
    wangjxxx  
       Jul 5, 2017   1
    你倒是把崩溃的栈发出来啊
    Kmzl/td>
        5
    Kmzl  
       Jul 5, 2017 via Android   1
    gdb 看下堆栈啊
    hihihihihi
        6
    hihihihihi  
    OP
       Jul 5, 2017
    @alqaz
    @wangjxxx
    @Kmzl

    不熟悉 linux 下,哪儿看 coredump 文件?
    wangjxxx
        7
    wangjxxx  
       Jul 5, 2017   1
    @4ever911 一般跟你程序在一个目录下面,但是还有看你的 coredump 有没有开,你百度一把就知道怎么开了
    jixiangqd
        8
    jixiangqd  
       Jul 5, 2017   1
    觉得 C++这种东西就应该到目标机编译
    andyzhshg
        9
    andyzhshg  
       Jul 5, 2017   1
    放 docker 里跑,再也不用操心环境不一样的问题。。。
    hihihihihi
        10
    hihihihihi  
    OP
       Jul 5, 2017
    unlimit 好的,我去弄下看
    hihihihihi
        11
    hihihihihi  
    OP
       Jul 5, 2017
    unlimit -c 现实是 unlimited, 但是本地没有生成 core dump 文件
    XiaoxiaoPu
        12
    XiaoxiaoPu  
       Jul 5, 2017   1
    @4ever911 archlinux 需要用 coredumpctl 查看 core dump 文件,另外如果你的程序用到了 setuid/setgid,还需要打开一个内核参数才能生成 core dump 文件( https://unix.stackexchange.com/questions/15531/how-come-no-core-dump-is-create-when-an-application-has-suid-set )
    hihihihihi
        13
    hihihihihi  
    OP
       Jul 5, 2017
    # coredumpctl list

    # coredumpctl info pid


    ok, 搞定! 谢谢楼上各位
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