[TOC]

概述

查看断点

1
2
3
4
5
6
7
8
9
10
(gdb) bt

#0  000007fa1fef385f7 in raise () from /lib64/libc.so.6
#1  0x00007fa1fef39ce8 in abort () from /lib64/libc.so.6
#2  0x00007fa1fef78317 in __libc_message () from /lib64/libc.so.6
#3  0x00007fa1fef7e184 in malloc_printerr () from /lib64/libc.so.6
#4  0x00007fa1fef818e7 in _int_malloc () from /lib64/libc.so.6
#5  0x00007fa1fef828dc in malloc () from /lib64/libc.so.6
#6  0x000000000043a147 in CMemPool::frealloc (ud=0x0, ptr=0x0, osize=0, nsize=64, p=0x1a8a450) at MemPool.h:266

查看所有线程当前断点

看下所有线程的当前断点。

使用如下指令：

1
2
3
i threads
或者
info threads
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
(gdb) info threads
  Id   Target Id         Frame
  30   Thread 0x7fa1f5365700 (LWP 31028) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  29   Thread 0x7fa1f4b64700 (LWP 31029) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  28   Thread 0x7fa1f8b6c700 (LWP 31021) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  27   Thread 0x7fa1f7b6a700 (LWP 31023) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  26   Thread 0x7fa1f7369700 (LWP 31024) 0x00007fa1fddaba82 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  25   Thread 0x7fa1f6b68700 (LWP 31025) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  24   Thread 0x7fa1f9b6e700 (LWP 31019) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  23   Thread 0x7fa1edb56700 (LWP 31043) 0x00007fa1fddaba82 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  22   Thread 0x7fa1ecb54700 (LWP 31045) 0x00007fa1fddaba82 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  21   Thread 0x7fa1ec353700 (LWP 31046) 0x00007fa1fddaba82 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  20   Thread 0x7fa1efb5a700 (LWP 31039) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  19   Thread 0x7fa1ef359700 (LWP 31040) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  18   Thread 0x7fa1f4363700 (LWP 31030) 0x00007fa1fddaba82 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  17   Thread 0x7fa1f3b62700 (LWP 31031) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  16   Thread 0x7fa1f6367700 (LWP 31026) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  15   Thread 0x7fa1f936d700 (LWP 31020) 0x00007fa1fddaba82 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  14   Thread 0x7fa1f0b5c700 (LWP 31037) 0x00007fa1feff09b3 in select () from /lib64/libc.so.6
  13   Thread 0x7fa1f1b5e700 (LWP 31035) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  12   Thread 0x7fa1f235f700 (LWP 31034) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  11   Thread 0x7fa1f2b60700 (LWP 31033) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  10   Thread 0x7fa1f3361700 (LWP 31032) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  9    Thread 0x7fa1ee357700 (LWP 31042) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  8    Thread 0x7fa1ebb52700 (LWP 31047) 0x00007fa1fddaba82 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  7    Thread 0x7fa1ed355700 (LWP 31044) 0x00007fa1fddaba82 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  6    Thread 0x7fa1eeb58700 (LWP 31041) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  5    Thread 0x7fa1f035b700 (LWP 31038) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  4    Thread 0x7fa1f135d700 (LWP 31036) 0x00007fa1fddaba82 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  3    Thread 0x7fa1f836b700 (LWP 31022) 0x00007fa1fddaba82 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  2    Thread 0x7fa1f5b66700 (LWP 31027) 0x00007fa1fddab6d5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
  1    Thread 0x7fa2009b0740 (LWP 31018) 0x00007fa1fef385f7 in raise () from /lib64/libc.so.6

打印变量

1
(gdb) p  var