NAME

lmdbg-stat - outputs statistical information based on lmdbg-run output

SYNOPSIS

lmdbg-stat [OPTIONS] [files...]

DESCRIPTION

lmdbg-stat takes output of lmdbg-run or other lmdbg-* utilities on input and outputs total and per-stacktrace statistical information about memory allocations. The following statistics is output:

OPTIONS

-h

Display the help message.

-V

Display the lmdbg version.

EXAMPLE

$ cat -n testme.c


     1  #include <stdlib.h>


     2  


     3  int main ()


     4  {


     5     int i;


     6     void *p1, *p2;


     7     p1 = malloc (100);


     8     for (i=0; i < 3; ++i){


     9        p2 = realloc (NULL, 10+30*i);


    10     }


    11     free (p1);


    12     free (p2);


    13  


    14     return 0;


    15  }
$ cc -O0 -g -o testme testme.c
$ lmdbg-run -o log -f 'lmdbg-stat | lmdbg-sym' ./testme     
$ cat log
info stat total_leaks: 50
info stat total_allocs: 4
info stat total_free_cnt: 2
stacktrace peak: 120 max: 70 allocs: 3 leaks: 50


 0xbbbe2bc3     lmdbg.c:101     log_stacktrace


 0xbbbe3498     lmdbg.c:456     realloc


 0x8048788      testme.c:9      main


 0x80485b4      


 0x8048517      
stacktrace peak: 100 max: 100 allocs: 1


 0xbbbe2bc3     lmdbg.c:101     log_stacktrace


 0xbbbe33bd     lmdbg.c:431     malloc


 0x8048757      testme.c:7      main


 0x80485b4      


 0x8048517      
$ 

SEE ALSO

lmdbg(1), lmdbg-run(1), lmdbg-sym(1), lmdbg-sort(1), lmdbg-grep(1), lmdbg-leaks(1), lmdbg-sysleaks(1), lmdbg-strip(1), lmdbg-modules(1)

AUTHOR

Aleksey Cheusov <vle@gmx.net>