LMDBG-STAT(1)

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:

    allocs or total_allocs
        Per-stacktrace or total number of memory allocations

    max or total_max
        Per-stacktrace or total maximum of requested bytes

    peak or total_peak
        Per-stacktrace or total peak of allocated memory

    leaks or total_leaks
        Per-stacktrace or total amount of bytes that were allocated but not freed

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>