lmdbg-sort man page on DragonFly
[printable version]
LMDBG-SORT(1) LMDBG-SORT(1)
NAME
lmdbg-sort - sort stacktraces
SYNOPSIS
lmdbg-sort [OPTIONS] [files...]
DESCRIPTION
lmdbg-sort sorts stacktraces using the values of allocs, max, peak,
leaks or num.
OPTIONS
-h Display the help message.
-V Display the lmdbg version.
-f field
Specify the sorting field. Valid values are: allocs, max, peak,
leaks or num. This option is mandatory.
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 }
$ lmdbg-run -T2 -B2 -f 'lmdbg-stat | lmdbg-sym' -o log ./testme
$ cat log
info progname ./testme
info stat total_allocs: 4
info stat total_free_cnt: 2
info stat total_leaks: 50
stacktrace peak: 100 max: 100 allocs: 1
0x8048789 testme.c:7 main
stacktrace peak: 120 max: 70 allocs: 3 leaks: 50
0x80487bb testme.c:9 main
$ lmdbg-sort -f peak log
info progname ./testme
info stat total_allocs: 4
info stat total_free_cnt: 2
info stat total_leaks: 50
stacktrace peak: 120 max: 70 allocs: 3 leaks: 50
0x80487bb testme.c:9 main
stacktrace peak: 100 max: 100 allocs: 1
0x8048789 testme.c:7 main
$ lmdbg-sort -fmax log
info progname ./testme
info stat total_allocs: 4
info stat total_free_cnt: 2
info stat total_leaks: 50
stacktrace peak: 100 max: 100 allocs: 1
0x8048789 testme.c:7 main
stacktrace peak: 120 max: 70 allocs: 3 leaks: 50
0x80487bb testme.c:9 main
$
SEE ALSO
lmdbg(1), lmdbg-run(1), lmdbg-sym(1), lmdbg-stat(1), lmdbg-grep(1),
lmdbg-head(1), lmdbg-leaks(1), lmdbg-sysleaks(1), lmdbg-strip(1),
lmdbg-modules(1)
AUTHOR
Aleksey Cheusov <vle@gmx.net>
Sep 2, 2012 LMDBG-SORT(1)
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