--- /dev/null
+CPU: Core 2, speed 2133.49 MHz (estimated)
+Counted CPU_CLK_UNHALTED events (Clock cycles when not halted) with a unit mask of 0x00 (Unhalted core cycles) count 100000
+samples % symbol name
+4429 43.2308 gettimeofday
+1624 15.8516 memcpy
+1077 10.5124 _int_malloc
+646 6.3055 malloc
+548 5.3490 free
+448 4.3729 _int_free
+233 2.2743 memcmp
+202 1.9717 memset
+190 1.8546 memmove
+174 1.6984 malloc_consolidate
+171 1.6691 msort_with_tmp
+133 1.2982 __i686.get_pc_thunk.bx
+70 0.6833 strstr
+52 0.5076 strlen
+34 0.3319 __gconv_transform_utf8_internal
+29 0.2831 strcmp
+28 0.2733 mbrtowc
+22 0.2147 realloc
+17 0.1659 _dl_addr
+17 0.1659 _int_realloc
+11 0.1074 mkdir
+8 0.0781 qsort
+7 0.0683 _dl_mcount_wrapper_check
+5 0.0488 __read_nocancel
+5 0.0488 strchr
+3 0.0293 __close_nocancel
+3 0.0293 __fopen_internal
+3 0.0293 _nl_load_locale_from_archive
+3 0.0293 munmap
+3 0.0293 sigprocmask
+2 0.0195 _IO_file_open
+2 0.0195 _IO_vfscanf
+2 0.0195 __fxstat
+2 0.0195 __i686.get_pc_thunk.cx
+2 0.0195 __libc_enable_asynccancel
+2 0.0195 __rpc_thread_destroy
+2 0.0195 ftruncate
+2 0.0195 memchr
+2 0.0195 mmap
+2 0.0195 strcoll_l
+2 0.0195 writev
+1 0.0098 _IO_default_finish
+1 0.0098 _IO_default_xsputn
+1 0.0098 _IO_file_underflow@@GLIBC_2.1
+1 0.0098 _IO_old_init
+1 0.0098 _IO_un_link
+1 0.0098 __nanosleep_nocancel
+1 0.0098 __sigjmp_save
+1 0.0098 __vstrfmon_l
+1 0.0098 __xstat
+1 0.0098 __xstat32_conv
+1 0.0098 _getopt_internal_r
+1 0.0098 _nl_intern_locale_data
+1 0.0098 _nl_make_l10nflist
+1 0.0098 bsearch
+1 0.0098 fork
+1 0.0098 getdelim
+1 0.0098 getgrgid
+1 0.0098 glob64@@GLIBC_2.2
+1 0.0098 llseek
+1 0.0098 nss_parse_service_list
+1 0.0098 sbrk
+1 0.0098 set_binding_values
+1 0.0098 strcasecmp
+1 0.0098 strcat
+1 0.0098 strcpy
+1 0.0098 vfprintf
+1 0.0098 vsprintf
+1 0.0098 wcstoll_l