On Thu, Feb 11, 2010 at 3:10 PM, Carsten Haitzler <ras...@rasterman.com> wrote:
> On Thu, 11 Feb 2010 14:29:53 +0800 Brett Nash <n...@nash.id.au> said:
>
>> On Thu, 11 Feb 2010 11:35:26 +0800
>> Brian Wang <brian.wang.0...@gmail.com> wrote:
>>
>> > Hello all,
>> >
>> > I'm using Elementary with recent svn.   I got lots of valgrind memory
>> > check warning at program exit such as:
>> >
>> > ==6296== 5 bytes in 1 blocks are possibly lost in loss record 10 of
>> > 1,788 ==6296==    at 0x4024C1C: malloc (vg_replace_malloc.c:195)
>> > ==6296==    by 0x429FC8F: strdup (strdup.c:43)
>> > ==6296==    by 0x406A19E: evas_key_modifier_add (evas_key.c:172)
>> > ==6296==    by 0x47355EC: ecore_event_window_register
>> > (ecore_input_evas.c:88) ==6296==    by 0x4180B73:
>> > ecore_evas_software_x11_new (ecore_evas_x.c:2603) ==6296==    by
>> > 0x41CA91A: elm_win_add (elm_win.c:361) ==6296==    by 0x80500B3:
>> > win_standard_populate (app.c:2036) ==6296==    by 0x8050570:
>> > win_mode_player_populate_delay (app.c:2148) ==6296==    by 0x8050646:
>> > win_mode_switch (app.c:2193) ==6296==    by 0x805074E:
>> > startup_win_init (app.c:2241) ==6296==    by 0x80508AC: elm_main
>> > (app.c:2283) ==6296==    by 0x80508EA: main (app.c:2292)
>> >
>> >
>> > ==6296== 8 bytes in 1 blocks are possibly lost in loss record 59 of
>> > 1,788 ==6296==    at 0x4023F5B: calloc (vg_replace_malloc.c:418)
>> > ==6296==    by 0x4084B38: evas_object_rectangle_new
>> > (evas_object_rectangle.c:134)
>> > ==6296==    by 0x4084A13: evas_object_rectangle_init
>> > (evas_object_rectangle.c:109)
>> > ==6296==    by 0x40849E1: evas_object_rectangle_add
>> > (evas_object_rectangle.c:95) ==6296==    by 0x41EB134: elm_pager_add
>> > (elm_pager.c:222) ==6296==    by 0x804E4E1: control_pager_add
>> > (app.c:1264) ==6296==    by 0x80505A8: win_mode_player_populate_delay
>> > (app.c:2156) ==6296==    by 0x8050646: win_mode_switch (app.c:2193)
>> > ==6296==    by 0x805074E: startup_win_init (app.c:2241)
>> > ==6296==    by 0x80508AC: elm_main (app.c:2283)
>> > ==6296==    by 0x80508EA: main (app.c:2292)
>> > ==6296==
>> > ==6296== 8 bytes in 1 blocks are possibly lost in loss record 60 of
>> > 1,788 ==6296==    at 0x4023F5B: calloc (vg_replace_malloc.c:418)
>> > ==6296==    by 0x4084B38: evas_object_rectangle_new
>> > (evas_object_rectangle.c:134)
>> > ==6296==    by 0x4084A13: evas_object_rectangle_init
>> > (evas_object_rectangle.c:109)
>> > ==6296==    by 0x40849E1: evas_object_rectangle_add
>> > (evas_object_rectangle.c:95) ==6296==    by 0x41EB171: elm_pager_add
>> > (elm_pager.c:226) ==6296==    by 0x804E4E1: control_pager_add
>> > (app.c:1264) ==6296==    by 0x80505A8: win_mode_player_populate_delay
>> > (app.c:2156) ==6296==    by 0x8050646: win_mode_switch (app.c:2193)
>> > ==6296==    by 0x805074E: startup_win_init (app.c:2241)
>> > ==6296==    by 0x80508AC: elm_main (app.c:2283)
>> > ==6296==    by 0x80508EA: main (app.c:2292)
>> > ==6296==
>> > ==6296== 8 bytes in 1 blocks are possibly lost in loss record 61 of
>> > 1,788 ==6296==    at 0x4023F5B: calloc (vg_replace_malloc.c:418)
>> > ==6296==    by 0x4084B38: evas_object_rectangle_new
>> > (evas_object_rectangle.c:134)
>> > ==6296==    by 0x4084A13: evas_object_rectangle_init
>> > (evas_object_rectangle.c:109)
>> > ==6296==    by 0x40849E1: evas_object_rectangle_add
>> > (evas_object_rectangle.c:95) ==6296==    by 0x43E532E: _edje_add
>> > (edje_main.c:211) ==6296==    by 0x43E86F8: _edje_smart_add
>> > (edje_smart.c:65) ==6296==    by 0x4085D83: evas_object_smart_add
>> > (evas_object_smart.c:346) ==6296==    by 0x43E86D4: edje_object_add
>> > (edje_smart.c:56) ==6296==    by 0x41D1A75: elm_button_add
>> > (elm_button.c:222) ==6296==    by 0x804C6B6: button_add (app.c:442)
>> > ==6296==    by 0x804E2FD: elapsed_bar_add (app.c:1228)
>> > ==6296==    by 0x804E535: control_pager_add (app.c:1270)
>> >
>> > There are lots of more.  The summary is quite scary:
>> > ==6671== LEAK SUMMARY:
>> > ==6671==    definitely lost: 1,016 bytes in 12 blocks
>> > ==6671==    indirectly lost: 4,340 bytes in 217 blocks
>> > ==6671==      possibly lost: 2,915,620 bytes in 5,119 blocks
>> > ==6671==    still reachable: 584,490 bytes in 6,969 blocks
>> > ==6671==         suppressed: 0 bytes in 0 blocks
>> >
>> > I'm not sure how possible "possibly lost" means.  Is it safe to
>> > ignore?  I believe those warnings were not there.  But my memory might
>> > be at fault.
>>
>> Possibly lost means it wasn't freed at exit generally.
>>
>> Ignore them.  The OS is a hell of a lot better (and faster) at cleaning
>> such things up[1].
>>
>>       Regards,
>>       nash
>>
>> [1] Deleting an entire address space is great cleanup method[2] ;-)
>> [2] And doesn't need you to thrash your TLB and swap following free
>> memory lists too.
>
> you said it for me. the onyl things to really worry about are the definitely
> losts. indirectly lost - cant remember. need to check. as such the definitely
> losts in efl are quite small and limited to 1-offs. if they were recurring -
> they'd be fixed.

OK.  Though, it's quite troubling as the actual leaks may blend into
the massive listing of valgrind output.  Those warnings were not there
and that's bugging me.

>
> --
> ------------- Codito, ergo sum - "I code, therefore I am" --------------
> The Rasterman (Carsten Haitzler)    ras...@rasterman.com
>
>



-- 
brian
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