Re: libltdl leaks when unloading plugins depending on external lib

[Brice Goglin]

Le 04/04/2012 00:04, Bob Friesenhahn a écrit :
> On Tue, 3 Apr 2012, Brice Goglin wrote:
>>> It is common for glibc to secretly allocate some memory for its own
>>> use, and this is particularly true for multi-threaded programs.  Often
>>> it has no way to safely release this memory.
>>
>> I tried with another dependency (libpci instead of libpthread), the
>> leaks go away, so indeed the problem is likely outside of libltdl.
>
> The important thing to test for is that if you load and  unload this
> module 1000 times, do you see 1000X as much "leak" or the same amount
> as when loading/unloading one time?

As I said in my first mail, the amount of leaks doesn't seem to depend
on the number of loads/unloads. So it's not annoying, except the
valgrind warning, which can be suppressed anyway.

thanks
Brice