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Date: Sat, 5 Mar 2011 15:23:00 +0300
From: Eygene Ryabinkin <rea@freebsd.org>
To: Eric Anderson <anderson@ttel.com>
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Subject: Re: Mem leak : malloc/free + pthreads = leakage?
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Fri, Mar 04, 2011 at 10:02:45PM -0600, Eric Anderson wrote:
> I have a moderately threaded userland program (all C) I am working
> on (using pthreads, freebsd 8.1 64bit).  It seems to leak memory
> (using standard malloc/free) badly.  I am using pcap to capture
> packets and process them. I have a handful of libs statically linked
> in (pcap is one, the rest don't seem to matter - I can remove them
> and still see the leak). =20
>=20
> Does anyone know of issues regarding malloc/free on multithreaded
> userland apps? =20

I personally hadn't heard about them, but you can definitely run
your program under Valgrind's memcheck tool -- it often does the
good amount of work and detects many leaks.  Valrgind is ported
to FreeBSD, devel/valgrind.
--=20
Eygene Ryabinkin                                        ,,,^..^,,,
[ Life's unfair - but root password helps!           | codelabs.ru ]
[ 82FE 06BC D497 C0DE 49EC  4FF0 16AF 9EAE 8152 ECFB | freebsd.org ]

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