[syslog-ng] Solaris 10 UDP overflows, message drops

[Balazs Scheidler]

On Mon, 2011-05-02 at 20:09 +0200, Balazs Scheidler wrote:
> On Mon, 2011-05-02 at 13:01 -0400, Mishou Michael wrote:
> > I found http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22286 and disabled
> > optimization with -O0 in CFLAGS/CPPFLAGS, still getting the same exact
> > error.
> > 
> > I found this which seems to address the problem:
> > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21613.  Seems to only be an
> > issue when using -fPIC with GCC 3.4 (I'm using 3.4.6).  I have to use
> > -fPIC to use the TLS references (I think).  I'm not sure where to go
> > from here, I don't fully understand the workaround in bug 21613 listing
> > (at the bottom), I guess I could move to a newer version of GCC?  I'm
> > not sure how much I'll break doing that, but it's worth a shot I
> > suppose.
> > 
> 
> Before touching the toolchain (which I don't recommend while porting
> ivykis to various platforms and failed miserably), 

argh, successfully edited this sentence to complete gribberish. So I
don't recommending trying to fix the toolchain, we've tried that and
failed miserably.

> we've patched ivykis
> to work on systems the __thread is not available.
> 
> I'm not sure if Gergely has prepared the patched ivykis or the upstream
> one. (we were exchanging patches with upstream, but not everything was
> integrated yet).
> 
> The proper version is here:
> 
> http://git.balabit.hu/?p=bazsi/ivykis.git;a=summary
> 
> which is equivalent to:
> 
> git://git.balabit.hu/bazsi/ivykis.git
> 
> But if you don't have git, you can grab a tarball from the gitweb
> interface, e.g:
> 
> http://git.balabit.hu/?p=bazsi/ivykis.git;a=snapshot;h=1d9e413f31e09a2c8212863fa6393f787b318b87
> 
> If you still cannot get it to compile, it'd be helpful if you could
> include the config.log / config.status files in the syslog-ng root
> directory, that should contain lib/ivykis checks too. The most
> interesting part is whether it finds support for __thread variables.
> 
> Now as I think if it, it probably does, and that's the cause of the
> error, since your compiler doesn't really support it (because of the
> error), but is able to compile a simple test program.
> 
> You could try to edit lib/ivykis/lib/iv_thr.h and add:
> 
> #undef HAVE_TLS
> #define HAVE_TLS 0
> 
> after the config.h header is included.
> 

-- 
Bazsi