Re: quantlib multi-threading fix

Posted by Klaus Spanderen-2 on
URL: http://quantlib.414.s1.nabble.com/quantlib-multi-threading-fix-tp16187p16349.html

Hi,

at the time being the patch is not on github. I'll catch up and send you an
"invite".

regards
Klaus

On Friday, March 06, 2015 11:47:25 AM Luigi Ballabio wrote:

> Hi Klaus,
>      I've seen you posted the patch for 1.5 on your blog.  Do you have it
> as a branch on your repo, too? If so, I'd pull it into mine.
>
> Luigi
>
> On Sat, Jan 24, 2015 at 12:51 PM, Klaus Spanderen <[hidden email]>
>
> wrote:
> > Hi Luigi,
> >
> > sure, I'm happy to support the patch for the upcoming releases.
> >
> > regards
> > Klaus
> >
> > On Friday, January 23, 2015 10:03:21 AM Luigi Ballabio wrote:
> > > Klaus is right. However, we could kind of officially support it by
> > > adding
> > > the code as a branch on GitHub and keeping it up to date with master (if
> > > not continuously, at least every once in a while or after releases).
> >
> > Klaus,
> >
> > > what do you think?
> > >
> > > Luigi
> > >
> > > On Thu, Jan 22, 2015 at 9:44 AM, Klaus Spanderen <[hidden email]>
> >
> > wrote:
> > > > Hi
> > > >
> > > > IMO the main reason is that this patch fixes one important
> >
> > multi-threading
> >
> > > > issue
> > > > expecially when using QuantLib in C#/Java, namely the Observer
> > > > pattern.
> > > > But the
> > > > modified Observer pattern implementation is based on boost::signals2
> >
> > and
> >
> > > > therefore comes with a performance penalty and the rest of the
> > > > implemenation
> > > > needs a dirty trick via boost shared pointer debug hook to work.
> > > >
> > > > Therefore I'd only recommend using the patch if you really need it and
> >
> > I'd
> >
> > > > prefer to not "pollute" the official QL release.
> > > >
> > > > regards
> > > > Klaus
> > > >
> > > > > SteveGe <[hidden email]> hat am 21. Januar 2015 um 08:22
> > > >
> > > > geschrieben:
> > > > > There are some good fix for quantlib under multi-threading scenario.
> >
> > I
> >
> > > > > am
> > > > > wondering why the fix not end up in quantlib library.
> >
> > https://hpcquantlib.wordpress.com/2013/07/26/multi-threading-and-quantlib/
> >
> > > > > --
> >
> > > > > View this message in context:
> > http://quantlib.10058.n7.nabble.com/quantlib-multi-threading-fix-tp16187.h
> >
> > > > tml>
> > > >
> > > > > Sent from the quantlib-users mailing list archive at Nabble.com.
> >
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