Tarasov Alexey lexa at
Thu Mar 30 11:31:38 UTC 2006

Please, don't leave us, David!

Best regards,
Tarasov Alexey.

David Xu wrote:
> Hi everyone,
> I will go away today due to some unpleasant person attack to me, in the past,
> I have made lots of work in FreeBSD threading work, this includes kernel
> threading in earlier stage and thread libraries later, and gdb support for
> these new thread libraries from kernel to userland everywhere, spent lots
> of time to work in libpthread, and later make libthr to be best performance 
> library for mysql and possible other applications developed on Linux and make 
> it run on most platforms we current support.
> because the work load was large, I admit I have made some coding
> mistakes which some people think it is serious while other don't think so,
> I don't think it is not fixable, time goes and things will be fixed, think 
> about FreeBSD comes from a 4.x which is ignorant about true kernel based 
> thread, changing to current thread based kernel is really a painful thing to 
> do, even with recently 6.1, I still have fixed lots of thread suspension race 
> which I think is obscure, of course, my work does not stop on threading,
> recent, I also have added signal queue, POSIX message queue and timer,
> made AIO MP-safe, these are all work-in-progress, but I am sorry, the attack 
> made to me is very harmful, I feel I can not recover from such disaster, 
> working on FreeBSD is no longer fun. I will still use FreeBSD, but no
> contribution, current it is default OS I use in daily work from desktop to
> notebook.
> I wish FreeBSD will succeed as its 4.x versions did.
> Sincerely,
> David Xu
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