From owner-freebsd-emulation  Tue Jan  4 15:52:35 2000
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From: Nate Williams <nate@mt.sri.com>
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To: Amancio Hasty <hasty@rah.star-gate.com>
Cc: nate@mt.sri.com (Nate Williams), Bob Shaw <bob@securify.com>,
	emulation@FreeBSD.ORG
Subject: Re: linux_base-6.1: Are Linux threads supported? 
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> > > > > I'd like to install Blackdown JDK 1.2.2 RC3 on FreeBSD 3.4
> > > > > with linux_base-6.1. I know there are some Blackdown problems with
> > > > > native threads, but I have not been able to determine whether there
> > > > > are any FreeBSD-specific problems that will remain once Blackdown
> > > > > gets their release fixed. Will native threads at the JDK level map to
> > > > > native threads at the FreeBSD 3.4 level? (If so, is there any idea how
> > > > > performance will compare to native Linux?)
> > > > 
> > > > FreeBSD has no native 'kernel threads', so it won't help out.  However,
> > > > the Linux JIT is a *big* improvement.
> > > 
> > > I could have sworn to have used linux kernel threads in FreeBSD 8)
> > 
> > Linux kernel threads are not native kernel threads.  They are not part
> > of the standard distribution, they have an incompatible license, and do
> > not scale very well on most Java applications.  However, for *certain*
> 
> Dumb question: Are the Linux kernel threads on FreeBSD comparable to
> Linux kernel threads running on Linux? That is do the kernel threaded apps
> run with the same architectural flaws both on Linux and FreeBSD?

I believe so.


Nate


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