Re: [rvm-core] status of native threading

> Hi all,
>
> We've committed native threading to the trunk (r15395) and also some
> trivial optimizations (r 15405).  The code seems stable and quite
> fast.  There are some spurious crashes; we're investigating them now.
>
> Our current work plan is as follows:
>
> 1) Investigate bugs.
>
> 2) Resolve all JIRA subtasks associated with RVM-91.
>
> 3) Optimize further where possible.  There are still optimization
> opportunities that have not been exploited, for example in regards to
> locking, and especially in regards to GC.  There are also places where
> Classpath's native code is being dumb, and with the current framework
> we could easily add hacks to speed it up.
>
> 4) Fix MMTk to take advantage of the lack of green threads, and
> streamline it to take allow simpler implementations of concurrent
> collectors.
>
> (4) is already underway in a branch (see branches/RVM-777-
> NewMMTkGlue).  (1) and (2) are the top priorities; I'm working on
> those concurrently at the moment.
>
> There is also a potentially related issue:
>
> 5) Get harmony to work.
>
> I think this might be easier under native threads, but I also think
> that we may have regressed it slightly.  Ian, what are your thoughts?
>
> Let us know if you observe any outstanding issues with threading that
> aren't already JIRA'd.
>
> -Filip
>
>
>
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