On 12/05/2014 21:28, Brandon Simmons wrote:
The idea is I'm using two atomic counters to coordinate concurrent
readers and writers along an infinite array (a linked list of array
segments that get allocated as needed and garbage collected as we go).
So currently each cell in each array is
On 10/05/2014 21:57, Brandon Simmons wrote:
Another silly question: when card-marking happens after a write or
CAS, does that indicate this segment maybe contains old-to-new
generation references, so be sure to preserve (scavenge?) them from
collection ?
Yes, that's exactly right.
Cheers,
On 09/05/2014 19:21, Brandon Simmons wrote:
A couple of updates: Edward Yang responded here, confirming the sort
of track I was thinking on:
http://blog.ezyang.com/2014/05/ghc-and-mutable-arrays-a-dirty-little-secret/
And I can report that:
1) cloning a frozen array doesn't provide the
On Mon, May 12, 2014 at 4:32 AM, Simon Marlow marlo...@gmail.com wrote:
On 09/05/2014 19:21, Brandon Simmons wrote:
A couple of updates: Edward Yang responded here, confirming the sort
of track I was thinking on:
http://blog.ezyang.com/2014/05/ghc-and-mutable-arrays-a-dirty-little-secret/
Excerpts from Brandon Simmons's message of 2014-05-10 13:57:40 -0700:
Another silly question: when card-marking happens after a write or
CAS, does that indicate this segment maybe contains old-to-new
generation references, so be sure to preserve (scavenge?) them from
collection ? In my initial
A couple of updates: Edward Yang responded here, confirming the sort
of track I was thinking on:
http://blog.ezyang.com/2014/05/ghc-and-mutable-arrays-a-dirty-little-secret/
And I can report that:
1) cloning a frozen array doesn't provide the benefits of creating a
new array and freezing
Hello Brandon,
Excerpts from Brandon Simmons's message of 2014-05-08 16:18:48 -0700:
I have an unusual application with some unusual performance problems
and I'm trying to understand how I might use unsafeFreezeArray to help
me, as well as understand in detail what's going on with boxed
On May 9, 2014 5:13 PM, Edward Z. Yang ezy...@mit.edu wrote:
Hello Brandon,
Excerpts from Brandon Simmons's message of 2014-05-08 16:18:48 -0700:
I have an unusual application with some unusual performance problems
and I'm trying to understand how I might use unsafeFreezeArray to help
Any chance you could try to use storable or unboxed vectors?
On Friday, May 9, 2014, Brandon Simmons brandon.m.simm...@gmail.com wrote:
On May 9, 2014 5:13 PM, Edward Z. Yang
ezy...@mit.edujavascript:_e(%7B%7D,'cvml','ezy...@mit.edu');
wrote:
Hello Brandon,
Excerpts from Brandon
Excerpts from Carter Schonwald's message of 2014-05-09 16:49:07 -0700:
Any chance you could try to use storable or unboxed vectors?
Neither of those will work if, at the end of the day, you need to
store pointers to heap objects
Edward
___
true enough
On Fri, May 9, 2014 at 7:55 PM, Edward Z. Yang ezy...@mit.edu wrote:
Excerpts from Carter Schonwald's message of 2014-05-09 16:49:07 -0700:
Any chance you could try to use storable or unboxed vectors?
Neither of those will work if, at the end of the day, you need to
store
I have an unusual application with some unusual performance problems
and I'm trying to understand how I might use unsafeFreezeArray to help
me, as well as understand in detail what's going on with boxed mutable
arrays and GC. I'm using the interface from 'primitive' below.
First some basic
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