[yt-dev] io chunks in yt-3.0
Matthew Turk
matthewturk at gmail.com
Mon May 12 11:19:42 PDT 2014
Hi Britton,
On Mon, May 12, 2014 at 2:16 PM, Britton Smith <brittonsmith at gmail.com> wrote:
> Hey all,
>
> I'm working on changing how HaloCatalog objects loop over halos from a model
> where every processor has to hold the entire halo list to a model in which
> we loop over "io" chunks. This will make the HaloCatalog scale much better
> to extremely large catalogs. My understanding was that an "io" chunk was
> essentially one file on disk. However, when I try to get io chunks from any
> one of the various halo catalog frontends, there seems to only ever be a
> single chunk that contains everything, regardless of how many files on disk
> the data is spread over. Is there a way to change this so that an io chunk
> represents the data from a single file?
That sounds like a bug; IO should be single file at a time. Can you
show me how you're checking?
-Matt
>
> Britton
>
> _______________________________________________
> yt-dev mailing list
> yt-dev at lists.spacepope.org
> http://lists.spacepope.org/listinfo.cgi/yt-dev-spacepope.org
>
More information about the yt-dev
mailing list