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From Jaroslaw Cwiklik <uim...@gmail.com>
Subject Re: UIMA CPE appears not to utilise more than a single thread
Date Mon, 13 Apr 2015 16:19:22 GMT
Not sure if this is the cause but check if your AE descriptor has this
<multipleDeploymentAllowed>true</multipleDeploymentAllowed>

Jerry

On Mon, Apr 13, 2015 at 12:07 PM, Eddie Epstein <eaepstein@gmail.com> wrote:

> The CPE runs pipeline threads in parallel, not necessarily CAS processors.
> In a CPE descriptor, generally all non-CasConsumer components make up the
> pipeline.
>
> Change the following line to indicate how many pipeline threads to run, and
> make sure the casPoolSize is number of threads +2.
>
> <casProcessors casPoolSize="2" processingUnitThreadCount="1">
>
> Eddie
>
> On Mon, Apr 13, 2015 at 7:44 AM, Mario Gazzo <mario.gazzo@gmail.com>
> wrote:
>
> > It appears that I can only utilise a single CAS processor even if I
> > specify many more. I am not sure what I am doing wrong but I think I must
> > be missing something important in my configuration.
> >
> > We only need multithreading and not the distributed features of UIMA CPE
> > or similar. I copied and modified the UIMA FIT CpePipeline and CpeBuilder
> > to do this and I only altered thread counts and error handling since I
> want
> > the CAS just to be dropped on exceptions. I have verified that the
> accurate
> > number of CAS processors are created using the debugger and I can in
> > JConsole see that an equivalent amount of active threads are created but
> > only one thread seems to be fed from my simple custom collection reader,
> > which in the simple test setup only reads input entries from a file. I
> can
> > see this because I log the thread id inside the AEs, which is always the
> > same. I have also verified that the CAS pool size equals the number of
> > processors + 2.
> >
> > Is there some additional collection reader configuration required to feed
> > all the other CAS processors?
> >
> >
> >
> >
> >
> >
>

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