It says:
warning: --specialize was set, but CHPL_TARGET_ARCH is 'unknown'. If you
want any specialization to occur please set CHPL_TARGET_ARCH to a proper
value.
It's unclear which target arch is appropriate.
On Mon, May 11, 2015 at 9:55 AM, Brad Chamberlain <[email protected]> wrote:
>
> Hi Brian --
>
> Getting --fast working should definitely be the first priority. What
> about it fails to work?
>
> -Brad
>
>
>
> On Sun, 10 May 2015, Brian Guarraci wrote:
>
> Hi,
>>
>> I've been testing my search index on my 16 node ARM system and have been
>> running into some strange behavior. The cool part is that the locale
>> partitioning concept seems to work well, the downside is that the system
>> is
>> very slow. I've rewritten the approach a few different ways and haven't
>> made a dent, so wanted to ask a few questions.
>>
>> On the ARM processors, I can only use FIFO and can't optimize (--fast
>> doesn't work). Is this going to significantly affect cross-locale
>> performance?
>>
>> I've looked at the generated C code and tried to minimize the _comm_
>> operations in core methods, but doesn't seem to help. Network usage is
>> still quite low (100K/s) while CPUs are pegged. Are there any profiling
>> tools I can use to understand what might be going on here?
>>
>> Generally, on my laptop or single node, I can index about 1.1MM records in
>> under 10s. With 16 nodes, it takes 10min to do 100k records.
>>
>> Wondering if there's some systemic issue at play here and how can further
>> investigate.
>>
>> Thanks!
>> Brian
>>
>>
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