I should add that I did supply --no-checks and that helped about 10%.
On Mon, May 11, 2015 at 10:04 AM, Brian Guarraci <[email protected]> wrote:
> 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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