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From Adam Kocoloski <kocol...@apache.org>
Subject Re: Suggestions on View performance optimization/improvement
Date Fri, 03 Apr 2009 16:22:40 GMT
On Apr 2, 2009, at 1:51 PM, Luke Tucker wrote:

>
> On Apr 1, 2009, at 1:37 PM, Paul Davis wrote:
>>
>> And then last but not least is adding
>> concurrency to passing documents through the JS process. The last bit
>> is probably easiest, but most reports say that couchjs is sitting
>> around 30% cpu indicating its not really the bottleneck quite yet.
>>
>> HTH,
>> Paul Davis
>
>
>
> Does couchdb supply the couchjs process with work to do while it is  
> performing i/o with previous results?

Nope.

> If not, I could also see this cpu utilization partially resulting  
> from cpu and i/o being used too serially vs. pipelined -- ie i/o may  
> very well be the bottleneck, but is there some room for improvement  
> before we're actually hitting it?

In my opinion, yes, there's quite a bit of room.  I've been meaning to  
code that pipelining up but haven't gotten around to it.  Cheers,

Adam

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