GET vs map reduce

Matt Ranney mjr at
Thu Aug 18 16:42:32 EDT 2011

On Thu, Aug 18, 2011 at 10:35 AM, Wilson MacGyver <wmacgyver at>wrote:

> it's been working fine. but lately, as traffic begin to increase, we
> started seeing time out errors
> on the map reduce call. the strange thing is, if I issue GET on each
> key, results are coming back
> without any problem.

We've found exactly this same behavior on our system.  Converting the
JavaScript map phases to individual GETs in our application has made
everything faster and more reliable.

I believe that the next major release of Riak is going to have some pretty
awesome new map / reduce functionality that should help with this.
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