"..including key filters ... is an expensive operation that should not be used in production"

Craig Muth craig at homerun.com
Tue Aug 23 12:47:06 EDT 2011


> until some upcoming changes land, and always on 0.14.x

When will the non-blocking key filtering land in a stable release?

--Craig



On Mon, Aug 22, 2011 at 8:23 PM, Sean Cribbs <sean at basho.com> wrote:

> Craig,
>
> The warning is there to discourage users from using list-keys, but it
> doesn't prevent the operation from performing. Generally, list-keys can spam
> a lot of your cluster, potentially blocking other operations (until some
> upcoming changes land, and always on 0.14.x). You should still plan for the
> day when list-keys will be too inconvenient even for the occasional query.
>
> Nevertheless, you can disable that warning message using:
>
> Riak.disable_list_keys_warnings = true
>
>
> On Mon, Aug 22, 2011 at 11:10 PM, Craig Muth <craig at homerun.com> wrote:
>
>> Seeing this in the log:
>>
>> "Full-bucket MapReduce, including key filters, invokes list-keys which is
>> an expensive operation that should not be used in production"
>>
>> Assuming one is ok with having a query take a few seconds it's acceptable
>> to use a key filter in production, correct?
>>
>> --Craig
>>
>>
>> _______________________________________________
>> riak-users mailing list
>> riak-users at lists.basho.com
>> http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com
>>
>>
>
>
> --
> Sean Cribbs <sean at basho.com>
> Developer Advocate
> Basho Technologies, Inc.
> http://www.basho.com/
>
>
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