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Message from discussion SlaveOk queries doesn't seems to go through mongoS
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Kristina Chodorow  
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 More options Mar 20 2012, 11:23 am
From: Kristina Chodorow <krist...@10gen.com>
Date: Tue, 20 Mar 2012 08:23:31 -0700 (PDT)
Local: Tues, Mar 20 2012 11:23 am
Subject: Re: SlaveOk queries doesn't seems to go through mongoS
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Hmm, can you run mongostat --discover for a few minutes while you do some
queries and then send its output + mongos log from that time?

On Tuesday, March 20, 2012 9:54:18 AM UTC-4, Simon T. wrote:

> If I fire 30k requests to the mongos. When watching the mongostat of each
> server, I see that its always the master of each shard that is anwsering
> and none of the secondaries.

> Since all the drivers can see is the mongos to whom it is connected, and
> its SlaveOk setting is set to "true". I assume that it's the mongos that
> did not forward the queries to the replica set with the mention "SlaveOk =
> true".

> On Monday, March 19, 2012 5:34:04 PM UTC-4, Kristina Chodorow wrote:

>> What makes you think that mongos isn't dispatching these queries to the
>> secondaries?

>> On Monday, March 19, 2012 4:42:53 PM UTC-4, Simon T. wrote:

>>> I forgot to mention that I'm using C# drivers 1.3.1 (latest as of now, I
>>> believe) and our servers are 2.0.3.


 
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