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From Jan Lehnardt <>
Subject Re: Largest CouchDB dbs?
Date Mon, 03 Nov 2008 09:38:19 GMT

On Nov 3, 2008, at 05:53, Jonathan Ginter wrote:

> I have a similar issue.  I am interested in using CouchDB to host a  
> 200+ GB database that will receive well over 200 million documents  
> per day.  Moreover, the data must roll out - i.e., constant  
> background purging - and also support UI queries.  And this is just  
> a starting point to match the abilities of the relational database  
> we are already running.  I will want the DB to scale up from there.
> If there is no hope of the CouchDB being able to handle all of that  
> - regardless of how many machines we deploy - I would like to know  
> that now before I look any further into this project.

> Does anyone have a reasonable idea about whether CouchDB will be  
> capable of such massive scalability or how many machines it would  
> take to scale that large?

This sounds like a scenario that CouchDB will ultimately be able to
handle nicely. I don't think we can give out any guarantees about when
an how this will be the case. Maintaining a 200+GB data set would  
quite some hand-wiring at the moment.

> I would appreciate any feedback that anyone might have on this.

I think Damien can chime in here :) Damien?


> Jonathan
> -----Original Message-----
> From: Paul Davis []
> Sent: Sunday, November 02, 2008 5:30 PM
> To:
> Subject: Re: Largest CouchDB dbs?
> Largets one I know of:
> On Sun, Nov 2, 2008 at 5:23 PM, Ask Bjørn Hansen <>  
> wrote:
>> What are the largest known production DBs in CouchDB?
>> I'm loading ~3M documents into a database that'll be probably  
>> around 10GB
>> and then grow from there.  So not very much data, but inserting and  
>> updating
>> views is much slower than I expected (or thought they were in tests  
>> on
>> earlier versions, is that possible?)
>> - ask

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