Yup, that's exactly the problem you'd be facing.

-- 
Pat

On 30/06/2010, at 11:30 AM, gmoniey wrote:

> Hi Pat,
> 
> Thanks for responding. I would like to stay away from delayed deltas
> as we need items to be added to the indexes in realtime. If the index
> files are accessible by all servers, is the issue then contention over
> the same files when attempting to update the deltas?
> 
> On Jun 29, 5:55 pm, Pat Allan <[email protected]> wrote:
>> When you're dealing with multiple servers, the best delta approach is 
>> delayed deltas - and so you have the delayed job queue running on the same 
>> machine that your index files (and probably searchd) are located on.
>> 
>> That way, all the Sphinx files and processes are in one place, and delta 
>> requests get put into the database, and then are handled by the queue.
>> 
>> --
>> Pat
>> 
>> On 30/06/2010, at 10:45 AM, gmoniey wrote:
>> 
>> 
>> 
>>> I'm transitioning my app to a multiple server setup, and I am trying
>>> to figure out what the best approach is. From what I gather, the
>>> following should be fine:
>> 
>>> 1. Run searchd on 1 machine, and have it point to indexes on a nas
>>> (which is accesible by all machines)
>>> 2. Point other machines to the 1 searchd instance.
>> 
>>> My concern/confusion is with deltas; from what I have read on the
>>> other posts, the delta indexing may fail, but I'm not quite sure why.
>>> Is it that multiple apps may be trying to write to the same files on
>>> the nas?
>> 
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