Yonik Seeley wrote:
>
> On Wed, Nov 12, 2008 at 2:06 PM, oleg_gnatovskiy
> <[EMAIL PROTECTED]> wrote:
>> The rsync seems to have nothing to do with slowness, because while the
>> rsync
>> is going on, there isn't any reload occurring, once the files are on the
>> system, it tries a curl request to reload the searcher, which at that
>> point
>> causes the delays. The file transfer probably has nothing to do with
>> this.
>> Does this mean that it happens during warming?
>
> Yes, it would seem so.
> It could either be that 1) warming the new reader slows down the
> current reader used to service queries
> or 2) the first queries to come into the new reader are slow (which
> can be solved with some static warming queries to load sort fields,
> facet caches, etc).
>
> How many CPUs does the box have that you are running on? What OS?
>
> -Yonik
>
>
>
>> Yonik Seeley wrote:
>>>
>>> On Tue, Nov 11, 2008 at 9:31 PM, oleg_gnatovskiy
>>> <[EMAIL PROTECTED]> wrote:
>>>> Hello. We have an index with 15 million documents working on a
>>>> distributed
>>>> environment, with an index distribution setup. While an index on a
>>>> slave
>>>> server is being updated, query response times become extremely slow
>>>> (upwards
>>>> of 5 seconds). Is there any way to decrease the hit query response
>>>> times
>>>> take while an index is being pushed?
>>>
>>> Can you tell why it's getting slow? Is this during warming, or does
>>> it begin during the actual transfer of the new index?
>>>
>>> One possibility is that the new index being copied forces out parts of
>>> the old index from the OS cache. More memory would help in that
>>> scenario.
>>>
>>> -Yonik
>>>
>>>
>>
>> --
>> View this message in context:
>> http://www.nabble.com/Query-Performance-while-updating-the-index-tp20452835p20467099.html
>> Sent from the Solr - User mailing list archive at Nabble.com.
>>
>>
>
>
8 CPUs and Linux OS
--
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