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From Walter Underwood <wun...@wunderwood.org>
Subject Re: Storing Solr Index on NFS
Date Mon, 15 Apr 2013 16:59:19 GMT
Solr 4.2 does have field compression which makes smaller indexes. That will reduce the amount
of network traffic. That probably does not help much, because I think the latency of NFS is
what causes problems.

wunder

On Apr 15, 2013, at 9:52 AM, Ali, Saqib wrote:

> Hello Walter,
> 
> Thanks for the response. That has been my experience in the past as well.
> But I was wondering if there new are things in Solr 4 and NFS 4.1 that make
> the storing of indexes on a NFS mount feasible.
> 
> Thanks,
> Saqib
> 
> 
> On Mon, Apr 15, 2013 at 9:47 AM, Walter Underwood <wunder@wunderwood.org>wrote:
> 
>> On Apr 15, 2013, at 9:40 AM, Ali, Saqib wrote:
>> 
>>> Greetings,
>>> 
>>> Are there any issues with storing Solr Indexes on a NFS share? Also any
>>> recommendations for using NFS for Solr indexes?
>> 
>> I recommend that you do not put Solr indexes on NFS.
>> 
>> It can be very slow, I measured indexing as 100X slower on NFS a few years
>> ago.
>> 
>> It is not safe to share Solr index files between two Solr servers, so
>> there is no benefit to NFS.
>> 
>> wunder
>> --
>> Walter Underwood
>> wunder@wunderwood.org
>> 
>> 
>> 
>> 

--
Walter Underwood
wunder@wunderwood.org




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