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From Mike <>
Subject Re: Using postCommit event to swap cores
Date Sat, 21 Aug 2010 02:13:32 GMT
  On 8/20/2010 9:52 PM, Lance Norskog wrote:
> Another way to do this is to set up the "live" core to do replication
> from the "standby" core. Replication should work this way, between
> different cores in the same Solr instance. This is cleaner than
> swapping the two cores.
> On Thu, Aug 19, 2010 at 7:25 AM, simon<>  wrote:
>> Hi there,
>> I have solr configured with 2 cores, "live" and "standby".  "Live" is
>> used to service search requests from our users.  "Standby" is used to
>> rebuild the index from scratch each night.  Currently I have the
>> postCommit hook setup to swap the two cores over as soon as the indexing
>> on "standby" is complete.
>> It seems to work well on my development box, but I have not seen this
>> approach discussed elsewhere so I was wondering if I was missing
>> something here.
>> Feedback gratefully received!
>> Simon
Depending on the size of your index (or the number of indexes you have) 
and update frequency, you can even offload indexing to a dedicated 
server and replicate from that. Works very well for us and we have about 
8 cores.

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