Sorry that should have read have not tested in solr cloud. 

> On Jul 6, 2017, at 6:37 PM, Dave <hastings.recurs...@gmail.com> wrote:
> 
> I have tested that out in solr cloud, but for solr master slave replication 
> the config sets will not go without a reload, even if specified in the in the 
> slave settings. 
> 
>> On Jul 6, 2017, at 5:56 PM, Erick Erickson <erickerick...@gmail.com> wrote:
>> 
>> I'm not entirely sure what happens if the sequence is
>> 1> node drops out due to network glitch but Solr is still running
>> 2> you upload a new configset
>> 3> the network glitch repairs itself
>> 4> the Solr instance reconnects.
>> 
>> Certainly if the Solr node is _restarted_ or _reloaded_ the new
>> configs are read down.
>> 
>> The _index_ is always checked after a node is unavailable, so I'm sure
>> of this sequence.
>> 1> node drops out due to network glitch but Solr is still running
>> 2> indexing continues
>> 3> the network glitch repairs itself
>> 4> the Solr instance reconnects.
>> 5> the index is synchronized if necessary
>> 
>> Anyone else wants to chime in?
>> 
>> 
>> Best,
>> Erick
>> 
>> On Thu, Jul 6, 2017 at 2:27 PM, Lars Karlsson
>> <lars.karlsson.st...@gmail.com> wrote:
>>> Ok, so although there was a configuration change and/or schema change
>>> (during network segmentation) that normally requires a manual core reload
>>> (that nowadays happen automatically via the schema API), this replica will
>>> get instructions from Zookeeper to update its configuration and schema,
>>> reload its core, then synchronize and finally serve again,
>>> 
>>> Please confirm.
>>> 
>>> Regards
>>> Lars
>>> 
>>> 
>>>> On Thu, 6 Jul 2017 at 23:18, Erick Erickson <erickerick...@gmail.com> 
>>>> wrote:
>>>> 
>>>> right, when the node connects again to Zookeeper, it will also rejoin
>>>> the collection. At that point it's index is synchronized with the
>>>> leader and when it goes "active", then it should again start serving
>>>> queries.
>>>> 
>>>> Best,
>>>> Erick
>>>> 
>>>> On Thu, Jul 6, 2017 at 2:04 PM, Lars Karlsson
>>>> <lars.karlsson.st...@gmail.com> wrote:
>>>>> Hi all, please help clarify how solr will handle network segmented
>>>> replica
>>>>> meanwhile configuration and reload of cores/nodes for one collection is
>>>>> applied?
>>>>> 
>>>>> Does the replica become part of the collection after connectivity is
>>>>> restored?
>>>>> 
>>>>> Hence the node is not down, but lost ability to communicate to zookeepers
>>>>> and other nodes for a short while.
>>>>> 
>>>>> Regards
>>>>> Lars
>>>> 

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