Re: SOLR Upgrade 3.x to 4.10

2016-04-12 Thread abhi Abhishek
Thanks Erick and Shawn for the input. it makes more sense to move to SOLR 5.x but we would like to get there in few iterations gradually making incremental changes to have a smooth cut over. our index size is 3TB (10 shards of 300G each), i was looking for a alternate route which would save me fro

Re: SOLR Upgrade 3.x to 4.10

2016-04-12 Thread Shawn Heisey
On 4/12/2016 6:10 AM, abhi Abhishek wrote: > I have SOLR 3.6 running currently, i am planning to upgrade this to > SOLR 4.10. Below were the thoughts we could come up with. > > 1. in place upgrade >I would be making the SOLR 4.10 slave of 3.6 and copy the indexes, > and optimize this in

Re: SOLR Upgrade 3.x to 4.10

2016-04-12 Thread Erick Erickson
I would always re-index if possible, it's more certain than upgrading the indexes. It's "not possible" when it takes very long And why go for 4.10 rather than 5.5 (Note, 5.5.1 will be out Real Soon Now). If you can re-index, I'd really think about upgrading to 5.5.1 and going from there. Best

SOLR Upgrade 3.x to 4.10

2016-04-12 Thread abhi Abhishek
Hi All, I have SOLR 3.6 running currently, i am planning to upgrade this to SOLR 4.10. Below were the thoughts we could come up with. 1. in place upgrade I would be making the SOLR 4.10 slave of 3.6 and copy the indexes, and optimize this index. will optimizing the Lucene 3.3 ind