Running Solr 4 on Sun vs OpenJDK JVM?

2013-07-23 Thread Cosimo Streppone
Hi, do you have any advice on operating a Solr 4.0 read-only instance with regards to the underlying JVM? In particular I'm wondering about stability and memory usage, but anything else you might add is welcome, when it comes to OpenJDK vs Sun/Oracle Hotspot, v6 vs v7. What are you running, wha

Re: How to check does index needs optimize or not?

2013-06-10 Thread Cosimo Streppone
On 10/6/2013 19:15, Shawn Heisey wrote: On 6/10/2013 10:18 AM, Michael Della Bitta wrote: Hi all, first post to this really useful list. My experience with Solr (4.0) started just a few months ago. I had no prior exposure to Solr 3.x. That was my flip way of saying that "Optimize" is a high

Advice on Solr 4.0 index backups

2013-06-11 Thread Cosimo Streppone
Hi, I'd like your advice on this backup plan. It's my first Solr deployment (4.0). Production consists of 1 master and n frontend slaves placed in different datacenters, replicating through HTTP. Only master is backed up. Frontend slaves can die anytime or go stale for a while and that's ok. Bac

Re: Merge tool based on mergefactor

2013-06-19 Thread Cosimo Streppone
On 06/19/2013 03:21 AM, Otis Gospodnetic wrote: > You could call the optimize command directly on slaves, but specify > the target number of segments, e.g. > /solr/update?optimize=true&maxSegments=10 > > Not sure I recommend doing this on slaves, but you could - maybe you > have spare capacit