I was actually referring to ZooKeeper data. If you move your ZooKeeper instance to a different set of servers, then you'll lose your history. I don't know how Solr copes with such a move, but sounds risky.
-Flavio > On 15 Mar 2016, at 16:32, Rachid Bouacheria <[email protected]> wrote: > > Hi Flavio, > > Thank you so much for your reply! > > I did send an email to the solr list...but no reply yet. > > No I am not planning on migrating to Solr to a new set of servers. > > My cluster is comprised of 3 servers with 2 shards currently running with > with zookeper embedded > > *What I have Currently* > Server1: Leader + replica1 + replica2 (with zookeper embedded) > Server2: Leader + replica3 + replica4 (with zookeper embedded) > Server3: Leader + replica4 + replica5 (with zookeper embedded) > > *What I want to do * > > Server1: Leader + replica1 + replica2 > Server2: Leader + replica3 + replica4 > Server3: Leader + replica4 + replica5 > > Server4 :zooper1 > Server5: zooper2 > Server6: zooper3 > > The solr data will not be touched. > > > I was thinking that I would add server4,server5,server6 to my exiting > (embedded) ensemble 1st. > Then remove the embedded zookeper. > > Not sure if it would work.. > Rachid > > > > > > > > > > > On Tue, Mar 15, 2016 at 9:13 AM, Flavio Junqueira <[email protected]> wrote: > >> Hi Rachid, >> >> Have you asked on the Solr list? They are probably better equipped to >> answer your question. >> >> On our end, if you are switching to a new set of servers, it is unclear >> how you're going to safely migrate your data from the old ensemble to the >> new one. It is also unclear what will happen with in-flight requests. If it >> is the same set of servers, then I don't se why you'd have issues. We'd >> need to know more about your setup, though. >> >> -Flavio >> >>> On 15 Mar 2016, at 16:07, Rachid Bouacheria <[email protected]> wrote: >>> >>> Hi, >>> >>> I am running solr 4.x on 3 servers with zookeper embedded in prod. >>> >>> Each servers has 1 leader and 2 replicas. >>> >>> I want to switch zookeper from embedded to standalone. >>> >>> I want to know if the steps are documented anywhere? I could not find >> them. >>> >>> I am worried my index will get messed up if in the transition. >>> >>> Thank you very much! >> >>
