Susheel, Is there any client available in php for solr cloud which maintain the same ??
On Tue, Feb 16, 2016 at 7:31 AM, Susheel Kumar <susheel2...@gmail.com> wrote: > In SolrJ, you would use CloudSolrClient which interacts with Zookeeper > (which maintains Cluster State). See CloudSolrClient API. So that's how > SolrJ would know which node is down or not. > > > Thanks, > Susheel > > On Mon, Feb 15, 2016 at 12:07 AM, Midas A <test.mi...@gmail.com> wrote: > > > Erick, > > > > We are using php for our application so client would you suggest . > > currently we are using pecl solr client . > > > > > > but i want to understand that suppose we sent a request to a node and > that > > node is down that time how solrj figure out where request should go. > > > > On Fri, Feb 12, 2016 at 9:44 PM, Erick Erickson <erickerick...@gmail.com > > > > wrote: > > > > > bq: in case of solrcloud architecture we need not to have load balancer > > > > > > First, my comment about a load balancer was for the master/slave > > > architecture where the load balancer points to the slaves. > > > > > > Second, for SolrCloud you don't necessarily need a load balancer as > > > if you're using a SolrJ client requests are distributed across the > > replicas > > > via an internal load balancer. > > > > > > Best, > > > Erick > > > > > > On Thu, Feb 11, 2016 at 9:19 PM, Midas A <test.mi...@gmail.com> wrote: > > > > Erick , > > > > > > > > bq: We want the hits on solr servers to be distributed > > > > > > > > True, this happens automatically in SolrCloud, but a simple load > > > > balancer in front of master/slave does the same thing. > > > > > > > > Midas : in case of solrcloud architecture we need not to have load > > > balancer > > > > ? . > > > > > > > > On Thu, Feb 11, 2016 at 11:42 PM, Erick Erickson < > > > erickerick...@gmail.com> > > > > wrote: > > > > > > > >> bq: We want the hits on solr servers to be distributed > > > >> > > > >> True, this happens automatically in SolrCloud, but a simple load > > > >> balancer in front of master/slave does the same thing. > > > >> > > > >> bq: what if master node fail what should be our fail over strategy > ? > > > >> > > > >> This is, indeed one of the advantages for SolrCloud, you don't have > > > >> to worry about this any more. > > > >> > > > >> Another benefit (and you haven't touched on whether this matters) > > > >> is that in SolrCloud you do not have the latency of polling and > > > >> replicating from master to slave, in other words it supports Near > Real > > > >> Time. > > > >> > > > >> This comes at some additional complexity however. If you have > > > >> your master node failing often enough to be a problem, you have > > > >> other issues ;)... > > > >> > > > >> And the recovery strategy if the master fails is straightforward: > > > >> 1> pick one of the slaves to be the master. > > > >> 2> update the other nodes to point to the new master > > > >> 3> re-index the docs from before the old master failed to the new > > > master. > > > >> > > > >> You can use system variables to not even have to manually edit all > of > > > the > > > >> solrconfig files, just supply different -D parameters on startup. > > > >> > > > >> Best, > > > >> Erick > > > >> > > > >> On Wed, Feb 10, 2016 at 10:39 PM, kshitij tyagi > > > >> <kshitij.shopcl...@gmail.com> wrote: > > > >> > @Jack > > > >> > > > > >> > Currently we have around 55,00,000 docs > > > >> > > > > >> > Its not about load on one node we have load on different nodes at > > > >> different > > > >> > times as our traffic is huge around 60k users at a given point of > > time > > > >> > > > > >> > We want the hits on solr servers to be distributed so we are > > planning > > > to > > > >> > move on solr cloud as it would be fault tolerant. > > > >> > > > > >> > > > > >> > > > > >> > On Thu, Feb 11, 2016 at 11:10 AM, Midas A <test.mi...@gmail.com> > > > wrote: > > > >> > > > > >> >> hi, > > > >> >> what if master node fail what should be our fail over strategy ? > > > >> >> > > > >> >> On Wed, Feb 10, 2016 at 9:12 PM, Jack Krupansky < > > > >> jack.krupan...@gmail.com> > > > >> >> wrote: > > > >> >> > > > >> >> > What exactly is your motivation? I mean, the primary benefit of > > > >> SolrCloud > > > >> >> > is better support for sharding, and you have only a single > shard. > > > If > > > >> you > > > >> >> > have no need for sharding and your master-slave replicated Solr > > has > > > >> been > > > >> >> > working fine, then stick with it. If only one machine is > having a > > > load > > > >> >> > problem, then that one node should be replaced. There are > indeed > > > >> plenty > > > >> >> of > > > >> >> > good reasons to prefer SolrCloud over traditional master-slave > > > >> >> replication, > > > >> >> > but so far you haven't touched on any of them. > > > >> >> > > > > >> >> > How much data (number of documents) do you have? > > > >> >> > > > > >> >> > What is your typical query latency? > > > >> >> > > > > >> >> > > > > >> >> > -- Jack Krupansky > > > >> >> > > > > >> >> > On Wed, Feb 10, 2016 at 2:15 AM, kshitij tyagi < > > > >> >> > kshitij.shopcl...@gmail.com> > > > >> >> > wrote: > > > >> >> > > > > >> >> > > Hi, > > > >> >> > > > > > >> >> > > We are currently using solr 5.2 and I need to move on solr > > cloud > > > >> >> > > architecture. > > > >> >> > > > > > >> >> > > As of now we are using 5 machines : > > > >> >> > > > > > >> >> > > 1. I am using 1 master where we are indexing ourdata. > > > >> >> > > 2. I replicate my data on other machines > > > >> >> > > > > > >> >> > > One or the other machine keeps on showing high load so I am > > > >> planning to > > > >> >> > > move on solr cloud. > > > >> >> > > > > > >> >> > > Need help on following : > > > >> >> > > > > > >> >> > > 1. What should be my architecture in case of 5 machines to > keep > > > >> >> > (zookeeper, > > > >> >> > > shards, core). > > > >> >> > > > > > >> >> > > 2. How to add a node. > > > >> >> > > > > > >> >> > > 3. what are the exact steps/process I need to follow in order > > to > > > >> change > > > >> >> > to > > > >> >> > > solr cloud. > > > >> >> > > > > > >> >> > > 4. How indexing will work in solr cloud as of now I am using > > > mysql > > > >> >> query > > > >> >> > to > > > >> >> > > get the data on master and then index the same (how I need to > > > change > > > >> >> this > > > >> >> > > in case of solr cloud). > > > >> >> > > > > > >> >> > > Regards, > > > >> >> > > Kshitij > > > >> >> > > > > > >> >> > > > > >> >> > > > >> > > > > > >
