Thanks, that issue looks interesting! On 16/12/16 16:38, Pushkar Raste wrote: > This kind of separation is not supported yet. There however some work > going on, you can read about it on > https://issues.apache.org/jira/browse/SOLR-9835 > > This unfortunately would not support soft commits and hence would not be a > good solution for near real time indexing. > > On Dec 16, 2016 7:44 AM, "Jaroslaw Rozanski" <m...@jarekrozanski.com> wrote: > >> Sorry, not what I meant. >> >> Leader is responsible for distributing update requests to replica. So >> eventually all replicas have same state as leader. Not a problem. >> >> It is more about the performance of such. If I gather correctly normal >> replication happens by standard update request. Not by, say, segment copy. >> >> Which means update on leader is as "expensive" as on replica. >> >> Hence, if my understanding is correct, sending search request to replica >> only, in index heavy environment, would bring no benefit. >> >> So the question is: is there a mechanism, in SolrCloud (not legacy >> master/slave set-up) to make one node take a load of indexing which >> other nodes focus on searching. >> >> This is not a question of SolrClient cause that is clear how to direct >> search request to specific nodes. This is more about index optimization >> so that certain nodes (ie. replicas) could suffer less due to high >> volume indexing while serving search requests. >> >> >> >> >> On 16/12/16 12:35, Dorian Hoxha wrote: >>> The leader is the source of truth. You expect to make the replica the >>> source of truth or something???Doesn't make sense? >>> What people do, is send write to leader/master and reads to >> replicas/slaves >>> in other solr/other-dbs. >>> >>> On Fri, Dec 16, 2016 at 1:31 PM, Jaroslaw Rozanski <m...@jarekrozanski.com >>> >>> wrote: >>> >>>> Hi all, >>>> >>>> According to documentation, in normal operation (not recovery) in Solr >>>> Cloud configuration the leader sends updates it receives to all the >>>> replicas. >>>> >>>> This means and all nodes in the shard perform same effort to index >>>> single document. Correct? >>>> >>>> Is there then a benefit to *not* to send search requests to leader, but >>>> only to replicas? >>>> >>>> Given index & search heavy Solr Cloud system, is it possible to separate >>>> search from indexing nodes? >>>> >>>> >>>> RE: Solr 5.5.0 >>>> >>>> -- >>>> Jaroslaw Rozanski | e: m...@jarekrozanski.com >>>> 695E 436F A176 4961 7793 5C70 AFDF FB5E 682C 4D3D >>>> >>>> >>> >> >> -- >> Jaroslaw Rozanski | e: m...@jarekrozanski.com >> 695E 436F A176 4961 7793 5C70 AFDF FB5E 682C 4D3D >> >> >
-- Jaroslaw Rozanski | e: m...@jarekrozanski.com 695E 436F A176 4961 7793 5C70 AFDF FB5E 682C 4D3D
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