[ https://issues.apache.org/jira/browse/SOLR-11794?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Samuel Tatipamula updated SOLR-11794: ------------------------------------- Attachment: SOLR-11794.patch Adding a working patch - not sure if it is the optimal way to go about starting the replication after the core reload. > PULL replicas stop replicating after schema push and RELOAD collection action > ----------------------------------------------------------------------------- > > Key: SOLR-11794 > URL: https://issues.apache.org/jira/browse/SOLR-11794 > Project: Solr > Issue Type: Bug > Security Level: Public(Default Security Level. Issues are Public) > Components: replication (java), Schema and Analysis, SolrCloud, > update > Affects Versions: 7.1, 7.2 > Environment: Linux version 2.6.32-642.15.1.el6.x86_64 > (mockbu...@c1bm.rdu2.centos.org) (gcc version 4.4.7 20120313 (Red Hat > 4.4.7-17) (GCC) ) #1 SMP Fri Feb 24 14:31:22 UTC 2017 > Reporter: Samuel Tatipamula > Priority: Critical > Labels: patch > Attachments: SOLR-11794.patch > > > h3. *UPDATE* > PULL replica replication stops after calling the RELOAD collection API, even > without any config/schema changes! > It's also happening when schema API is used to add a new field. > An operating SolrCloud with NRT, TLOG, and PULL replicas. > Solr - 7.1.0 > ZK - 3.4.10 > Used config set - sample_techproducts_configs > Shards - 1 > Whenever a schema change (adding of new fields/changing field types) is > pushed to ZK and the collection is reloaded using > /solr/admin/collections?action=RELOAD&name=sample, the index changes stop > replicating to PULL replicas. NRT and TLOG are able to replicate the index. > Before the schema change, I can see the indexFetcher thread running on PULL > replica > 2017-12-26 10:17:11.802 INFO (indexFetcher-14-thread-1) [c:sample s:shard1 > r:core_node6 x:sample_shard1_replica_p5] o.a.s.h.IndexFetcher Master's > generation: 2 > 2017-12-26 10:17:11.802 INFO (indexFetcher-14-thread-1) [c:sample s:shard1 > r:core_node6 x:sample_shard1_replica_p5] o.a.s.h.IndexFetcher Master's > version: 1514283298419 > 2017-12-26 10:17:11.802 INFO (indexFetcher-14-thread-1) [c:sample s:shard1 > r:core_node6 x:sample_shard1_replica_p5] o.a.s.h.IndexFetcher Slave's > generation: 2 > 2017-12-26 10:17:11.802 INFO (indexFetcher-14-thread-1) [c:sample s:shard1 > r:core_node6 x:sample_shard1_replica_p5] o.a.s.h.IndexFetcher Slave's > version: 1514283298419 > 2017-12-26 10:17:11.802 INFO (indexFetcher-14-thread-1) [c:sample s:shard1 > r:core_node6 x:sample_shard1_replica_p5] o.a.s.h.IndexFetcher Slave in sync > with master. > After that, the following change in schema that is made to managed-schema of > sample_techproducts_configs, pushed to ZK, and collection reloaded. > <field name="testpoint_1" type="point" indexed="true" stored="true"/> > <field name="testpoint_2" type="point" indexed="true" stored="true"/> > <field name="testpoint_3" type="point" indexed="true" stored="true"/> > I can no longer see IndexFetcher thread running on PULL replica. No logs are > printed. The logs end with the collection reload log > 2017-12-26 10:22:09.256 INFO (qtp128526626-16) [c:sample s:shard1 > r:core_node6 x:sample_shard1_replica_p5] o.a.s.s.HttpSolrCall [admin] > webapp=null path=/admin/cores > params={core=sample_shard1_replica_p5&qt=/admin/cores&action=RELOAD&wt=javabin&version=2} > status=0 QTime=624 > The index is never modified after this, and leader doesn't get the polls from > the PULL replica. > Observations: > - Manually forcing an index fetch using /replication?command=fetchindex syncs > the index, but doesn't start the IndexFetcher polling. > - Restarting the replica will sync the index, starts IndexFetcher thread and > polling. > - Removing and adding the replica back as PULL will sync the index, starts > IndexFetcher thread and polling. -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org