[SOLR-11576] CollectionsAPIDistributedZkTest.testCollectionsAPI() get failed when query node has stale clusterstate

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 7.2, 8.0
• Assignee: Cao Manh Dat
• Reporter: Cao Manh Dat
• Created: 30/Oct/17 11:15
• Updated: 08/Jun/19 18:15
• Resolved: 31/Oct/17 05:14

Description

From http://jenkins.sarowe.net/job/Lucene-Solr-tests-master/13463/testReport/junit/org.apache.solr.cloud/CollectionsAPIDistributedZkTest/testCollectionsAPI/

org.apache.solr.client.solrj.impl.HttpSolrClient$RemoteSolrException: Error from server at https://127.0.0.1:33695/solr/awhollynewcollection_0: {"awhollynewcollection_0":6}
	at __randomizedtesting.SeedInfo.seed([C10CAFE495CBEBDE:8979DB5093F8C44B]:0)
	at org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:626)
	at org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:253)
	at org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:242)
	at org.apache.solr.client.solrj.impl.LBHttpSolrClient.doRequest(LBHttpSolrClient.java:483)
	at org.apache.solr.client.solrj.impl.LBHttpSolrClient.request(LBHttpSolrClient.java:413)
	at org.apache.solr.client.solrj.impl.CloudSolrClient.sendRequest(CloudSolrClient.java:1086)
	at org.apache.solr.client.solrj.impl.CloudSolrClient.requestWithRetryOnStaleState(CloudSolrClient.java:867)

The problem here is QueryController (the node who receive the query) has a stale clusterstate. Therefore HttpShardHandler could not find an active replica for querying.