[jira] [Assigned] (SOLR-12977) Autoscaling policy initialisation tries to fetch metrics from dead nodes

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[jira] [Assigned] (SOLR-12977) Autoscaling policy initialisation tries to fetch metrics from dead nodes

JIRA jira@apache.org

     [ https://issues.apache.org/jira/browse/SOLR-12977?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Noble Paul reassigned SOLR-12977:
---------------------------------

    Assignee: Noble Paul

> Autoscaling policy initialisation tries to fetch metrics from dead nodes
> ------------------------------------------------------------------------
>
>                 Key: SOLR-12977
>                 URL: https://issues.apache.org/jira/browse/SOLR-12977
>             Project: Solr
>          Issue Type: Bug
>      Security Level: Public(Default Security Level. Issues are Public)
>          Components: AutoScaling
>            Reporter: Shalin Shekhar Mangar
>            Assignee: Noble Paul
>            Priority: Minor
>             Fix For: 7.6, master (8.0)
>
>
> Autoscaling policy initialisation tries to fetch metrics for each node during construction. However, it does not skip the known dead nodes causing a timeout to be logged. We should skip such requests entirely.
> {code}
> 20579 WARN  (AutoscalingActionExecutor-37-thread-1) [    ] o.a.s.c.s.i.SolrClientNodeStateProvider could not get tags from node 127.0.0.1:63255_solr
> org.apache.solr.client.solrj.SolrServerException: Server refused connection at: http://127.0.0.1:63255/solr
> at org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:650) ~[java/:?]
> at org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:255) ~[java/:?]
> at org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:244) ~[java/:?]
> at org.apache.solr.client.solrj.SolrClient.request(SolrClient.java:1260) ~[java/:?]
> at org.apache.solr.client.solrj.impl.SolrClientNodeStateProvider$ClientSnitchCtx.invoke(SolrClientNodeStateProvider.java:342) ~[java/:?]
> at org.apache.solr.client.solrj.impl.SolrClientNodeStateProvider.fetchReplicaMetrics(SolrClientNodeStateProvider.java:195) [java/:?]
> at org.apache.solr.client.solrj.impl.SolrClientNodeStateProvider.fetchReplicaMetrics(SolrClientNodeStateProvider.java:186) [java/:?]
> at org.apache.solr.client.solrj.impl.SolrClientNodeStateProvider.getReplicaInfo(SolrClientNodeStateProvider.java:169) [java/:?]
> at org.apache.solr.client.solrj.cloud.autoscaling.Row.<init>(Row.java:60) [java/:?]
> at org.apache.solr.client.solrj.cloud.autoscaling.Suggester.getSuggestion(Suggester.java:181) [java/:?]
> at org.apache.solr.cloud.autoscaling.ComputePlanAction.process(ComputePlanAction.java:114) [java/:?]
> at org.apache.solr.cloud.autoscaling.ScheduledTriggers.lambda$null$419(ScheduledTriggers.java:308) [java/:?]
> {code}



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