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https://issues.apache.org/jira/browse/SOLR-9340?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15393990#comment-15393990
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Shalin Shekhar Mangar commented on SOLR-9340:
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+1. Knowing about ZK disconnection or session expiration helps a lot during
debugging.
> ConnectionManager Logging Tweaks
> --------------------------------
>
> Key: SOLR-9340
> URL: https://issues.apache.org/jira/browse/SOLR-9340
> Project: Solr
> Issue Type: Bug
> Security Level: Public(Default Security Level. Issues are Public)
> Reporter: Varun Thacker
> Assignee: Varun Thacker
> Attachments: SOLR-9340.patch
>
>
> Here are a few logging statements which deserve to be WARN instead of INFO .
> {code}
> INFO - TIME [ ] org.apache.solr.common.cloud.ConnectionManager; Watcher
> org.apache.solr.common.cloud.ConnectionManager@49a818c3
> name:ZooKeeperConnection Watcher:zk:2181 got event WatchedEvent
> state:Disconnected type:None path:null path:null type:None
> INFO - TIME [ ] org.apache.solr.common.cloud.ConnectionManager; zkClient
> has disconnected
> INFO - TIME; [ ] org.apache.solr.common.cloud.DefaultConnectionStrategy;
> Connection expired - starting a new one...
> INFO - TIME; [ ] org.apache.solr.common.cloud.ConnectionManager; Waiting
> for client to connect to ZooKeeper
> INFO - TIME; [ ] org.apache.solr.common.cloud.ConnectionManager; Our
> previous ZooKeeper session was expired. Attempting to reconnect to recover
> relationship with ZooKeeper...
> INFO - TIME; [ ] org.apache.solr.common.cloud.ConnectionManager; Watcher
> org.apache.solr.common.cloud.ConnectionManager@6484f62a
> name:ZooKeeperConnection Watcher:zk:2181 got event WatchedEvent state:Expired
> type:None path:null path:null type:None
> {code}
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