How To Solve Issues Related to Log – Unexpected failure during azure

Prevent Your Next ELK Incident

Try our free Check Up to test if your ES issues are caused from misconfigured settings

Fix Issue

Updated: Dec-19

In Page Navigation (click to jump) :
Troubleshooting Background       
Related Issues  
Log Context
About Opster

Opster Offer’s World-Class Elasticsearch Expertise In One Powerful Product
Try Our Free ES Check-Up   Prevent Incident

Troubleshooting background

To troubleshoot Elasticsearch log “Unexpected failure during azure” it’s important to understand common problems related to Elasticsearch concepts: discovery-azure-classic. See detailed explanations below complete with common problems, examples and useful tips.


To help troubleshoot related issues we have gathered selected Q&A from the community and issues from Github , please review the following for further information :

1 Fail To Assign Shards After Restart  

2No Cluster Health With 2 Nodes  

Github Issue Number 19488


Log Context

Log ”Unexpected failure during azure” classname is ZenDiscovery.java
We have extracted the following from Elasticsearch source code to get an in-depth context :

             return ClusterState.builder(currentState).nodes(remainingNodesBuilder).build();
        }

        
Override
        public void onFailure(final String source; final Exception e) {
            logger.error(() -> new ParameterizedMessage("unexpected failure during [{}]"; source); e);
        }

        
Override
        public void onNoLongerMaster(String source) {


About Opster

Incorporating deep knowledge and broad history of Elasticsearch issues. Opster’s solution identifies and predicts root causes of Elasticsearch problems, provides recommendations and can automatically perform various actions to manage, troubleshoot and prevent issues.

Learn more: Glossary | Blog| Troubleshooting guides | Error Repository

Need help with any Elasticsearch issue ? Contact Opster

Did this page help you?