#167 - Troubleshooting Elasticsearch

This week on the podcast, Dan goes through a list of troubleshooting steps for Elasticsearch that he has encountered over the last year. Dan and Kyle discuss shard management, replica settings, setting the JVM heap side, and monitoring Elasticsearch with Cerebro and ElasticHQ.

Show Notes

  • ERDs for HR @ 1:30
  • Elasticsearch "slow" @ 5:00
  • Elasticsearch - Unassigned Shards @ 9:00
    • curl -u esadmin:password -XGET esserver:9200/_cat/shards?h=index,shard,prirep,state,unassigned.reason | grep UNASSIGNED
  • Elasticsearch replica settings @ 16:00
  • Cerebro @ 24:00
  • Elasticsearch URL querying @ 30:00