elasticsearch

elasticsearch

This module monitors Elasticsearch performance and health metrics.

It produces:

1. Search performance charts:

   • Number of queries, fetches
   • Time spent on queries, fetches
   • Query and fetch latency

2. Indexing performance charts:

   • Number of documents indexed, index refreshes, flushes
   • Time spent on indexing, refreshing, flushing
   • Indexing and flushing latency

3. Memory usage and garbace collection charts:

   • JVM heap currently in use, committed
   • Count of garbage collections
   • Time spent on garbage collections

4. Host metrics charts:

   • Available file descriptors in percent
   • Opened HTTP connections
   • Cluster communication transport metrics

5. Queues and rejections charts:

   • Number of queued/rejected threads in thread pool

6. Fielddata cache charts:

   • Fielddata cache size
   • Fielddata evictions and circuit breaker tripped count

7. Cluster health API charts:

   • Cluster status
   • Nodes and tasks statistics
   • Shards statistics

8. Cluster stats API charts:

   • Nodes statistics
   • Query cache statistics
   • Docs statistics
   • Store statistics
   • Indices and shards statistics

configuration

Sample:

local:
  host               : 'ipaddress'    # Elasticsearch server ip address or hostname
  port               : 'port'         # Port on which elasticsearch listens
  cluster_health     :  True/False    # Calls to cluster health elasticsearch API. Enabled by default.
  cluster_stats      :  True/False    # Calls to cluster stats elasticsearch API. Enabled by default.

If no configuration is given, module will fail to run.

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