Returns the node list and the corresponding metrics in an Elasticsearch cluster.

GET http://unravel-host:8081/api/v1/elasticsearch/{cluster}/nodes?start_time={date}&end_time={date}

{
 “node1” :{
         Metrics ….
},
 “node2” :{
         Metrics ….
}

Request:

curl -X GET "http://localhost:8081/api/v1/elasticsearch/elasticsearch/nodes?start_time=2020-01-01&end_time=2020-04-01" -H  "accept: application/json" -H  "Authorization: JWT token"

Response:

{
  "es-node-1": {
    "thread_pool_index_rejected": null,
    "fs_io_stats_total_read_operations": 874907,
    "fs_io_stats_total_write_operations": 619102586,
    "indices_docs_count": 1551925314,
    "indices_flush_total": 11481,
    "indices_flush_total_time_in_millis": 1835085,
    "indices_indexing_index_time_in_millis": 900479673,
    "indices_indexing_index_total": 1800782360,
    "indices_indexing_throttle_time_in_millis": null,
    "indices_merges_total": 1530425,
    "indices_search_fetch_time_in_millis": 464906,
    "indices_search_fetch_total": 6020352,
    "indices_search_query_time_in_millis": 4859332,
    "indices_search_query_total": 7438300,
    "indices_segments_count": 5599,
    "indices_segments_memory_in_bytes": 780607518,
    "indices_store_size_in_bytes": 195450839892,
    "jvm_gc_collectors_old_collection_count": 22,
    "jvm_gc_collectors_old_collection_time_in_millis": 12952,
    "jvm_gc_collectors_young_collection_count": 515893,
    "jvm_gc_collectors_young_collection_time_in_millis": 19639944,
    "jvm_mem_heap_used_in_bytes": 4677283048,
    "name": "es-node-1",
    "os_cpu_load_average_15m": 3.85,
    "os_cpu_load_average_1m": 2.9,
    "os_cpu_percent": 14,
    "os_mem_total_in_bytes": 105433157632,
    "os_mem_used_in_bytes": 104178266112,
    "thread_pool_search_queue": null,
    "thread_pool_search_rejected": null,
    "thread_pool_write_queue": null,
    "thread_pool_write_rejected": 99588,
    "fetch_latency": null,
    "fetch_rate": null,
    "flush_latency": null,
    "flush_rate": null,
    "indexing_latency": null,
    "indexing_rate": null,
    "search_latency": null,
    "search_rate": null
  }
}