we have 3 master eligible nodes already.
Response of cluster stats API :
{
"_nodes" : {
"total" : 4,
"successful" : 4,
"failed" : 0
},
"cluster_name" : "search-es-stat",
"cluster_uuid" : "7bR8lELUQ8ODwhiktMt3kw",
"timestamp" : 1605773284226,
"status" : "green",
"indices" : {
"count" : 28,
"shards" : {
"total" : 124,
"primaries" : 62,
"replication" : 1.0,
"index" : {
"shards" : {
"min" : 2,
"max" : 6,
"avg" : 4.428571428571429
},
"primaries" : {
"min" : 1,
"max" : 3,
"avg" : 2.2142857142857144
},
"replication" : {
"min" : 1.0,
"max" : 1.0,
"avg" : 1.0
}
}
},
"docs" : {
"count" : 124853718,
"deleted" : 7417
},
"store" : {
"size_in_bytes" : 290591538176,
"reserved_in_bytes" : 0
},
"fielddata" : {
"memory_size_in_bytes" : 495173568,
"evictions" : 0
},
"query_cache" : {
"memory_size_in_bytes" : 35390192,
"total_count" : 18049,
"hit_count" : 2273,
"miss_count" : 15776,
"cache_size" : 183,
"cache_count" : 407,
"evictions" : 224
},
"completion" : {
"size_in_bytes" : 0
},
"segments" : {
"count" : 2141,
"memory_in_bytes" : 26204820,
"terms_memory_in_bytes" : 19082496,
"stored_fields_memory_in_bytes" : 2917608,
"term_vectors_memory_in_bytes" : 0,
"norms_memory_in_bytes" : 2270848,
"points_memory_in_bytes" : 0,
"doc_values_memory_in_bytes" : 1933868,
"index_writer_memory_in_bytes" : 448976680,
"version_map_memory_in_bytes" : 0,
"fixed_bit_set_memory_in_bytes" : 3200,
"max_unsafe_auto_id_timestamp" : 1605724201492,
"file_sizes" : { }
},
"mappings" : {
"field_types" : [
{
"name" : "binary",
"count" : 9,
"index_count" : 1
},
{
"name" : "boolean",
"count" : 135,
"index_count" : 15
},
{
"name" : "date",
"count" : 89,
"index_count" : 26
},
{
"name" : "flattened",
"count" : 9,
"index_count" : 1
},
{
"name" : "float",
"count" : 13,
"index_count" : 10
},
{
"name" : "geo_point",
"count" : 8,
"index_count" : 8
},
{
"name" : "integer",
"count" : 104,
"index_count" : 19
},
{
"name" : "keyword",
"count" : 678,
"index_count" : 27
},
{
"name" : "long",
"count" : 99,
"index_count" : 23
},
{
"name" : "nested",
"count" : 13,
"index_count" : 3
},
{
"name" : "object",
"count" : 181,
"index_count" : 19
},
{
"name" : "short",
"count" : 8,
"index_count" : 8
},
{
"name" : "text",
"count" : 414,
"index_count" : 17
}
]
},
"analysis" : {
"char_filter_types" : [ ],
"tokenizer_types" : [ ],
"filter_types" : [ ],
"analyzer_types" : [
{
"name" : "snowball",
"count" : 8,
"index_count" : 8
}
],
"built_in_char_filters" : [ ],
"built_in_tokenizers" : [ ],
"built_in_filters" : [ ],
"built_in_analyzers" : [
{
"name" : "english",
"count" : 32,
"index_count" : 8
}
]
}
},
"nodes" : {
"count" : {
"total" : 4,
"coordinating_only" : 0,
"data" : 3,
"ingest" : 4,
"master" : 3,
"ml" : 4,
"remote_cluster_client" : 4,
"transform" : 3,
"voting_only" : 0
},
"versions" : [
"7.9.0"
],
"os" : {
"available_processors" : 16,
"allocated_processors" : 16,
"names" : [
{
"name" : "Linux",
"count" : 4
}
],
"pretty_names" : [
{
"pretty_name" : "Ubuntu 18.04.2 LTS",
"count" : 4
}
],
"mem" : {
"total_in_bytes" : 65334640640,
"free_in_bytes" : 1734565888,
"used_in_bytes" : 63600074752,
"free_percent" : 3,
"used_percent" : 97
}
},
"process" : {
"cpu" : {
"percent" : 11
},
"open_file_descriptors" : {
"min" : 370,
"max" : 806,
"avg" : 673
}
},
"jvm" : {
"max_uptime_in_millis" : 155085674,
"versions" : [
{
"version" : "14.0.1",
"vm_name" : "OpenJDK 64-Bit Server VM",
"vm_version" : "14.0.1+7",
"vm_vendor" : "AdoptOpenJDK",
"bundled_jdk" : true,
"using_bundled_jdk" : true,
"count" : 4
}
],
"mem" : {
"heap_used_in_bytes" : 19355036056,
"heap_max_in_bytes" : 32665239552
},
"threads" : 285
},
"fs" : {
"total_in_bytes" : 684500848640,
"free_in_bytes" : 382789365760,
"available_in_bytes" : 353667121152
},
"plugins" : [
{
"name" : "discovery-ec2",
"version" : "7.9.0",
"elasticsearch_version" : "7.9.0",
"java_version" : "1.8",
"description" : "The EC2 discovery plugin allows to use AWS API for the unicast discovery mechanism.",
"classname" : "org.elasticsearch.discovery.ec2.Ec2DiscoveryPlugin",
"extended_plugins" : [ ],
"has_native_controller" : false
},
{
"name" : "repository-s3",
"version" : "7.9.0",
"elasticsearch_version" : "7.9.0",
"java_version" : "1.8",
"description" : "The S3 repository plugin adds S3 repositories",
"classname" : "org.elasticsearch.repositories.s3.S3RepositoryPlugin",
"extended_plugins" : [ ],
"has_native_controller" : false
}
],
"network_types" : {
"transport_types" : {
"security4" : 4
},
"http_types" : {
"security4" : 4
}
},
"discovery_types" : {
"zen" : 4
},
"packaging_types" : [
{
"flavor" : "default",
"type" : "deb",
"count" : 4
}
],
"ingest" : {
"number_of_pipelines" : 2,
"processor_stats" : {
"gsub" : {
"count" : 0,
"failed" : 0,
"current" : 0,
"time_in_millis" : 0
},
"script" : {
"count" : 0,
"failed" : 0,
"current" : 0,
"time_in_millis" : 0
}
}
}
}
}
