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Created page with "There is a lot of info in an ElasticSearch setup... that you can't see with a front-end <source lang="bash"> curl 'localhost:9200/_nodes?pretty' </source> <pre> { "_nodes" :..."
There is a lot of info in an ElasticSearch setup... that you can't see with a front-end
<source lang="bash">
curl 'localhost:9200/_nodes?pretty'
</source>
<pre>
{
"_nodes" : {
"total" : 1,
"successful" : 1,
"failed" : 0
},
"cluster_name" : "meza_cluster1",
"nodes" : {
"vt3gVi_HTdq2OelPe_1X9g" : {
"name" : "meza_node_1",
"transport_address" : "127.0.0.1:9300",
"host" : "127.0.0.1",
"ip" : "127.0.0.1",
"version" : "5.6.10",
"build_hash" : "b727a60",
"total_indexing_buffer" : 105630924,
"roles" : [
"master",
"data",
"ingest"
],
"settings" : {
"pidfile" : "/var/run/elasticsearch/elasticsearch.pid",
"cluster" : {
"name" : "meza_cluster1"
},
"node" : {
"name" : "meza_node_1"
},
"path" : {
"conf" : "/etc/elasticsearch",
"data" : [
"/opt/data-meza/elasticsearch/data"
],
"scripts" : "/opt/data-meza/elasticsearch/scripts",
"logs" : "/var/log/elasticsearch",
"home" : "/usr/share/elasticsearch"
},
"default" : {
"path" : {
"data" : "/var/lib/elasticsearch",
"logs" : "/var/log/elasticsearch",
"conf" : "/etc/elasticsearch"
}
},
"client" : {
"type" : "node"
},
"http" : {
"type" : {
"default" : "netty4"
}
},
"transport" : {
"type" : {
"default" : "netty4"
}
},
"script" : {
"inline" : "true",
"stored" : "true"
}
},
"os" : {
"refresh_interval_in_millis" : 1000,
"name" : "Linux",
"arch" : "amd64",
"version" : "3.10.0-693.21.1.el7.x86_64",
"available_processors" : 2,
"allocated_processors" : 2
},
"process" : {
"refresh_interval_in_millis" : 1000,
"id" : 376,
"mlockall" : false
},
"jvm" : {
"pid" : 376,
"version" : "1.8.0_181",
"vm_name" : "OpenJDK 64-Bit Server VM",
"vm_version" : "25.181-b13",
"vm_vendor" : "Oracle Corporation",
"start_time_in_millis" : 1534474405617,
"mem" : {
"heap_init_in_bytes" : 1073741824,
"heap_max_in_bytes" : 1056309248,
"non_heap_init_in_bytes" : 2555904,
"non_heap_max_in_bytes" : 0,
"direct_max_in_bytes" : 1056309248
},
"gc_collectors" : [
"ParNew",
"ConcurrentMarkSweep"
],
"memory_pools" : [
"Code Cache",
"Metaspace",
"Compressed Class Space",
"Par Eden Space",
"Par Survivor Space",
"CMS Old Gen"
],
"using_compressed_ordinary_object_pointers" : "true",
"input_arguments" : [
"-Xms1g",
"-Xmx1g",
"-XX:+UseConcMarkSweepGC",
"-XX:CMSInitiatingOccupancyFraction=75",
"-XX:+UseCMSInitiatingOccupancyOnly",
"-XX:+AlwaysPreTouch",
"-Xss1m",
"-Djava.awt.headless=true",
"-Dfile.encoding=UTF-8",
"-Djna.nosys=true",
"-Djdk.io.permissionsUseCanonicalPath=true",
"-Dio.netty.noUnsafe=true",
"-Dio.netty.noKeySetOptimization=true",
"-Dio.netty.recycler.maxCapacityPerThread=0",
"-Dlog4j.shutdownHookEnabled=false",
"-Dlog4j2.disable.jmx=true",
"-Dlog4j.skipJansi=true",
"-XX:+HeapDumpOnOutOfMemoryError",
"-Des.path.home=/usr/share/elasticsearch"
]
},
"thread_pool" : {
"force_merge" : {
"type" : "fixed",
"min" : 1,
"max" : 1,
"queue_size" : -1
},
"fetch_shard_started" : {
"type" : "scaling",
"min" : 1,
"max" : 4,
"keep_alive" : "5m",
"queue_size" : -1
},
"listener" : {
"type" : "fixed",
"min" : 1,
"max" : 1,
"queue_size" : -1
},
"index" : {
"type" : "fixed",
"min" : 2,
"max" : 2,
"queue_size" : 200
},
"refresh" : {
"type" : "scaling",
"min" : 1,
"max" : 1,
"keep_alive" : "5m",
"queue_size" : -1
},
"generic" : {
"type" : "scaling",
"min" : 4,
"max" : 128,
"keep_alive" : "30s",
"queue_size" : -1
},
"warmer" : {
"type" : "scaling",
"min" : 1,
"max" : 1,
"keep_alive" : "5m",
"queue_size" : -1
},
"search" : {
"type" : "fixed",
"min" : 4,
"max" : 4,
"queue_size" : 1000
},
"flush" : {
"type" : "scaling",
"min" : 1,
"max" : 1,
"keep_alive" : "5m",
"queue_size" : -1
},
"fetch_shard_store" : {
"type" : "scaling",
"min" : 1,
"max" : 4,
"keep_alive" : "5m",
"queue_size" : -1
},
"management" : {
"type" : "scaling",
"min" : 1,
"max" : 5,
"keep_alive" : "5m",
"queue_size" : -1
},
"get" : {
"type" : "fixed",
"min" : 2,
"max" : 2,
"queue_size" : 1000
},
"bulk" : {
"type" : "fixed",
"min" : 2,
"max" : 2,
"queue_size" : 200
},
"snapshot" : {
"type" : "scaling",
"min" : 1,
"max" : 1,
"keep_alive" : "5m",
"queue_size" : -1
}
},
"transport" : {
"bound_address" : [
"[::1]:9300",
"127.0.0.1:9300"
],
"publish_address" : "127.0.0.1:9300",
"profiles" : { }
},
"http" : {
"bound_address" : [
"[::1]:9200",
"127.0.0.1:9200"
],
"publish_address" : "127.0.0.1:9200",
"max_content_length_in_bytes" : 104857600
},
"plugins" : [ ],
"modules" : [
{
"name" : "aggs-matrix-stats",
"version" : "5.6.10",
"description" : "Adds aggregations whose input are a list of numeric fields and output includes a matrix.",
"classname" : "org.elasticsearch.search.aggregations.matrix.MatrixAggregationPlugin",
"has_native_controller" : false
},
{
"name" : "ingest-common",
"version" : "5.6.10",
"description" : "Module for ingest processors that do not require additional security permissions or have large dependencies and resources",
"classname" : "org.elasticsearch.ingest.common.IngestCommonPlugin",
"has_native_controller" : false
},
{
"name" : "lang-expression",
"version" : "5.6.10",
"description" : "Lucene expressions integration for Elasticsearch",
"classname" : "org.elasticsearch.script.expression.ExpressionPlugin",
"has_native_controller" : false
},
{
"name" : "lang-groovy",
"version" : "5.6.10",
"description" : "Groovy scripting integration for Elasticsearch",
"classname" : "org.elasticsearch.script.groovy.GroovyPlugin",
"has_native_controller" : false
},
{
"name" : "lang-mustache",
"version" : "5.6.10",
"description" : "Mustache scripting integration for Elasticsearch",
"classname" : "org.elasticsearch.script.mustache.MustachePlugin",
"has_native_controller" : false
},
{
"name" : "lang-painless",
"version" : "5.6.10",
"description" : "An easy, safe and fast scripting language for Elasticsearch",
"classname" : "org.elasticsearch.painless.PainlessPlugin",
"has_native_controller" : false
},
{
"name" : "parent-join",
"version" : "5.6.10",
"description" : "This module adds the support parent-child queries and aggregations",
"classname" : "org.elasticsearch.join.ParentJoinPlugin",
"has_native_controller" : false
},
{
"name" : "percolator",
"version" : "5.6.10",
"description" : "Percolator module adds capability to index queries and query these queries by specifying documents",
"classname" : "org.elasticsearch.percolator.PercolatorPlugin",
"has_native_controller" : false
},
{
"name" : "reindex",
"version" : "5.6.10",
"description" : "The Reindex module adds APIs to reindex from one index to another or update documents in place.",
"classname" : "org.elasticsearch.index.reindex.ReindexPlugin",
"has_native_controller" : false
},
{
"name" : "transport-netty3",
"version" : "5.6.10",
"description" : "Netty 3 based transport implementation",
"classname" : "org.elasticsearch.transport.Netty3Plugin",
"has_native_controller" : false
},
{
"name" : "transport-netty4",
"version" : "5.6.10",
"description" : "Netty 4 based transport implementation",
"classname" : "org.elasticsearch.transport.Netty4Plugin",
"has_native_controller" : false
}
],
"ingest" : {
"processors" : [
{
"type" : "append"
},
{
"type" : "convert"
},
{
"type" : "date"
},
{
"type" : "date_index_name"
},
{
"type" : "dot_expander"
},
{
"type" : "fail"
},
{
"type" : "foreach"
},
{
"type" : "grok"
},
{
"type" : "gsub"
},
{
"type" : "join"
},
{
"type" : "json"
},
{
"type" : "kv"
},
{
"type" : "lowercase"
},
{
"type" : "remove"
},
{
"type" : "rename"
},
{
"type" : "script"
},
{
"type" : "set"
},
{
"type" : "sort"
},
{
"type" : "split"
},
{
"type" : "trim"
},
{
"type" : "uppercase"
}
]
}
}
}
}
</pre>
<source lang="bash">
curl 'localhost:9200/_nodes?pretty'
</source>
<pre>
{
"_nodes" : {
"total" : 1,
"successful" : 1,
"failed" : 0
},
"cluster_name" : "meza_cluster1",
"nodes" : {
"vt3gVi_HTdq2OelPe_1X9g" : {
"name" : "meza_node_1",
"transport_address" : "127.0.0.1:9300",
"host" : "127.0.0.1",
"ip" : "127.0.0.1",
"version" : "5.6.10",
"build_hash" : "b727a60",
"total_indexing_buffer" : 105630924,
"roles" : [
"master",
"data",
"ingest"
],
"settings" : {
"pidfile" : "/var/run/elasticsearch/elasticsearch.pid",
"cluster" : {
"name" : "meza_cluster1"
},
"node" : {
"name" : "meza_node_1"
},
"path" : {
"conf" : "/etc/elasticsearch",
"data" : [
"/opt/data-meza/elasticsearch/data"
],
"scripts" : "/opt/data-meza/elasticsearch/scripts",
"logs" : "/var/log/elasticsearch",
"home" : "/usr/share/elasticsearch"
},
"default" : {
"path" : {
"data" : "/var/lib/elasticsearch",
"logs" : "/var/log/elasticsearch",
"conf" : "/etc/elasticsearch"
}
},
"client" : {
"type" : "node"
},
"http" : {
"type" : {
"default" : "netty4"
}
},
"transport" : {
"type" : {
"default" : "netty4"
}
},
"script" : {
"inline" : "true",
"stored" : "true"
}
},
"os" : {
"refresh_interval_in_millis" : 1000,
"name" : "Linux",
"arch" : "amd64",
"version" : "3.10.0-693.21.1.el7.x86_64",
"available_processors" : 2,
"allocated_processors" : 2
},
"process" : {
"refresh_interval_in_millis" : 1000,
"id" : 376,
"mlockall" : false
},
"jvm" : {
"pid" : 376,
"version" : "1.8.0_181",
"vm_name" : "OpenJDK 64-Bit Server VM",
"vm_version" : "25.181-b13",
"vm_vendor" : "Oracle Corporation",
"start_time_in_millis" : 1534474405617,
"mem" : {
"heap_init_in_bytes" : 1073741824,
"heap_max_in_bytes" : 1056309248,
"non_heap_init_in_bytes" : 2555904,
"non_heap_max_in_bytes" : 0,
"direct_max_in_bytes" : 1056309248
},
"gc_collectors" : [
"ParNew",
"ConcurrentMarkSweep"
],
"memory_pools" : [
"Code Cache",
"Metaspace",
"Compressed Class Space",
"Par Eden Space",
"Par Survivor Space",
"CMS Old Gen"
],
"using_compressed_ordinary_object_pointers" : "true",
"input_arguments" : [
"-Xms1g",
"-Xmx1g",
"-XX:+UseConcMarkSweepGC",
"-XX:CMSInitiatingOccupancyFraction=75",
"-XX:+UseCMSInitiatingOccupancyOnly",
"-XX:+AlwaysPreTouch",
"-Xss1m",
"-Djava.awt.headless=true",
"-Dfile.encoding=UTF-8",
"-Djna.nosys=true",
"-Djdk.io.permissionsUseCanonicalPath=true",
"-Dio.netty.noUnsafe=true",
"-Dio.netty.noKeySetOptimization=true",
"-Dio.netty.recycler.maxCapacityPerThread=0",
"-Dlog4j.shutdownHookEnabled=false",
"-Dlog4j2.disable.jmx=true",
"-Dlog4j.skipJansi=true",
"-XX:+HeapDumpOnOutOfMemoryError",
"-Des.path.home=/usr/share/elasticsearch"
]
},
"thread_pool" : {
"force_merge" : {
"type" : "fixed",
"min" : 1,
"max" : 1,
"queue_size" : -1
},
"fetch_shard_started" : {
"type" : "scaling",
"min" : 1,
"max" : 4,
"keep_alive" : "5m",
"queue_size" : -1
},
"listener" : {
"type" : "fixed",
"min" : 1,
"max" : 1,
"queue_size" : -1
},
"index" : {
"type" : "fixed",
"min" : 2,
"max" : 2,
"queue_size" : 200
},
"refresh" : {
"type" : "scaling",
"min" : 1,
"max" : 1,
"keep_alive" : "5m",
"queue_size" : -1
},
"generic" : {
"type" : "scaling",
"min" : 4,
"max" : 128,
"keep_alive" : "30s",
"queue_size" : -1
},
"warmer" : {
"type" : "scaling",
"min" : 1,
"max" : 1,
"keep_alive" : "5m",
"queue_size" : -1
},
"search" : {
"type" : "fixed",
"min" : 4,
"max" : 4,
"queue_size" : 1000
},
"flush" : {
"type" : "scaling",
"min" : 1,
"max" : 1,
"keep_alive" : "5m",
"queue_size" : -1
},
"fetch_shard_store" : {
"type" : "scaling",
"min" : 1,
"max" : 4,
"keep_alive" : "5m",
"queue_size" : -1
},
"management" : {
"type" : "scaling",
"min" : 1,
"max" : 5,
"keep_alive" : "5m",
"queue_size" : -1
},
"get" : {
"type" : "fixed",
"min" : 2,
"max" : 2,
"queue_size" : 1000
},
"bulk" : {
"type" : "fixed",
"min" : 2,
"max" : 2,
"queue_size" : 200
},
"snapshot" : {
"type" : "scaling",
"min" : 1,
"max" : 1,
"keep_alive" : "5m",
"queue_size" : -1
}
},
"transport" : {
"bound_address" : [
"[::1]:9300",
"127.0.0.1:9300"
],
"publish_address" : "127.0.0.1:9300",
"profiles" : { }
},
"http" : {
"bound_address" : [
"[::1]:9200",
"127.0.0.1:9200"
],
"publish_address" : "127.0.0.1:9200",
"max_content_length_in_bytes" : 104857600
},
"plugins" : [ ],
"modules" : [
{
"name" : "aggs-matrix-stats",
"version" : "5.6.10",
"description" : "Adds aggregations whose input are a list of numeric fields and output includes a matrix.",
"classname" : "org.elasticsearch.search.aggregations.matrix.MatrixAggregationPlugin",
"has_native_controller" : false
},
{
"name" : "ingest-common",
"version" : "5.6.10",
"description" : "Module for ingest processors that do not require additional security permissions or have large dependencies and resources",
"classname" : "org.elasticsearch.ingest.common.IngestCommonPlugin",
"has_native_controller" : false
},
{
"name" : "lang-expression",
"version" : "5.6.10",
"description" : "Lucene expressions integration for Elasticsearch",
"classname" : "org.elasticsearch.script.expression.ExpressionPlugin",
"has_native_controller" : false
},
{
"name" : "lang-groovy",
"version" : "5.6.10",
"description" : "Groovy scripting integration for Elasticsearch",
"classname" : "org.elasticsearch.script.groovy.GroovyPlugin",
"has_native_controller" : false
},
{
"name" : "lang-mustache",
"version" : "5.6.10",
"description" : "Mustache scripting integration for Elasticsearch",
"classname" : "org.elasticsearch.script.mustache.MustachePlugin",
"has_native_controller" : false
},
{
"name" : "lang-painless",
"version" : "5.6.10",
"description" : "An easy, safe and fast scripting language for Elasticsearch",
"classname" : "org.elasticsearch.painless.PainlessPlugin",
"has_native_controller" : false
},
{
"name" : "parent-join",
"version" : "5.6.10",
"description" : "This module adds the support parent-child queries and aggregations",
"classname" : "org.elasticsearch.join.ParentJoinPlugin",
"has_native_controller" : false
},
{
"name" : "percolator",
"version" : "5.6.10",
"description" : "Percolator module adds capability to index queries and query these queries by specifying documents",
"classname" : "org.elasticsearch.percolator.PercolatorPlugin",
"has_native_controller" : false
},
{
"name" : "reindex",
"version" : "5.6.10",
"description" : "The Reindex module adds APIs to reindex from one index to another or update documents in place.",
"classname" : "org.elasticsearch.index.reindex.ReindexPlugin",
"has_native_controller" : false
},
{
"name" : "transport-netty3",
"version" : "5.6.10",
"description" : "Netty 3 based transport implementation",
"classname" : "org.elasticsearch.transport.Netty3Plugin",
"has_native_controller" : false
},
{
"name" : "transport-netty4",
"version" : "5.6.10",
"description" : "Netty 4 based transport implementation",
"classname" : "org.elasticsearch.transport.Netty4Plugin",
"has_native_controller" : false
}
],
"ingest" : {
"processors" : [
{
"type" : "append"
},
{
"type" : "convert"
},
{
"type" : "date"
},
{
"type" : "date_index_name"
},
{
"type" : "dot_expander"
},
{
"type" : "fail"
},
{
"type" : "foreach"
},
{
"type" : "grok"
},
{
"type" : "gsub"
},
{
"type" : "join"
},
{
"type" : "json"
},
{
"type" : "kv"
},
{
"type" : "lowercase"
},
{
"type" : "remove"
},
{
"type" : "rename"
},
{
"type" : "script"
},
{
"type" : "set"
},
{
"type" : "sort"
},
{
"type" : "split"
},
{
"type" : "trim"
},
{
"type" : "uppercase"
}
]
}
}
}
}
</pre>