1 获得完整的配置

集群版本

{
  "name" : "es-cn-default",
  "cluster_name" : "es-cn-default",
  "cluster_uuid" : "MqayQ23q3443y29uUrw9bQ",
  "version" : {
    "number" : "7.7.1",
    "build_flavor" : "default",
    "build_type" : "tar",
    "build_hash" : "ad56dce891c901a492bb1ee393f12dfff473a423",
    "build_date" : "2020-05-28T16:30:01.040088Z",
    "build_snapshot" : false,
    "lucene_version" : "8.5.1",
    "minimum_wire_compatibility_version" : "6.8.0",
    "minimum_index_compatibility_version" : "6.0.0-beta1"
  },
  "tagline" : "You Know, for Search"
}

查看所有配置
# 列出集群范围的设置（明确定义）
curl "localhost:9200/_cluster/settings"

# 以平面格式列出集群范围的设置（明确定义）
curl "localhost:9200/_cluster/settings?flat_settings"

# 列出集群范围的设置（包括默认值）
curl "localhost:9200/_cluster/settings?include_defaults"

# 以平面格式列出集群范围的设置（包括默认值）
curl "localhost:9200/_cluster/settings?include_defaults&flat_settings"

2 默认配置查看

Elasticsearch可以动态设置某些属性，并且可以通过API来进行设置，包括transient和persistent两种方式，

transient 临时：这些设置在集群重启之前一直会生效。一旦整个集群重启，这些设置就被清除。
persistent 永久：这些设置永久保存，除非再次被手动修改。是将修改持久化到文件中，重启之后也不影响。

存储位置二进制文件：

/Users/ymz/install/elasticsearch-7.1.0/data/nodes/0/_state

hhbdeMacBook-Pro:_state hehaibo$ ll

total 72

drwxr-xr-x@ 5 ymz  staff    160  3 12 21:12 ./

drwxr-xr-x@ 6 ymz  staff    192  3 12 21:12 ../
-rw-r--r--@ 1 ymz  staff  24767  1 28 09:10 global-74.st
-rw-r--r--@ 1 ymz  staff    677  1 30 19:15 manifest-5932.st
-rw-r--r--@ 1 ymz  staff     71  1 28 09:09 node-23.st

永久和临时配置方式：

PUT /_cluster/settings
{
  "persistent": {
     "search.max_open_scroll_context": 2000 //这个永久设置会在全集群重启时存活下来。
  },
  "transient": {
    "search.max_open_scroll_context": 2000 // 这个临时设置会在第一次全集群重启后被移除。
  }
}

查看默认配置

{
  "persistent" : {
    "cluster.routing.allocation.awareness.attributes" : "zone_id",
    "cluster.routing.allocation.enable" : "all",
    "search.max_open_scroll_context" : "2000"
  },
  "transient" : {
    "cluster.max_shards_per_node" : "10000",
    "cluster.routing.allocation.cluster_concurrent_rebalance" : "12",
    "indices.recovery.max_bytes_per_sec" : "200mb",
    "search.max_open_scroll_context" : "2000"
  },
  "defaults" : {
    "action.auto_create_index" : "+.*,-*",
    "action.destructive_requires_name" : "true",
    "action.search.shard_count.limit" : "9223372036854775807",
    "aliyun.sql.enabled" : "false",
    "apack.qos.monitoring.collector.kmonitor.enabled" : "false",
    "apack.qos.ratelimit.applier.precision" : "0.05",
    "apack.qos.ratelimit.enabled" : "false",
    "apack.qos.ratelimit.node.bulk.throughput" : "100gb",
    "apack.qos.ratelimit.node.downgrade.trigger.ratio" : "1.0",
    "apack.qos.ratelimit.node.search.qps" : "9223372036854775807",
    "apack.qos.ratelimit.stats.collector.interval" : "10s",
    "async_search.index_cleanup_interval" : "1h",
    "base_path" : "",
    "bootstrap.ctrlhandler" : "true",
    "bootstrap.memory_lock" : "true",
    "bootstrap.system_call_filter" : "true",
    "bucket" : "",
    "cache.recycler.page.limit.heap" : "10%",
    "cache.recycler.page.type" : "CONCURRENT",
    "cache.recycler.page.weight.bytes" : "1.0",
    "cache.recycler.page.weight.ints" : "1.0",
    "cache.recycler.page.weight.longs" : "1.0",
    "cache.recycler.page.weight.objects" : "0.1",
    "ccr.auto_follow.wait_for_metadata_timeout" : "60s",
    "ccr.indices.recovery.chunk_size" : "1mb",
    "ccr.indices.recovery.internal_action_timeout" : "60s",
    "ccr.indices.recovery.max_bytes_per_sec" : "40mb",
    "ccr.indices.recovery.max_concurrent_file_chunks" : "5",
    "ccr.indices.recovery.recovery_activity_timeout" : "60s",
    "ccr.wait_for_metadata_timeout" : "60s",
    "chunk_size" : "1gb",
    "client.transport.ignore_cluster_name" : "false",
    "client.transport.nodes_sampler_interval" : "5s",
    "client.transport.ping_timeout" : "5s",
    "client.transport.sniff" : "false",
    "client.type" : "node",
    "cluster.auto_shrink_voting_configuration" : "true",
    "cluster.blocks.read_only" : "false",
    "cluster.blocks.read_only_allow_delete" : "false",
    "cluster.election.back_off_time" : "100ms",
    "cluster.election.duration" : "500ms",
    "cluster.election.initial_timeout" : "100ms",
    "cluster.election.max_timeout" : "10s",
    "cluster.election.strategy" : "supports_voting_only",
    "cluster.fault_detection.follower_check.interval" : "1000ms",
    "cluster.fault_detection.follower_check.retry_count" : "3",
    "cluster.fault_detection.follower_check.timeout" : "10000ms",
    "cluster.fault_detection.leader_check.interval" : "1000ms",
    "cluster.fault_detection.leader_check.retry_count" : "3",
    "cluster.fault_detection.leader_check.timeout" : "10000ms",
    "cluster.follower_lag.timeout" : "90000ms",
    "cluster.indices.close.enable" : "true",
    "cluster.indices.tombstones.size" : "500",
    "cluster.info.update.interval" : "30s",
    "cluster.info.update.timeout" : "15s",
    "cluster.initial_master_nodes" : [ ],
    "cluster.join.timeout" : "60000ms",
    "cluster.max_voting_config_exclusions" : "10",
    "cluster.name" : "es-cn-default",
    "cluster.no_master_block" : "write",
    "cluster.nodes.reconnect_interval" : "10s",
    "cluster.persistent_tasks.allocation.enable" : "all",
    "cluster.persistent_tasks.allocation.recheck_interval" : "30s",
    "cluster.publish.info_timeout" : "10000ms",
    "cluster.publish.timeout" : "30000ms",
    "cluster.remote.connect" : "true",
    "cluster.remote.connections_per_cluster" : "3",
    "cluster.remote.initial_connect_timeout" : "30s",
    "cluster.remote.node.attr" : "",
    "cluster.routing.allocation.allow_rebalance" : "indices_all_active",
    "cluster.routing.allocation.balance.index" : "0.55",
    "cluster.routing.allocation.balance.shard" : "0.45",
    "cluster.routing.allocation.balance.threshold" : "1.0",
    "cluster.routing.allocation.disk.include_relocations" : "true",
    "cluster.routing.allocation.disk.reroute_interval" : "60s",
    "cluster.routing.allocation.disk.threshold_enabled" : "true",
    "cluster.routing.allocation.disk.watermark.flood_stage" : "95%",
    "cluster.routing.allocation.disk.watermark.high" : "90%",
    "cluster.routing.allocation.disk.watermark.low" : "85%",
    "cluster.routing.allocation.node_concurrent_incoming_recoveries" : "2",
    "cluster.routing.allocation.node_concurrent_outgoing_recoveries" : "2",
    "cluster.routing.allocation.node_concurrent_recoveries" : "2",
    "cluster.routing.allocation.node_initial_primaries_recoveries" : "4",
    "cluster.routing.allocation.same_shard.host" : "false",
    "cluster.routing.allocation.shard_state.reroute.priority" : "NORMAL",
    "cluster.routing.allocation.total_shards_per_node" : "-1",
    "cluster.routing.allocation.type" : "balanced",
    "cluster.routing.rebalance.enable" : "all",
    "cluster.routing.use_adaptive_replica_selection" : "true",
    "cluster.service.slow_master_task_logging_threshold" : "10s",
    "cluster.service.slow_task_logging_threshold" : "30s",
    "compress" : "false",
    "discovery.cluster_formation_warning_timeout" : "10000ms",
    "discovery.find_peers_interval" : "1000ms",
    "discovery.initial_state_timeout" : "30s",
    "discovery.probe.connect_timeout" : "3000ms",
    "discovery.probe.handshake_timeout" : "1000ms",
    "discovery.request_peers_timeout" : "3000ms",
    "discovery.seed_hosts" : [
      "172.21.199.200",
      "172.16.119.95",
      "172.30.133.252"
    ],
    "discovery.seed_providers" : [ ],
    "discovery.seed_resolver.max_concurrent_resolvers" : "10",
    "discovery.seed_resolver.timeout" : "5s",
    "discovery.type" : "zen",
    "discovery.unconfigured_bootstrap_timeout" : "3s",
    "discovery.zen.bwc_ping_timeout" : "3s",
    "discovery.zen.commit_timeout" : "30s",
    "discovery.zen.fd.connect_on_network_disconnect" : "false",
    "discovery.zen.fd.ping_interval" : "1s",
    "discovery.zen.fd.ping_retries" : "3",
    "discovery.zen.fd.ping_timeout" : "30s",
    "discovery.zen.fd.register_connection_listener" : "true",
    "discovery.zen.hosts_provider" : [ ],
    "discovery.zen.join_retry_attempts" : "3",
    "discovery.zen.join_retry_delay" : "100ms",
    "discovery.zen.join_timeout" : "60000ms",
    "discovery.zen.master_election.ignore_non_master_pings" : "false",
    "discovery.zen.master_election.wait_for_joins_timeout" : "30000ms",
    "discovery.zen.max_pings_from_another_master" : "3",
    "discovery.zen.minimum_master_nodes" : "-1",
    "discovery.zen.no_master_block" : "write",
    "discovery.zen.ping.unicast.concurrent_connects" : "10",
    "discovery.zen.ping.unicast.hosts" : [ ],
    "discovery.zen.ping.unicast.hosts.resolve_timeout" : "5s",
    "discovery.zen.ping_timeout" : "3s",
    "discovery.zen.publish.max_pending_cluster_states" : "25",
    "discovery.zen.publish_diff.enable" : "true",
    "discovery.zen.publish_timeout" : "30s",
    "discovery.zen.send_leave_request" : "true",
    "discovery.zen.unsafe_rolling_upgrades_enabled" : "true",
    "endpoint" : "",
    "enrich.cleanup_period" : "15m",
    "enrich.coordinator_proxy.max_concurrent_requests" : "8",
    "enrich.coordinator_proxy.max_lookups_per_request" : "128",
    "enrich.coordinator_proxy.queue_capacity" : "1024",
    "enrich.fetch_size" : "10000",
    "enrich.max_concurrent_policy_executions" : "50",
    "enrich.max_force_merge_attempts" : "3",
    "gateway.auto_import_dangling_indices" : "true",
    "gateway.expected_data_nodes" : "-1",
    "gateway.expected_master_nodes" : "-1",
    "gateway.expected_nodes" : "-1",
    "gateway.recover_after_data_nodes" : "-1",
    "gateway.recover_after_master_nodes" : "0",
    "gateway.recover_after_nodes" : "-1",
    "gateway.recover_after_time" : "0ms",
    "gateway.slow_write_logging_threshold" : "10s",
    "gateway.write_dangling_indices_info" : "true",
    "http.bind_host" : [
      "_site_"
    ],
    "http.compression" : "true",
    "http.compression_level" : "3",
    "http.content_type.required" : "true",
    "http.cors.allow-credentials" : "false",
    "http.cors.allow-headers" : "X-Requested-With,Content-Type,Content-Length",
    "http.cors.allow-methods" : "OPTIONS,HEAD,GET,POST,PUT,DELETE",
    "http.cors.allow-origin" : "",
    "http.cors.enabled" : "false",
    "http.cors.max-age" : "1728000",
    "http.detailed_errors.enabled" : "true",
    "http.host" : [
      "_site_"
    ],
    "http.max_chunk_size" : "8kb",
    "http.max_content_length" : "100mb",
    "http.max_header_size" : "8kb",
    "http.max_initial_line_length" : "4kb",
    "http.max_warning_header_count" : "-1",
    "http.max_warning_header_size" : "-1b",
    "http.netty.max_composite_buffer_components" : "69905",
    "http.netty.receive_predictor_size" : "64kb",
    "http.netty.worker_count" : "64",
    "http.pipelining.max_events" : "10000",
    "http.port" : "9200",
    "http.publish_host" : [
      "_site_"
    ],
    "http.publish_port" : "-1",
    "http.read_timeout" : "0ms",
    "http.reset_cookies" : "false",
    "http.tcp.keep_alive" : "true",
    "http.tcp.keep_count" : "-1",
    "http.tcp.keep_idle" : "-1",
    "http.tcp.keep_interval" : "-1",
    "http.tcp.no_delay" : "true",
    "http.tcp.receive_buffer_size" : "-1b",
    "http.tcp.reuse_address" : "true",
    "http.tcp.send_buffer_size" : "-1b",
    "http.tcp_no_delay" : "true",
    "http.tracer.exclude" : [ ],
    "http.tracer.include" : [ ],
    "http.type" : "security4",
    "http.type.default" : "netty4",
    "index.codec" : "default",
    "index.store.fs.fs_lock" : "native",
    "index.store.preload" : [ ],
    "index.store.type" : "",
    "indices.analysis.hunspell.dictionary.ignore_case" : "false",
    "indices.analysis.hunspell.dictionary.lazy" : "false",
    "indices.breaker.accounting.limit" : "100%",
    "indices.breaker.accounting.overhead" : "1.0",
    "indices.breaker.fielddata.limit" : "40%",
    "indices.breaker.fielddata.overhead" : "1.03",
    "indices.breaker.fielddata.type" : "memory",
    "indices.breaker.request.limit" : "60%",
    "indices.breaker.request.overhead" : "1.0",
    "indices.breaker.request.type" : "memory",
    "indices.breaker.total.limit" : "95%",
    "indices.breaker.total.use_real_memory" : "true",
    "indices.breaker.type" : "hierarchy",
    "indices.cache.cleanup_interval" : "1m",
    "indices.fielddata.cache.size" : "-1b",
    "indices.id_field_data.enabled" : "true",
    "indices.lifecycle.history_index_enabled" : "true",
    "indices.lifecycle.poll_interval" : "10m",
    "indices.lifecycle.step.master_timeout" : "30s",
    "indices.mapping.dynamic_timeout" : "30s",
    "indices.mapping.max_in_flight_updates" : "10",
    "indices.memory.index_buffer_size" : "10%",
    "indices.memory.interval" : "5s",
    "indices.memory.max_index_buffer_size" : "-1",
    "indices.memory.min_index_buffer_size" : "48mb",
    "indices.memory.shard_inactive_time" : "5m",
    "indices.queries.cache.all_segments" : "false",
    "indices.queries.cache.count" : "10000",
    "indices.queries.cache.size" : "10%",
    "indices.query.bool.max_clause_count" : "1024",
    "indices.query.query_string.allowLeadingWildcard" : "true",
    "indices.query.query_string.analyze_wildcard" : "false",
    "indices.recovery.internal_action_long_timeout" : "1800000ms",
    "indices.recovery.internal_action_timeout" : "15m",
    "indices.recovery.max_concurrent_file_chunks" : "2",
    "indices.recovery.recovery_activity_timeout" : "1800000ms",
    "indices.recovery.retry_delay_network" : "5s",
    "indices.recovery.retry_delay_state_sync" : "500ms",
    "indices.requests.cache.expire" : "0ms",
    "indices.requests.cache.size" : "1%",
    "indices.store.delete.shard.timeout" : "30s",
    "ingest.geoip.cache_size" : "1000",
    "ingest.grok.watchdog.interval" : "1s",
    "ingest.grok.watchdog.max_execution_time" : "1s",
    "ingest.user_agent.cache_size" : "1000",
    "join.limit.enabled" : "true",
    "logger.level" : "INFO",
    "max.join.size" : "100000",
    "monitor.fs.refresh_interval" : "1s",
    "monitor.jvm.gc.enabled" : "true",
    "monitor.jvm.gc.overhead.debug" : "10",
    "monitor.jvm.gc.overhead.info" : "25",
    "monitor.jvm.gc.overhead.warn" : "50",
    "monitor.jvm.gc.refresh_interval" : "1s",
    "monitor.jvm.refresh_interval" : "1s",
    "monitor.os.refresh_interval" : "1s",
    "monitor.process.refresh_interval" : "1s",
    "network.bind_host" : [
      "_site_"
    ],
    "network.breaker.inflight_requests.limit" : "100%",
    "network.breaker.inflight_requests.overhead" : "2.0",
    "network.host" : [
      "_site_"
    ],
    "network.publish_host" : [
      "_site_"
    ],
    "network.server" : "true",
    "network.tcp.connect_timeout" : "30s",
    "network.tcp.keep_alive" : "true",
    "network.tcp.keep_count" : "-1",
    "network.tcp.keep_idle" : "-1",
    "network.tcp.keep_interval" : "-1",
    "network.tcp.no_delay" : "true",
    "network.tcp.receive_buffer_size" : "-1b",
    "network.tcp.reuse_address" : "true",
    "network.tcp.send_buffer_size" : "-1b",
    "no.model.state.persist" : "false",
    "node.attr.ml.machine_memory" : "64479035392",
    "node.attr.ml.max_open_jobs" : "20",
    "node.attr.transform.node" : "true",
    "node.attr.xpack.installed" : "true",
    "node.attr.zone_id" : "cn-beijing-h",
    "node.data" : "true",
    "node.enable_lucene_segment_infos_trace" : "false",
    "node.id.seed" : "0",
    "node.ingest" : "true",
    "node.local_storage" : "true",
    "node.master" : "false",
    "node.max_local_storage_nodes" : "1",
    "node.ml" : "true",
    "node.name" : "es-cn-default-941b22aa-0003",
    "node.pidfile" : "",
    "node.portsfile" : "false",
    "node.processors" : "32",
    "node.remote_cluster_client" : "true",
    "node.store.allow_mmap" : "true",
    "node.transform" : "true",
    "node.voting_only" : "false",
    "path.data" : [
      "/ssd/1/hippo_slave/sys_carbon_2_es-cn-default_es_worker_i.worker_12_63/es_worker_process/data"
    ],
    "path.home" : "/home/admin/packages/elasticsearch",
    "path.logs" : "/ssd/1/hippo_slave/sys_carbon_2_es-cn-default_es_worker_i.worker_12_63/es_worker_process/logs",
    "path.repo" : [ ],
    "path.shared_data" : "",
    "pidfile" : "",
    "plugin.mandatory" : [ ],
    "processors" : "32",
    "reindex.remote.whitelist" : [ ],
    "repositories.fs.chunk_size" : "9223372036854775807b",
    "repositories.fs.compress" : "false",
    "repositories.fs.location" : "",
    "repositories.url.allowed_urls" : [ ],
    "repositories.url.supported_protocols" : [
      "http",
      "https",
      "ftp",
      "file",
      "jar"
    ],
    "repositories.url.url" : "http:",
    "resource.reload.enabled" : "true",
    "resource.reload.interval.high" : "5s",
    "resource.reload.interval.low" : "60s",
    "resource.reload.interval.medium" : "30s",
    "rest.action.multi.allow_explicit_index" : "true",
    "script.allowed_contexts" : [ ],
    "script.allowed_types" : [ ],
    "script.cache.expire" : "0ms",
    "script.cache.max_size" : "100",
    "script.max_compilations_rate" : "75/5m",
    "script.max_size_in_bytes" : "65535",
    "script.painless.regex.enabled" : "false",
    "search.allow_expensive_queries" : "true",
    "search.default_allow_partial_results" : "true",
    "search.default_keep_alive" : "5m",
    "search.default_search_timeout" : "-1",
    "search.highlight.term_vector_multi_value" : "true",
    "search.keep_alive_interval" : "1m",
    "search.low_level_cancellation" : "true",
    "search.max_buckets" : "10000",
    "search.max_keep_alive" : "24h",
    "search.remote.connect" : "true",
    "search.remote.connections_per_cluster" : "3",
    "search.remote.initial_connect_timeout" : "30s",
    "search.remote.node.attr" : "",
    "security.manager.filter_bad_defaults" : "true",
    "slm.history_index_enabled" : "true",
    "slm.retention_duration" : "1h",
    "slm.retention_schedule" : "0 30 1 * * ?",
    "support_cname" : "false",
    "thread_pool.analyze.queue_size" : "16",
    "thread_pool.analyze.size" : "1",
    "thread_pool.estimated_time_interval" : "200ms",
    "thread_pool.fetch_shard_started.core" : "1",
    "thread_pool.fetch_shard_started.keep_alive" : "5m",
    "thread_pool.fetch_shard_started.max" : "64",
    "thread_pool.fetch_shard_store.core" : "1",
    "thread_pool.fetch_shard_store.keep_alive" : "5m",
    "thread_pool.fetch_shard_store.max" : "64",
    "thread_pool.flush.core" : "1",
    "thread_pool.flush.keep_alive" : "5m",
    "thread_pool.flush.max" : "5",
    "thread_pool.force_merge.queue_size" : "-1",
    "thread_pool.force_merge.size" : "1",
    "thread_pool.generic.core" : "4",
    "thread_pool.generic.keep_alive" : "30s",
    "thread_pool.generic.max" : "128",
    "thread_pool.get.queue_size" : "1000",
    "thread_pool.get.size" : "32",
    "thread_pool.listener.queue_size" : "-1",
    "thread_pool.listener.size" : "10",
    "thread_pool.management.core" : "1",
    "thread_pool.management.keep_alive" : "5m",
    "thread_pool.management.max" : "5",
    "thread_pool.refresh.core" : "1",
    "thread_pool.refresh.keep_alive" : "5m",
    "thread_pool.refresh.max" : "10",
    "thread_pool.search.auto_queue_frame_size" : "2000",
    "thread_pool.search.max_queue_size" : "1000",
    "thread_pool.search.min_queue_size" : "1000",
    "thread_pool.search.queue_size" : "4000",
    "thread_pool.search.size" : "49",
    "thread_pool.search.target_response_time" : "1s",
    "thread_pool.search_throttled.auto_queue_frame_size" : "200",
    "thread_pool.search_throttled.max_queue_size" : "100",
    "thread_pool.search_throttled.min_queue_size" : "100",
    "thread_pool.search_throttled.queue_size" : "100",
    "thread_pool.search_throttled.size" : "1",
    "thread_pool.search_throttled.target_response_time" : "1s",
    "thread_pool.snapshot.core" : "1",
    "thread_pool.snapshot.keep_alive" : "5m",
    "thread_pool.snapshot.max" : "5",
    "thread_pool.warmer.core" : "1",
    "thread_pool.warmer.keep_alive" : "5m",
    "thread_pool.warmer.max" : "5",
    "thread_pool.write.queue_size" : "1000",
    "thread_pool.write.size" : "32",
    "transform.task_thread_pool.queue_size" : "4",
    "transform.task_thread_pool.size" : "4",
    "transport.bind_host" : [
      "_site_"
    ],
    "transport.compress" : "false",
    "transport.connect_timeout" : "30s",
    "transport.connections_per_node.bulk" : "3",
    "transport.connections_per_node.ping" : "1",
    "transport.connections_per_node.recovery" : "2",
    "transport.connections_per_node.reg" : "6",
    "transport.connections_per_node.state" : "1",
    "transport.features.x-pack" : "true",
    "transport.host" : [
      "_site_"
    ],
    "transport.netty.boss_count" : "1",
    "transport.netty.receive_predictor_max" : "64kb",
    "transport.netty.receive_predictor_min" : "64kb",
    "transport.netty.receive_predictor_size" : "64kb",
    "transport.netty.worker_count" : "64",
    "transport.ping_schedule" : "-1",
    "transport.port" : "9300",
    "transport.publish_host" : [
      "_site_"
    ],
    "transport.publish_port" : "-1",
    "transport.tcp.compress" : "false",
    "transport.tcp.connect_timeout" : "30s",
    "transport.tcp.keep_alive" : "true",
    "transport.tcp.keep_count" : "-1",
    "transport.tcp.keep_idle" : "-1",
    "transport.tcp.keep_interval" : "-1",
    "transport.tcp.no_delay" : "true",
    "transport.tcp.port" : "9300",
    "transport.tcp.receive_buffer_size" : "-1b",
    "transport.tcp.reuse_address" : "true",
    "transport.tcp.send_buffer_size" : "-1b",
    "transport.tcp_no_delay" : "true",
    "transport.tracer.exclude" : [
      "internal:discovery/zen/fd*",
      "internal:coordination/fault_detection/*",
      "cluster:monitor/nodes/liveness"
    ],
    "transport.tracer.include" : [ ],
    "transport.type" : "security4",
    "transport.type.default" : "netty4",
    "xpack.ccr.ccr_thread_pool.queue_size" : "100",
    "xpack.ccr.ccr_thread_pool.size" : "32",
    "xpack.ccr.enabled" : "true",
    "xpack.data_frame.enabled" : "true",
    "xpack.enrich.enabled" : "true",
    "xpack.flattened.enabled" : "true",
    "xpack.graph.enabled" : "true",
    "xpack.http.default_connection_timeout" : "10s",
    "xpack.http.default_read_timeout" : "10s",
    "xpack.http.max_response_size" : "10mb",
    "xpack.http.proxy.host" : "",
    "xpack.http.proxy.port" : "0",
    "xpack.http.proxy.scheme" : "",
    "xpack.http.whitelist" : [
      "*"
    ],
    "xpack.idp.allowed_nameid_formats" : [
      "urn:oasis:names:tc:SAML:2.0:nameid-format:transient"
    ],
    "xpack.idp.contact.email" : "",
    "xpack.idp.contact.given_name" : "",
    "xpack.idp.contact.surname" : "",
    "xpack.idp.defaults.authn_expiry" : "5m",
    "xpack.idp.defaults.nameid_format" : "urn:oasis:names:tc:SAML:2.0:nameid-format:transient",
    "xpack.idp.enabled" : "false",
    "xpack.idp.entity_id" : "",
    "xpack.idp.metadata.signing.keystore.alias" : "",
    "xpack.idp.organization.display_name" : "",
    "xpack.idp.organization.name" : "",
    "xpack.idp.organization.url" : "http:",
    "xpack.idp.privileges.application" : "",
    "xpack.idp.privileges.cache.size" : "100",
    "xpack.idp.privileges.cache.ttl" : "90m",
    "xpack.idp.signing.keystore.alias" : "",
    "xpack.idp.slo_endpoint.post" : "https:",
    "xpack.idp.slo_endpoint.redirect" : "https:",
    "xpack.idp.sp.cache.size" : "1000",
    "xpack.idp.sp.cache.ttl" : "60m",
    "xpack.idp.sp.wildcard.path" : "wildcard_services.json",
    "xpack.idp.sso_endpoint.post" : "https:",
    "xpack.idp.sso_endpoint.redirect" : "https:",
    "xpack.ilm.enabled" : "true",
    "xpack.license.self_generated.type" : "trial",
    "xpack.license.upload.types" : [
      "standard",
      "gold",
      "platinum",
      "enterprise",
      "trial"
    ],
    "xpack.logstash.enabled" : "true",
    "xpack.ml.autodetect_process" : "true",
    "xpack.ml.datafeed_thread_pool.core" : "1",
    "xpack.ml.datafeed_thread_pool.keep_alive" : "1m",
    "xpack.ml.datafeed_thread_pool.max" : "512",
    "xpack.ml.enable_config_migration" : "true",
    "xpack.ml.enabled" : "true",
    "xpack.ml.inference_model.cache_size" : "40%",
    "xpack.ml.inference_model.time_to_live" : "5m",
    "xpack.ml.job_comms_thread_pool.core" : "4",
    "xpack.ml.job_comms_thread_pool.keep_alive" : "1m",
    "xpack.ml.job_comms_thread_pool.max" : "2048",
    "xpack.ml.max_anomaly_records" : "500",
    "xpack.ml.max_inference_processors" : "50",
    "xpack.ml.max_lazy_ml_nodes" : "0",
    "xpack.ml.max_machine_memory_percent" : "30",
    "xpack.ml.max_model_memory_limit" : "0b",
    "xpack.ml.max_open_jobs" : "20",
    "xpack.ml.min_disk_space_off_heap" : "5gb",
    "xpack.ml.node_concurrent_job_allocations" : "2",
    "xpack.ml.persist_results_max_retries" : "20",
    "xpack.ml.process_connect_timeout" : "10s",
    "xpack.ml.utility_thread_pool.core" : "1",
    "xpack.ml.utility_thread_pool.keep_alive" : "10m",
    "xpack.ml.utility_thread_pool.max" : "2048",
    "xpack.monitoring.collection.ccr.stats.timeout" : "10s",
    "xpack.monitoring.collection.cluster.stats.timeout" : "10s",
    "xpack.monitoring.collection.enabled" : "true",
    "xpack.monitoring.collection.enrich.stats.timeout" : "10s",
    "xpack.monitoring.collection.index.recovery.active_only" : "false",
    "xpack.monitoring.collection.index.recovery.timeout" : "10s",
    "xpack.monitoring.collection.index.stats.timeout" : "10s",
    "xpack.monitoring.collection.indices" : [ ],
    "xpack.monitoring.collection.interval" : "10s",
    "xpack.monitoring.collection.ml.job.stats.timeout" : "10s",
    "xpack.monitoring.collection.node.stats.timeout" : "10s",
    "xpack.monitoring.elasticsearch.collection.enabled" : "true",
    "xpack.monitoring.enabled" : "true",
    "xpack.monitoring.history.duration" : "168h",
    "xpack.notification.email.default_account" : "",
    "xpack.notification.email.html.sanitization.allow" : [
      "body",
      "head",
      "_tables",
      "_links",
      "_blocks",
      "_formatting",
      "img:embedded"
    ],
    "xpack.notification.email.html.sanitization.disallow" : [ ],
    "xpack.notification.email.html.sanitization.enabled" : "true",
    "xpack.notification.jira.default_account" : "",
    "xpack.notification.pagerduty.default_account" : "",
    "xpack.notification.reporting.interval" : "15s",
    "xpack.notification.reporting.retries" : "40",
    "xpack.notification.reporting.warning.enabled" : "true",
    "xpack.notification.slack.default_account" : "",
    "xpack.rollup.enabled" : "true",
    "xpack.rollup.task_thread_pool.queue_size" : "4",
    "xpack.rollup.task_thread_pool.size" : "4",
    "xpack.security.audit.enabled" : "false",
    "xpack.security.audit.logfile.emit_node_host_address" : "false",
    "xpack.security.audit.logfile.emit_node_host_name" : "false",
    "xpack.security.audit.logfile.emit_node_id" : "true",
    "xpack.security.audit.logfile.emit_node_name" : "false",
    "xpack.security.audit.logfile.events.emit_request_body" : "false",
    "xpack.security.audit.logfile.events.exclude" : [ ],
    "xpack.security.audit.logfile.events.include" : [
      "ACCESS_DENIED",
      "ACCESS_GRANTED",
      "ANONYMOUS_ACCESS_DENIED",
      "AUTHENTICATION_FAILED",
      "CONNECTION_DENIED",
      "TAMPERED_REQUEST",
      "RUN_AS_DENIED",
      "RUN_AS_GRANTED"
    ],
    "xpack.security.authc.anonymous.authz_exception" : "true",
    "xpack.security.authc.anonymous.roles" : [ ],
    "xpack.security.authc.anonymous.username" : "_anonymous",
    "xpack.security.authc.api_key.cache.hash_algo" : "ssha256",
    "xpack.security.authc.api_key.cache.max_keys" : "10000",
    "xpack.security.authc.api_key.cache.ttl" : "24h",
    "xpack.security.authc.api_key.delete.interval" : "24h",
    "xpack.security.authc.api_key.delete.timeout" : "-1",
    "xpack.security.authc.api_key.enabled" : "false",
    "xpack.security.authc.api_key.hashing.algorithm" : "pbkdf2",
    "xpack.security.authc.password_hashing.algorithm" : "bcrypt",
    "xpack.security.authc.realms.file.file1.order" : "0",
    "xpack.security.authc.realms.native.native1.order" : "1",
    "xpack.security.authc.reserved_realm.enabled" : "false",
    "xpack.security.authc.run_as.enabled" : "true",
    "xpack.security.authc.success_cache.enabled" : "true",
    "xpack.security.authc.success_cache.expire_after_access" : "1h",
    "xpack.security.authc.success_cache.size" : "10000",
    "xpack.security.authc.token.delete.interval" : "30m",
    "xpack.security.authc.token.delete.timeout" : "-1",
    "xpack.security.authc.token.enabled" : "false",
    "xpack.security.authc.token.thread_pool.queue_size" : "1000",
    "xpack.security.authc.token.thread_pool.size" : "1",
    "xpack.security.authc.token.timeout" : "20m",
    "xpack.security.authz.store.roles.cache.max_size" : "10000",
    "xpack.security.authz.store.roles.field_permissions.cache.max_size_in_bytes" : "104857600",
    "xpack.security.authz.store.roles.index.cache.max_size" : "10000",
    "xpack.security.authz.store.roles.index.cache.ttl" : "20m",
    "xpack.security.authz.store.roles.negative_lookup_cache.max_size" : "10000",
    "xpack.security.automata.cache.enabled" : "true",
    "xpack.security.automata.cache.size" : "10000",
    "xpack.security.automata.cache.ttl" : "48h",
    "xpack.security.automata.max_determinized_states" : "100000",
    "xpack.security.dls.bitset.cache.size" : "10%",
    "xpack.security.dls.bitset.cache.ttl" : "2h",
    "xpack.security.dls_fls.enabled" : "true",
    "xpack.security.enabled" : "true",
    "xpack.security.encryption.algorithm" : "AES/CTR/NoPadding",
    "xpack.security.encryption_key.algorithm" : "AES",
    "xpack.security.encryption_key.length" : "128",
    "xpack.security.filter.always_allow_bound_address" : "true",
    "xpack.security.fips_mode.enabled" : "false",
    "xpack.security.http.filter.allow" : [ ],
    "xpack.security.http.filter.deny" : [ ],
    "xpack.security.http.filter.enabled" : "true",
    "xpack.security.http.ssl.enabled" : "false",
    "xpack.security.ssl.diagnose.trust" : "true",
    "xpack.security.transport.filter.allow" : [ ],
    "xpack.security.transport.filter.deny" : [ ],
    "xpack.security.transport.filter.enabled" : "true",
    "xpack.security.transport.ssl.enabled" : "true",
    "xpack.security.user" : null,
    "xpack.slm.enabled" : "true",
    "xpack.sql.enabled" : "true",
    "xpack.transform.enabled" : "true",
    "xpack.transform.num_transform_failure_retries" : "10",
    "xpack.vectors.enabled" : "true",
    "xpack.watcher.actions.bulk.default_timeout" : "",
    "xpack.watcher.actions.index.default_timeout" : "",
    "xpack.watcher.bulk.actions" : "1",
    "xpack.watcher.bulk.concurrent_requests" : "0",
    "xpack.watcher.bulk.flush_interval" : "1s",
    "xpack.watcher.bulk.size" : "1mb",
    "xpack.watcher.enabled" : "false",
    "xpack.watcher.encrypt_sensitive_data" : "false",
    "xpack.watcher.execution.default_throttle_period" : "5s",
    "xpack.watcher.execution.scroll.size" : "0",
    "xpack.watcher.execution.scroll.timeout" : "",
    "xpack.watcher.history.cleaner_service.enabled" : "true",
    "xpack.watcher.index.rest.direct_access" : "",
    "xpack.watcher.input.search.default_timeout" : "",
    "xpack.watcher.internal.ops.bulk.default_timeout" : "",
    "xpack.watcher.internal.ops.index.default_timeout" : "",
    "xpack.watcher.internal.ops.search.default_timeout" : "",
    "xpack.watcher.stop.timeout" : "30s",
    "xpack.watcher.transform.search.default_timeout" : "",
    "xpack.watcher.trigger.schedule.ticker.tick_interval" : "500ms",
    "xpack.watcher.watch.scroll.size" : "0"
  }
}

配置项目说明

https://blog.csdn.net/u013200380/article/details/109285071

原文出自：https://www.52tect.com/db/elasticsearch/2022/03/24/478.html