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8.6.0.asciidoc

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{es} version 8.6.0

Known issues

Bug fixes

Aggregations

  • GeoBoundsAggregations reject sub aggregations {es-pull}91073[#91073] (issue: {es-issue}91072[#91072])

Allocation

  • Avoid NPE when disassociateDeadNodes is executed for a node present in the desired balance {es-pull}91659[#91659]

  • Check NodesShutdownMetadata type before assuming restart {es-pull}90807[#90807]

Authentication

  • Fix time unit for connection request timeout of JWKs reload {es-pull}92080[#92080]

  • Improve performance for role mapping with DNs {es-pull}92074[#92074]

  • Improve robustness of JwkSet reloading {es-pull}92081[#92081]

  • Support stored authentication headers prior to version 6.7 {es-pull}92221[#92221]

Authorization

  • Make adding auth info to REST responses more robust {es-pull}92168[#92168]

  • Security remove datemath special handling {es-pull}91047[#91047]

Cluster Coordination

  • Fix TransportMasterNodeAction holding a CS reference needlessly {es-pull}90724[#90724] (issue: {es-issue}89220[#89220])

  • Include last-committed data in publication {es-pull}92259[#92259] (issue: {es-issue}90158[#90158])

  • Unsafe bootstrap memory optimization {es-pull}92493[#92493]

EQL

  • EQL sequences: support join on multi-values {es-pull}89965[#89965]

Graph

  • Fix potential issue with graph api’s timed out field in response {es-pull}91006[#91006]

Health

  • Don’t account for the unassigned reason when diagnosing NO_VALID_SHARD_COPY {es-pull}92416[#92416]

  • Fix NPE when evaluating the disk health for non-data nodes {es-pull}92643[#92643]

  • Use https in the short URLs for the shards_availability indicator {es-pull}92310[#92310]

Indices APIs

  • Trigger index settings providers when updating component templates {es-pull}91615[#91615] (issue: {es-issue}91592[#91592])

Infra/Core

  • Check reserved state in Metadata.isGlobalStateEquals {es-pull}92124[#92124]

  • Datastream unavailable exception metadata {es-pull}91461[#91461]

  • Fix BytesRefArray on append empty BytesRef {es-pull}91364[#91364]

  • Fix index expression options for requests with a single name or pattern {es-pull}91231[#91231]

  • Force init of Unbox in log4j {es-pull}92377[#92377] (issue: {es-issue}91964[#91964])

  • In file based settings, wait until security index is ready for role mappings {es-pull}92173[#92173] (issue: {es-issue}91939[#91939])

  • Index expression exclusions never trigger "not found" {es-pull}90902[#90902]

  • Update error states from inside the main state executor {es-pull}90346[#90346] (issue: {es-issue}90337[#90337])

Infra/Scripting

  • Fix compile with hex literals ending with d/f {es-pull}91501[#91501] (issue: {es-issue}88614[#88614])

Ingest Node

  • Fixing a race condition in EnrichCoordinatorProxyAction that can leave an item stuck in its queue {es-pull}90688[#90688] (issue: {es-issue}90598[#90598])

Machine Learning

  • Copy more settings when creating DF analytics destination index {es-pull}91546[#91546] (issue: {es-issue}89795[#89795])

  • Fix for 'No statistics' error message {ml-pull}2410[#2410]

  • Fix for 'No counts available' error message {ml-pull}2414[#2414]

  • Guard against input sequences that are too long for Question Answering models {es-pull}91924[#91924]

  • Improve performance of closing files before spawning {ml-pull}2424[#2424]

  • Skip remote clusters when performing up front privileges validation for datafeeds {es-pull}91895[#91895] (issue: {es-issue}87832[#87832])

  • Support fields with commas in data frame analytics analyzed_fields {es-pull}91710[#91710] (issue: {es-issue}72541[#72541])

  • Validate rule filters are present on open anomaly detection api {es-pull}92207[#92207]

Mapping

  • Consolidate field name validation when parsing mappings and documents {es-pull}91328[#91328]

  • Fix handling empty key case in the terms aggregation {es-pull}90822[#90822]

Monitoring

  • Fix logstash loadavg (xpack cases) {es-pull}90494[#90494]

  • [Stack Monitoring] Update ES module mappings {es-pull}90649[#90649]

Network

  • Clean up on exception while chunking XContent {es-pull}92024[#92024]

  • Fix Chunked APIs sending incorrect responses to HEAD requests {es-pull}92042[#92042] (issue: {es-issue}92032[#92032])

  • Reject connection attempts while closing {es-pull}92465[#92465]

SQL

  • Fix NPE on logging when not tracking total hits {es-pull}92425[#92425]

Search

  • Allow different decay values depending on the score function {es-pull}91195[#91195] (issue: {es-issue}78887[#78887])

  • Fix timing bug with DFS profiling {es-pull}92421[#92421]

Snapshot/Restore

  • Simplify and optimize deduplication of RepositoryData for a non-caching repository instance {es-pull}91851[#91851] (issue: {es-issue}89952[#89952])

Store

  • Fix numOpenOutputs and modCount in ByteSizeCachingDirectory {es-pull}92440[#92440] (issue: {es-issue}92434[#92434])

Transform

  • Skip remote clusters when performing up front privileges validation {es-pull}91788[#91788]

Vector Search

  • Make knn search requests fully cancellable {es-pull}90612[#90612]

Deprecations

Allocation

  • Deprecate state field in /_cluster/reroute response {es-pull}90399[#90399]

  • Ensure balance threshold is at least 1 {es-pull}92100[#92100]

Ingest Node

  • Deprecate 'remove_binary' default of false for ingest attachment processor {es-pull}90460[#90460]

Mapping

  • Deprecate silently ignoring type, fields, copy_to and boost in metadata field definition {es-pull}90989[#90989] (issue: {es-issue}35389[#35389])

Enhancements

Allocation

  • Clear up forecasted write load and shard size from previous write index during rollovers {es-pull}91590[#91590]

  • Forecast average shard size during rollovers {es-pull}91561[#91561]

  • Forecast write load during rollovers {es-pull}91425[#91425]

  • Improve shard balancing {es-pull}91603[#91603]

  • Introduce desired-balance allocator {es-pull}91343[#91343]

  • Limit shard realocation retries {es-pull}90296[#90296]

  • Prevalidate node removal API {es-pull}88952[#88952]

  • Set default cluster.routing.allocation.balance.disk_usage {es-pull}91951[#91951]

  • Store write load in the IndexMetadata during data streams rollovers {es-pull}91019[#91019]

  • Update the default cluster.routing.allocation.balance.disk_usage {es-pull}92065[#92065]

  • DesiredBalance: expose it via _internal/desired_balance {es-pull}91038[#91038] (issue: {es-issue}90583[#90583])

Authorization

  • [Fleet] Added logs-elastic_agent* read privileges to kibana_system {es-pull}91701[#91701]

CRUD

  • Keep track of average shard write load {es-pull}90768[#90768] (issue: {es-issue}90102[#90102])

Geo

  • Centroid aggregation for cartesian points and shapes {es-pull}89216[#89216] (issue: {es-issue}90156[#90156])

  • Improve H3#hexRing logic and add H3#areNeighborCells method {es-pull}91140[#91140]

  • Move SpatialUtils to geo library {es-pull}88088[#88088] (issue: {es-issue}86607[#86607])

  • Reduce number of object allocations in H3#geoToH3 and speed up computations {es-pull}91492[#91492]

  • Support cartesian_bounds aggregation on point and shape {es-pull}91298[#91298] (issue: {es-issue}90157[#90157])

ILM+SLM

  • ILM: Get policy support wildcard name {es-pull}89238[#89238]

Infra/Core

  • Handle APM global labels as affix setting {es-pull}91438[#91438] (issue: {es-issue}91278[#91278])

  • Improve date math exclusions in expressions {es-pull}90298[#90298]

  • Introduce a phase to use String.equals on constant strings, rather than def equality {es-pull}91362[#91362] (issue: {es-issue}91235[#91235])

  • More actionable error for ancient indices {es-pull}91243[#91243]

  • Operator/index templates {es-pull}90143[#90143]

  • Operator/ingest {es-pull}89735[#89735]

  • Transport threads and _hot_threads {es-pull}90482[#90482] (issue: {es-issue}90334[#90334])

  • Upgrade XContent to Jackson 2.14.0 and enable Fast Double Parser {es-pull}90553[#90553]

Infra/Plugins

  • Create placeholder plugin when loading stable plugins {es-pull}90870[#90870]

  • Example stable plugin {es-pull}90805[#90805]

  • Make extendedPlugins, HasNativeController and moduleName optional in plugin descriptor {es-pull}90835[#90835]

  • Rename NamedComponent name parameter to value {es-pull}91306[#91306]

Infra/Scripting

  • Use an explicit null check for null receivers in painless, rather than an NPE {es-pull}91347[#91347] (issue: {es-issue}91236[#91236])

Machine Learning

  • Add a filter parameter to frequent items {es-pull}91137[#91137]

  • Add a regex to the output of the categorize_text aggregation {es-pull}90723[#90723]

  • Add ability to filter and sort buckets by change_point numeric values {es-pull}91299[#91299]

  • Add api to update trained model deployment number_of_allocations {es-pull}90728[#90728]

  • Alias timestamp to @timestamp in anomaly detection results index {es-pull}90812[#90812]

  • Allow model_aliases to be used with Pytorch trained models {es-pull}91296[#91296]

  • Allow overriding timestamp field to null in file structure finder {es-pull}90764[#90764]

  • Audit a message every day the datafeed has seen no data {es-pull}91774[#91774]

  • Low priority trained model deployments {es-pull}91234[#91234] (issue: {es-issue}91024[#91024])

  • Provide additional information about anomaly score factors {es-pull}90675[#90675]

Mapping

  • Don’t create IndexCaps objects when recording unmapped fields {es-pull}90806[#90806] (issue: {es-issue}90796[#90796])

  • aggregate metric double add a max min validation {es-pull}90381[#90381]

Recovery

  • Remove resize index settings once shards are started {es-pull}90391[#90391] (issue: {es-issue}90127[#90127])

Rollup

  • Test downsample runtime fields and security {es-pull}90593[#90593]

Search

  • Add LimitedOffsetsEnum to Limited offset token {es-pull}86110[#86110] (issue: {es-issue}86109[#86109])

  • Add profiling and documentation for dfs phase {es-pull}90536[#90536] (issue: {es-issue}89713[#89713])

  • Bulk merge field-caps responses using mapping hash {es-pull}86323[#86323]

  • Enhance nested depth tracking when parsing queries {es-pull}90425[#90425]

  • Expose telemetry about search usage {es-pull}91528[#91528]

  • Return docs when using nested mappings in archive indices {es-pull}90585[#90585] (issue: {es-issue}90523[#90523])

  • Use IndexOrDocValues query for IP range queries {es-pull}90303[#90303] (issue: {es-issue}83658[#83658])

Snapshot/Restore

  • Increase snaphot pool max size to 10 {es-pull}90282[#90282] (issue: {es-issue}89608[#89608])

  • Tie snapshot speed to node bandwidth settings {es-pull}91021[#91021] (issue: {es-issue}57023[#57023])

Store

  • Allow plugins to wrap Lucene directories created by the IndexModule {es-pull}91556[#91556]

TLS

  • Add certificate start/expiry dates to SSL Diagnostic message {es-pull}89461[#89461]

TSDB

  • Generate 'index.routing_path' from dynamic mapping templates {es-pull}90552[#90552] (issue: {es-issue}90528[#90528])

  • Support malformed numbers in synthetic _source {es-pull}90428[#90428]

  • Support synthetic _source for _doc_count field {es-pull}91465[#91465]

  • Synthetic _source: support field in many cases {es-pull}89950[#89950]

  • Synthetic _source: ignore_malformed for ip {es-pull}90038[#90038]

  • Synthetic _source: support wildcard field {es-pull}90196[#90196]

Transform

  • Add a health section to transform stats {es-pull}90760[#90760]

  • Support aggregate_metric_double field type in transform aggregations {es-pull}91045[#91045]

Vector Search

  • Add profiling information for knn vector queries {es-pull}90200[#90200]

New features

Distributed

  • Add "index" and "search" node roles with feature flag and setting {es-pull}90993[#90993]

EQL

  • EQL samples {es-pull}91312[#91312]

Health

  • Use chunked encoding for RestGetHealthAction {es-pull}91515[#91515] (issue: {es-issue}90223[#90223])

  • [HealthAPI] Use the RestCancellableNodeClient infrastructure {es-pull}91587[#91587]

Machine Learning

  • Make categorize_text aggregation GA {es-pull}88600[#88600]

Vector Search

  • Add fielddata and scripting support for byte-sized vectors {es-pull}91184[#91184]

  • Add support for indexing byte-sized knn vectors {es-pull}90774[#90774]

Regressions

Infra/Core

  • Revert "Remove ImmutableOpenMap from snapshot services" {es-pull}90287[#90287]

Upgrades

Infra/Logging

  • Upgrade to log4j 2.19.0 {es-pull}90589[#90589] (issue: {es-issue}90584[#90584])

Network

  • Upgrade to Netty 4.1.82.Final {es-pull}90604[#90604]

  • Upgrade to Netty 4.1.84 {es-pull}91271[#91271]

Snapshot/Restore

  • Upgrade GCS SDK to 2.13.1 {es-pull}92327[#92327]