The base operating system of the Solr Docker image has been upgraded to Ubuntu 22 (Jammy).This module is meant to replace the jaegertracer-configurator module, which has been deprecated.Solr now includes an opentracing module, with support for OTEL tracing in OTLP format using gRPC.Solr has upgraded to use Jetty 10 instead of Jetty 9.Solr 9.2.0 is available for immediate download at: The Solr PMC is pleased to announce the release of Apache Solr 9.2.0. 24 March 2023, Apache Solr™ 9.2.0 available Please read CHANGES.txt for a full list of bugfixes: Fix Java version detection when _JAVA_OPTIONS is set`.Use the correct instance of ReponseParser for Http2SolrClient.processErrorsAndResponse.Fixing SOLR_DATA_HOME to be honored outside of verbose mode.Fix KerberosPlugin module classloading when using the hadoop-auth module.Allow custom configuration of Jetty's SecureRequestCustomizer.Fixing bin/solr's '-noprompt' option to work for examples.Fix NPE in SystemInfoHandler for inter-node requests that would cause the Nodes page not to load.Use the right cluster property for displaying if TLS is enabled.Fix Classloading Exception for inter-node requests when using SSL and HTTP2.Solr 9.2.1 is available for immediate download at: The Solr PMC is pleased to announce the release of Apache Solr 9.2.1. Please read CHANGES.txt for a full list of new features, changes and bugfixes: Please refer to the Upgrade Notes in the Solr Ref Guide for information on upgrading from previous Solr versions: Please use the environment variable SOLR_SECURITY_MANAGER_ENABLED=false when running with Java 20 on MacOS. Warning: Solr cannot be used with Java 20 on MacOS with the Java Security Manager.Use "leteUnknownCores=true" to use the previous behavior. Unknown cores are no longer deleted by default when Solr starts. This operation doesn't support SplitShard.Collections shards should be collocated via AffinityPlacementPlugin.withCollectionShards.Join Queries may handle equally sharded collections on both sides.The AffinityPlacementPlugin now supports co-location of shards between collections, using the "withCollectionShards" parameter.These work out-of-the-box with the built-in PlacementPlugins. New APIs for MigrateReplicas and BalanceReplicas.See the Changelog and upgrade notes for information on which v2 APIs have backward-incompatible changes. The v2 API as a whole is being redesigned to be more REST-ful and intuitive.It is now approaching parity with the functionality offered by Solr’s v1 API.Solr’s experimental "v2" API has seen a number of improvements in the 9.3 release.Solr now provides an "Install Shard" API to allow users who have built (per-shard) indices offline to import them into SolrCloud shards.A new "vectorSimilarity" function query has been added to calculate similarity scores for DenseVectorFields.Solr can now take advantage of SIMD optimizations for Vector calculations, when run with Java 20 or 21.High dimensional vectors are now supported in Solr.Added support for byte vector encoding in DenseVectorField and KnnQParser.The Slim variant is the same as the normal variant, except that it does not include Solr modules or the Prometheus exporter.
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