ELK Stack
Backend & InfraFree and Open Source, Distributed, RESTful Search Engine
Release History
v9.4.1This release provides updates and fixes for Elasticsearch version 9.4.1. Detailed release notes are available via the provided links.
v9.4.0This release announcement provides links to the download page and detailed release notes for Elasticsearch version 9.4.0.
v9.3.4This release provides updates for Elasticsearch version 9.3.4. Specific details regarding changes are available in the linked release notes.
v8.19.15This release provides maintenance updates for Elasticsearch version 8.19.15. Refer to the linked release notes for specific details.
v8.19.14This release provides maintenance updates for Elasticsearch version 8.19.14. Specific details on changes are available in the linked release notes.
v9.2.8This release provides updates for Elasticsearch version 9.2.8. Specific details regarding features, fixes, and changes are available in the linked release notes.
v9.3.3This release provides updates and fixes for Elasticsearch version 9.3.3. Detailed information is available in the linked release notes.
v9.3.2This release provides maintenance updates for Elasticsearch version 9.3.2. Specific details regarding changes are available in the linked release notes.
v9.2.7This release provides maintenance updates for Elasticsearch version 9.2.7. Specific details regarding changes are available in the linked release notes.
v8.19.13This release provides maintenance updates for Elasticsearch version 8.19.13. Refer to the linked release notes for specific details.
v8.19.12This release provides maintenance updates for Elasticsearch version 8.19.12. Refer to the linked release notes for specific details.
v9.3.1This release announcement points to the official download page and detailed release notes for Elasticsearch version 9.3.1.
v9.2.6This release provides updates for Elasticsearch version 9.2.6. Specific details regarding changes are available in the linked release notes.
v9.3.0This release provides access to the Elasticsearch 9.3.0 release notes and download links.
v9.2.5This release provides maintenance updates for Elasticsearch version 9.2.5. Specific details on changes are available in the linked release notes.
v8.19.112 fixesElasticsearch version 8.19.11 addresses minor issues in the cluster settings API and Snapshot API functionality.
v8.19.10This release provides maintenance updates for Elasticsearch version 8.19.10. Refer to the linked release notes for specific details.
v9.1.10This release provides updates for Elasticsearch version 9.1.10. Detailed changes are available in the linked release notes.
v9.2.4This release provides updates for Elasticsearch version 9.2.4, with detailed notes available via the provided links.
v9.2.3This release provides updates for Elasticsearch version 9.2.3. Specific details regarding changes are available in the linked release notes.
v9.1.9This release provides access to the Elasticsearch downloads and detailed release notes for version 9.1.9.
v8.19.9This release is Elasticsearch version 8.19.9. Refer to the linked release notes for specific details on changes.
v9.1.8This release provides updates and fixes for Elasticsearch version 9.1.8. Detailed release notes are available via the provided links.
v8.19.8This release provides maintenance updates for Elasticsearch version 8.19.8. Refer to the linked release notes for specific details.
v9.2.2This release provides updates and fixes for Elasticsearch version 9.2.2. Specific details are available in the linked release notes.
v9.1.7This release provides updates for Elasticsearch, with download links and detailed release notes available via the provided URLs.
v8.19.7This release provides maintenance updates for Elasticsearch version 8.19.7. Refer to the linked release notes for specific details.
v9.2.1This release provides updates for Elasticsearch version 9.2.1, with detailed notes available via the provided links.
v9.1.6This release provides updates for Elasticsearch version 9.1.6, with detailed notes available via the provided links.
v8.19.6This release provides maintenance updates for Elasticsearch version 8.19.6. Refer to the linked release notes for specific details.
v9.2.0This release provides updates and fixes for Elasticsearch version 9.2.0. Detailed release notes are available via the provided links.
v9.0.8This release provides updates and fixes for Elasticsearch version 9.0.8. Detailed release notes are available via the provided links.
v8.19.5This release provides updates for Elasticsearch version 8.19.5. Refer to the linked release notes for detailed changes.
v8.18.8This release provides maintenance updates for Elasticsearch version 8.18.8. Refer to the linked release notes for specific details.
v9.1.5This release provides updates and fixes for Elasticsearch version 9.1.5. Detailed release notes are available via the provided links.
v8.19.4This release provides updates for Elasticsearch version 8.19.4, with detailed notes available via the provided documentation link.
v9.1.4This release provides updates for Elasticsearch version 9.1.4. Specific details regarding changes are available in the linked release notes.
v9.0.7This release provides links to the download page and detailed release notes for Elasticsearch version 9.0.7.
v8.18.7This release (8.18.7) provides maintenance updates for Elasticsearch. Refer to the linked release notes for specific details.
v9.1.3This release provides updates for Elasticsearch, with download links and detailed release notes available via the provided URLs.
v9.0.6This release provides updates and fixes for Elasticsearch version 9.0.6. Specific details are available in the linked release notes.
v8.18.6This release provides maintenance updates for Elasticsearch version 8.18.6. Refer to the linked release notes for specific details.
v8.19.3This release provides maintenance updates for Elasticsearch version 8.19.3. Refer to the linked release notes for specific details.
v8.19.2This release provides updates and fixes for Elasticsearch version 8.19.2. Specific details on changes can be found in the linked release notes.
v9.1.2This release provides access to downloads and detailed release notes for Elasticsearch version 9.1.2.
v8.17.10This release provides updates for Elasticsearch version 8.17.10, with detailed notes available via the provided link.
v9.0.5This release provides access to the Elasticsearch downloads and detailed release notes for version 9.0.5.
v8.18.5This release provides maintenance updates for Elasticsearch version 8.18.5. Refer to the linked release notes for specific details.
v9.1.1This release provides access to the Elasticsearch downloads and detailed release notes for version 9.1.1.
v8.19.1This release provides updates for Elasticsearch version 8.19.1. Specific details regarding changes are available in the linked release notes.
v8.19.0This release announcement provides links to the download page and the detailed release notes for Elasticsearch version 8.19.0.
v9.1.0This release provides access to the Elasticsearch 9.1.0 release notes and download links.
v8.17.9This release provides updates for Elasticsearch version 8.17.9, with detailed release notes available via the provided link.
v8.18.4This release is Elasticsearch version 8.18.4. Specific details regarding changes are available in the linked release notes.
v9.0.4This release provides updates and fixes for Elasticsearch version 9.0.4. Specific details are available in the linked release notes.
v8.18.3This release (8.18.3) provides minor updates and fixes for Elasticsearch. Refer to the linked release notes for detailed information.
v8.17.8This release provides maintenance updates for Elasticsearch version 8.17.8. Refer to the linked release notes for specific details.
v9.0.3This release provides access to downloads and detailed release notes for Elasticsearch version 9.0.3.
v7.17.29This release provides maintenance updates for Elasticsearch version 7.17.29. Consult the linked release notes for specific details.
v9.0.2This release provides download links and links to the detailed release notes for Elasticsearch version 9.0.2.
v8.17.7This release is Elasticsearch version 8.17.7. Refer to the linked release notes for detailed changes.
v8.18.2This release provides maintenance updates for Elasticsearch version 8.18.2. Specific details regarding changes are available in the linked release notes.
v9.0.1This release provides access to the Elasticsearch downloads and detailed release notes for version 9.0.
v8.17.6This release provides maintenance updates for Elasticsearch version 8.17.6. Refer to the linked release notes for specific details.
v8.18.1This release provides updates and fixes for Elasticsearch version 8.18.1. Specific details regarding changes are available in the linked release notes.
v8.17.5This release provides maintenance updates for Elasticsearch version 8.17.5. Specific details regarding changes are available in the linked release notes.
v8.18.0This release announcement points to the download page and the detailed release notes for Elasticsearch version 8.18.0.
v9.0.0This release provides access to the Elasticsearch 9.0.0 release notes and download links.
v8.17.4This release provides maintenance updates for Elasticsearch version 8.17.4. Refer to the linked release notes for specific details.
v8.16.6This release provides updates for Elasticsearch version 8.16.6, with detailed notes available via the provided reference link.
v9.0.0-rc1This release is Elasticsearch version 9.0.0-rc1. Detailed release notes are available via the provided link.
v8.16.5This release provides maintenance updates for Elasticsearch version 8.16.5. Specific details regarding changes are available in the linked release notes.
v8.17.3This release provides maintenance updates for Elasticsearch version 8.17.3. Refer to the linked release notes for specific details.
v7.17.28This release provides maintenance updates for Elasticsearch version 7.17.28. Refer to the linked release notes for specific details.
v9.0.0-beta1This release points to the Elasticsearch 9.0.0 release notes, which contain the detailed changes for this version.
v8.16.4This release (8.16.4) provides maintenance updates for Elasticsearch. Refer to the linked release notes for specific details.
v8.17.2This release provides maintenance updates for Elasticsearch version 8.17.2. Specific details regarding features, fixes, or breaking changes are not detailed in the provided snippet, only links to the downloads and full release notes.
v8.17.1This release provides updates for Elasticsearch version 8.17.1. Refer to the linked release notes for specific details on changes.
v8.16.3This release provides maintenance updates for Elasticsearch version 8.16.3. Specific details regarding changes are available in the linked release notes.
v7.17.27This release provides updates for Elasticsearch, with detailed release notes available via the provided links.
Common Errors
InvocationTargetException9 reportsInvocationTargetException often wraps an actual exception thrown within a method invoked via reflection. Fix it by examining the underlying cause using the stack trace to identify the real exception, then address that specific issue like a NullPointerException or IllegalArgumentException related to argument types or object states during the reflective call.
NoSuchElementException8 reportsNoSuchElementException in Elasticsearch's VectorScorer tests usually indicates that the test is trying to access an element from an empty or non-existent collection/iterator. This can be caused by incorrect setup or teardown of test resources, or indexing issues. Fix this by ensuring that all required data structures are properly initialized and populated with data before the tests access them and verify data exists via `Assert.assertTrue` or similar before accessing via iterators.
MapperParsingException4 reportsMapperParsingException usually arises from Elasticsearch trying to index a field with a data type inconsistent with its mapping (e.g., indexing text into a numeric field). To resolve this, either update the Elasticsearch mapping for the affected field to the correct data type using the `PUT index/_mapping` API or adjust the data being sent to match the existing mapping. If dynamic mapping is enabled, consider disabling it or defining explicit mappings to prevent Elasticsearch from inferring incorrect data types.
MasterNotDiscoveredException3 reportsMasterNotDiscoveredException in Elasticsearch often indicates that the node cannot find or communicate with the elected master node. This can stem from network connectivity issues, incorrect cluster configuration (e.g., discovery settings like `discovery.seed_hosts`), or insufficient resources on the master eligible nodes causing them to become unresponsive. To resolve, ensure all nodes can communicate on the configured ports, verify that `discovery.seed_hosts` lists enough master-eligible nodes, and monitor the health of master-eligible nodes for resource exhaustion, increasing their allocated resources if necessary.
RepositoryVerificationException3 reportsRepositoryVerificationException in Elasticsearch usually indicates a mismatch between the expected and actual repository metadata, often due to concurrent writes or inconsistencies in the underlying storage. To fix this, ensure proper synchronization mechanisms are in place during repository operations (snapshots, restores, deletions) and verify the integrity of the storage backend (e.g., ensure eventual consistency in cloud storage). Consider retrying the operation with exponential backoff to handle transient inconsistencies and implement locking to prevent concurrent modifications.
TestCouldNotBeSkippedException3 reportsTestCouldNotBeSkippedException often arises when a test is marked to be skipped based on a condition, but that condition isn't correctly evaluated or the skipping mechanism fails. Review the skip condition logic (e.g., `@AssumedTest`, `@ConditionalOnSingleNode`) and ensure it accurately reflects the intended skipping behavior, fixing any logical errors or dependency issues preventing proper execution. Also, double check the test execution environment to confirm that the skipping condition is definitively met to avoid unintended test executions.
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