Logstash
Backend & InfraLogstash - transport and process your logs, events, or other data
Release History
v9.3.0This release provides download links and links to the detailed release notes for Logstash version 9.3.0.
v8.19.11This release provides maintenance updates for Logstash version 8.19.11. Refer to the linked release notes for specific details.
v9.2.5This release provides updates for Logstash version 9.2.5. Detailed changes are available in the linked release notes.
v9.2.4This release provides updates for Logstash version 9.2.4. Specific details regarding changes are available in the linked release notes.
v8.19.10This release provides updates for Logstash version 8.19.10. Specific details regarding changes are available in the linked release notes.
v9.1.10This release provides updates for Logstash version 9.1.10. Specific details are available in the linked release notes.
v9.2.3This release provides download links and detailed release notes for Logstash version 9.2.3.
v9.1.9This release provides download links and detailed release notes for Logstash version 9.1.9.
v8.19.9This release provides updates for Logstash version 8.19.9. Specific details on changes are available in the linked release notes.
v9.1.8This release provides access to Logstash downloads and detailed release notes for version 9.1.8.
v8.19.8This release provides links to the download page and detailed release notes for Logstash version 8.19.8.
v9.2.2This release provides download links and links to the detailed release notes for Logstash version 9.2.2.
v9.1.7This release provides access to Logstash downloads and detailed release notes for version 9.1.7.
v8.19.7This release provides updates and fixes for Logstash version 8.19.7. Refer to the linked release notes for detailed information.
v9.2.1This release provides access to Logstash downloads and detailed release notes for version 9.2.1.
v9.1.6This release provides download links and detailed release notes for Logstash version 9.1.6.
v8.19.6This release provides maintenance updates for Logstash version 8.19. Specific details are available in the linked release notes.
v9.2.0This release provides download links and links to the detailed release notes for Logstash version 9.2.0.
v9.0.8This release provides access to Logstash downloads and detailed release notes for version 9.0.8.
v8.19.5This release provides updates for Logstash version 8.19.5. Specific details regarding changes are available in the linked release notes.
v8.18.8This release provides links to the download page and detailed release notes for Logstash version 8.18.8.
v9.1.5This release provides access to download links and detailed release notes for Logstash version 9.1.5.
v9.1.4This release provides download links and links to the detailed release notes for Logstash version 9.1.4.
v8.19.4This release provides updates for Logstash version 8.19.4. Specific details regarding changes are available in the linked release notes.
v9.0.7This release provides access to Logstash downloads and detailed release notes for version 9.0.7.
v8.18.7This release provides updates for Logstash version 8.18.7. Refer to the linked release notes for specific details.
v9.1.3This release provides links to the Logstash download page and the specific release notes for version 9.1.3.
v9.0.6This release provides access to Logstash downloads and detailed release notes for version 9.0.6.
v8.18.6This release provides updates and fixes for Logstash version 8.18.6. Specific details regarding changes are available in the linked release notes.
v8.19.3This release provides updates for Logstash version 8.19.3. Specific details regarding changes are available in the linked release notes.
v8.19.2This release provides updates for Logstash version 8.19.2. Refer to the linked release notes for specific details.
v9.1.2This release provides download links and links to the detailed release notes for Logstash version 9.1.2.
v8.17.10This release provides updates for Logstash version 8.17.10, with detailed release notes available online.
v9.0.5This release provides download links and detailed release notes for Logstash version 9.0.5.
v8.18.5This release provides updates and fixes for Logstash version 8.18.5. Refer to the linked release notes for detailed information.
v9.1.1This release provides download links and links to the detailed release notes for Logstash version 9.1.1.
v8.19.1This release provides updates for Logstash version 8.19.1. Specific details regarding changes can be found in the linked release notes.
v8.19.0This release provides updates for Logstash version 8.19.0. Refer to the linked release notes for detailed changes.
v9.1.0This release provides access to the Logstash downloads and detailed release notes for version 9.1.0.
v8.17.9This release provides updates for Logstash version 8.17.9. Specific details regarding changes are available in the linked release notes.
v8.18.4This release provides updates and fixes for Logstash version 8.18.4. Refer to the linked release notes for detailed information.
v9.0.4This release provides access to Logstash downloads and detailed release notes for version 9.0.4.
v8.18.3This release provides updates for Logstash version 8.18.3. Specific details regarding changes are available in the linked release notes.
v8.17.8This release provides updates and fixes for Logstash version 8.17.8. Detailed information can be found in the linked release notes.
v9.0.3This release provides access to Logstash downloads and detailed release notes for version 9.0.3.
v7.17.29This release provides updates for Logstash version 7.17.29. Refer to the linked release notes for detailed changes.
v9.0.2This release provides download links and links to the detailed release notes for Logstash version 9.0.2.
v8.17.7This release provides maintenance updates for Logstash version 8.17.7. Specific details on changes can be found in the linked release notes.
v8.18.2This release provides updates and fixes for Logstash version 8.18.2. Refer to the linked release notes for detailed information.
v9.0.1This release provides download links and detailed release notes for Logstash version 9.0.
v8.17.6This release provides maintenance updates for Logstash version 8.17.6. Refer to the linked release notes for specific details.
v8.18.1This release provides updates for Logstash version 8.18.1. Refer to the linked release notes for specific details.
v8.17.5This release provides updates for Logstash version 8.17.5. Specific details regarding changes are available in the linked release notes.
v8.18.0This release provides access to the Logstash 8.18.0 downloads and associated release notes.
v9.0.0This release provides download links and links to the detailed release notes for Logstash version 9.0.0.
v8.17.4This release provides updates and fixes for Logstash version 8.17.4. Refer to the linked release notes for detailed information.
v8.16.6This release provides updates and fixes for Logstash version 8.16.6. Refer to the linked documentation for detailed changes.
v9.0.0-rc1This release appears to be a Release Candidate (RC1) for Logstash version 9.0. Specific details about changes are not provided in the snippet.
v8.16.5This release (Logstash 8.16.5) provides maintenance updates and bug fixes for the Logstash platform.
v8.17.3This release provides updates for Logstash version 8.17.3. Specific details regarding features, fixes, or breaking changes are not detailed in the provided snippet, but links to downloads and full release notes are available.
v7.17.28This release provides updates for Logstash version 7.17.28. Specific details regarding changes are available in the linked release notes.
v9.0.0-beta1This is the release announcement for Logstash 9.0.0-beta1, with links provided for downloads and detailed release notes.
v8.16.4This release provides updates for Logstash version 8.16.4. Specific details regarding changes are available in the linked release notes.
v8.17.2This release provides updates for Logstash version 8.17.2. Specific details regarding changes are available in the linked release notes.
v8.17.1This release appears to be a maintenance or patch release for Logstash version 8.17.1. Specific details require consulting the linked release notes.
v8.16.3This release provides updates for Logstash version 8.16.3. Refer to the linked release notes for specific details.
v7.17.27This release provides updates for Logstash version 7.17.27. Specific details regarding changes are available in the linked release notes.
Common Errors
NoMethodError2 reportsA "NoMethodError" in Logstash usually signifies that you are calling a method on an object that doesn't have that method defined (or the object is nil). Examine the stack trace to identify the problematic object and method call. Ensure the object is of the expected class and that the method name is spelled correctly. If the object is nil, check for initialization errors or incorrect configuration of the pipeline.
IllegalStateException1 reportThe IllegalStateException in Logstash often arises when a pipeline attempts to access a field or event's state in an invalid context, such as accessing a non-existent field or modifying an event after it has been finalized. Ensure your filters correctly handle null or missing fields using conditionals (if statements) before accessing them and avoid modifying the event after it has been sent to downstream stages like the output. Review configurations for potentially problematic field references or late modifications that could trigger this improper state access.
SaslAuthenticationException1 reportThe "SaslAuthenticationException" in Logstash typically arises from incorrect or missing SASL configuration for Kafka authentication, such as wrong username/password or missing Kerberos setup. To fix it, carefully verify the `sasl_username`, `sasl_password`, `security_protocol`, `sasl_mechanism`, and Kerberos-related settings (if applicable) in your Logstash Kafka input or output plugin configuration, ensuring they match the Kafka server's requirements. Double-checking the Kerberos configuration on the Logstash host, including `krb5.conf`, is also essential for Kerberos-based authentication.
StringIndexOutOfBoundsException1 reportStringIndexOutOfBoundsException in Logstash Grok filters typically occurs when the grok pattern attempts to access a substring beyond the actual length of the input string. To fix this, carefully review your grok patterns, especially those with optional or repeated elements, ensuring they correctly account for variations in input string length and structure, preventing out-of-bounds access. Use conditionals or anchors to guide the expression to the correct starting/ending point.
IllegalArgumentException1 reportIllegalArgumentException in Logstash often arises from incorrect data type handling, particularly when a field's expected data type doesn't match the actual data being processed. Fix this by ensuring your Logstash configuration correctly casts or converts field values to the expected types using processors like mutate or ruby filters *before* they are used in operations expecting specific data types, and validate field content/format with a grok filter if necessary..
HeapDumpOnOutOfMemoryError1 report"HeapDumpOnOutOfMemoryError" in Logstash usually means the JVM ran out of memory due to excessive data processing or plugin memory leaks. To fix this, increase the JVM heap size in the jvm.options file (e.g., -Xms4g -Xmx4g) and carefully review Logstash configurations and plugins for memory-intensive operations or potential memory leaks. Reducing the number of filters, optimizing grok patterns, or using more efficient plugins can also alleviate memory pressure.
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