document universal profiling as opt-in (#958)

* document universal profiling as opt-in

* update changelog

* make vale happy

Author: SylvainJuge

CHANGELOG.next-release.md

@@ -22,7 +22,7 @@ This file contains all changes which are not released yet.
 
 # Breaking Changes
 <!--BREAKING-CHANGES-START-->
-
+- univeral profiling is disabled by default #958
 <!--BREAKING-CHANGES-END-->
 <!--DEPENDENCIES-NOTES-START-->
 

docs/reference/edot-java/configuration.md

@@ -68,13 +68,13 @@ EDOT Java uses different defaults than the OpenTelemetry Java instrumentation fo
 The EDOT Java instrumentation agent also provides configuration options for each of the [supported features](/reference/edot-java/features.md).
 This table only contains minimal configuration, see each respective feature for exhaustive configuration options documentation.
 
-| Option                                                 | Default | Feature                                                                                                                  | EDOT Java version |
-|--------------------------------------------------------|---------|--------------------------------------------------------------------------------------------------------------------------|-------------------|
+| Option                                                 | Default | Feature                                                                                                             | EDOT Java version |
+|--------------------------------------------------------|---------|---------------------------------------------------------------------------------------------------------------------|-------------------|
 | `OTEL_INFERRED_SPANS_ENABLED`                          | `false` | [Inferred spans](/reference/edot-java/features.md#inferred-spans)                                                   | 1.0.0+            |
 | `OTEL_JAVA_EXPERIMENTAL_SPAN_STACKTRACE_MIN_DURATION`  | `5ms`   | [Span stacktrace](/reference/edot-java/features.md#span-stacktrace)                                                 | 1.0.0+            |
-| `ELASTIC_OTEL_UNIVERSAL_PROFILING_INTEGRATION_ENABLED` | `auto`  | [Elastic Universal profiling integration](/reference/edot-java/features.md#elastic-universal-profiling-integration) | 1.0.0+            |
-| `ELASTIC_OTEL_JAVAAGENT_LOG_LEVEL`                     | `INFO`  | [Agent logging](#agent-logging)                                                                                          | 1.5.0+            |
-| `ELASTIC_OTEL_VERIFY_SERVER_CERT`                      | `true`  | [Exporter certificate verification](#exporter-certificate-verification)                                                  | 1.5.0+            |
+| `ELASTIC_OTEL_UNIVERSAL_PROFILING_INTEGRATION_ENABLED` | `false` | [Elastic Universal profiling integration](/reference/edot-java/features.md#elastic-universal-profiling-integration) | 1.0.0+            |
+| `ELASTIC_OTEL_JAVAAGENT_LOG_LEVEL`                     | `INFO`  | [Agent logging](#agent-logging)                                                                                     | 1.5.0+            |
+| `ELASTIC_OTEL_VERIFY_SERVER_CERT`                      | `true`  | [Exporter certificate verification](#exporter-certificate-verification)                                             | 1.5.0+            |
 
 
 ## Elasticsearch Java client: Capturing search request bodies

docs/reference/edot-java/features.md

@@ -64,7 +64,7 @@ Refer to [Central configuration](opentelemetry://reference/central-configuration
 
 ## Elastic Universal Profiling integration
 
-[Universal Profiling](https://www.elastic.co/observability/universal-profiling) integration provides the ability to correlate traces with profiling data from the Elastic universal profiler. This feature is turned on by default on supported systems, and turned off otherwise.
+[Universal Profiling](https://www.elastic.co/observability/universal-profiling) integration provides the ability to correlate traces with profiling data from the Elastic universal profiler. This feature is off by default.
 
 Refer to [universal-profiling-integration](https://github.com/elastic/elastic-otel-java/tree/main/universal-profiling-integration) for details and configuration options.