Configuration property changes between `3.4.0-M2` and `3.4.0-M3`



== Deprecated in 3.4.0-M3

|======================
| Key | Replacement | Reason

| `spring.flyway.clean-on-validation-error`
|
| Deprecated in Flyway 10.18
|======================



== Added in 3.4.0-M3

|======================
| Key | Default value | Description

| `logging.structured.gelf.service.name`
|
| Structured GELF service name (defaults to 'spring.application.name').

| `logging.structured.gelf.service.version`
|
| Structured GELF service version (defaults to 'spring.application.version').

| `management.otlp.metrics.export.histogram-flavor`
| `explicit-bucket-histogram`
| Histogram type to be preferred when histogram publishing is enabled.

| `management.otlp.metrics.export.max-bucket-count`
| `160`
| Maximum number of buckets to be used for exponential histograms, if configured.

| `management.otlp.metrics.export.max-scale`
| `20`
| Max scale to use for exponential histograms, if configured.

| `management.otlp.tracing.transport`
| `http`
| Transport used to send the spans.

| `spring.activemq.embedded.enabled`
| `true`
| Whether to enable embedded mode if the ActiveMQ Broker is available.

| `spring.data.web.pageable.serialization-mode`
| `direct`
| Configures how to render spring data Pageable instances.

| `spring.jms.listener.max-messages-per-task`
|
| Specify the maximum number of messages to process in one task.

| `spring.pulsar.client.threads.io`
|
| Number of threads to be used for handling connections to brokers.

| `spring.pulsar.client.threads.listener`
|
| Number of threads to be used for message listeners.

| `spring.pulsar.listener.concurrency`
|
| Number of threads used by listener container.
|======================



== Removed in 3.4.0-M3

_None_.
