Spring Boot 3.4.0 M3 Configuration Changelog

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

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.