Spring Boot 3.1.0 RC1 Configuration Changelog

Configuration properties change between 3.1.0-M2 and 3.1.0-RC1

Deprecated in `3.1.0-RC1`

None.

New in `3.1.0-RC1`

Key	Default value	Description
`management.endpoint.health.validate-group-membership`	`true`	Whether to validate health group membership on startup.
`management.otlp.metrics.export.aggregation-temporality`		Aggregation temporality of sums.
`management.otlp.tracing.compression`	`none`	The method used to compress the payload.
`management.otlp.tracing.endpoint`	`http://localhost:4318/v1/traces`	URL to the OTel collector’s HTTP API.
`management.otlp.tracing.headers`		Custom HTTP headers you want to pass to the collector, for example auth headers.
`management.otlp.tracing.timeout`	`10s`	Call timeout for the OTel Collector to process an exported batch of data.
`spring.activemq.broker-url`		URL of the ActiveMQ broker.
`spring.activemq.close-timeout`	`15s`	Time to wait before considering a close complete.
`spring.activemq.non-blocking-redelivery`	`false`	Whether to stop message delivery before re-delivering messages from a rolled back transaction.
`spring.activemq.packages.trust-all`		Whether to trust all packages.
`spring.activemq.packages.trusted`		Comma-separated list of specific packages to trust (when not trusting all packages).
`spring.activemq.password`		Login password of the broker.
`spring.activemq.pool.block-if-full`	`true`	Whether to block when a connection is requested and the pool is full.
`spring.activemq.pool.block-if-full-timeout`	`-1ms`	Blocking period before throwing an exception if the pool is still full.
`spring.activemq.pool.enabled`	`false`	Whether a JmsPoolConnectionFactory should be created, instead of a regular ConnectionFactory.
`spring.activemq.pool.idle-timeout`	`30s`	Connection idle timeout.
`spring.activemq.pool.max-connections`	`1`	Maximum number of pooled connections.
`spring.activemq.pool.max-sessions-per-connection`	`500`	Maximum number of pooled sessions per connection in the pool.
`spring.activemq.pool.time-between-expiration-check`	`-1ms`	Time to sleep between runs of the idle connection eviction thread.
`spring.activemq.pool.use-anonymous-producers`	`true`	Whether to use only one anonymous "MessageProducer" instance.
`spring.activemq.send-timeout`	`0ms`	Time to wait on message sends for a response.
`spring.activemq.user`		Login user of the broker.
`spring.security.oauth2.authorizationserver.endpoint.device-authorization-uri`		Authorization Server’s OAuth 2.0 Device Authorization Endpoint.
`spring.security.oauth2.authorizationserver.endpoint.device-verification-uri`		Authorization Server’s OAuth 2.0 Device Verification Endpoint.